Fine Arts


Jupiter's Moons Jupiter has 62 known moons. The four Galilean...
Earth’s Moon Earth's partner in its yearly trek around the...
Remnants from the Beginning Whenever you build a new house, you always have...
Realm of the Giants The region beyond the asteroid belt is the realm...
Exploring Our Own Back Yard The four planets closest to the Sun -- Mercury,...
Orion, the Hunter Orion is one of the most beautiful of all...
Gemini, the Twins Gemini is easy to find as it glides high...
Auriga, the Charioteer Auriga, the celestial charioteer, has neither...
Taurus, the Bull Taurus, the bull, is marked by a V-shaped...
Perseus, the Hero Perseus, the hero, arcs high overhead in fall...
Pegasus, the Flying Horse Pegasus is a large pattern of stars marked by a...
Cassiopeia, the Queen The mythological queen Cassiopeia floats...
Capricornus, the Sea-Goat Capricornus, the sea goat, bounds low across the...
Scorpius, the Scorpion Three bright stars form the "head" of Scorpius,...
Sagittarius, the Archer Sagittarius, the archer, slides low across the...
Cygnus, the Swan The brightest stars of Cygnus form a cross, so...
Aquila, the Eagle Aquila glides on outstretched wings through the...
Ursa Major, the Great Bear Ursa Major — the great bear — is always above...
Leo, the Lion The zodiacal constellation Leo, the lion, is one...
Exploding Stars Some types of stars expire with titanic...
Cosmic Beacons The stars that 'twinkle, twinkle' in the night...
Equipment Tips The only instrument that most beginners need is...
Pick a Good Viewing Spot Your own back yard will do just fine. Then, as...
Saturn The planet Saturn is a delicate giant. Although...
Jupiter Weather systems on Earth blow themselves out in...
Mars Mars inspires speculation like no other world in...
Venus Cloud-covered Venus is the second planet from...
Mercury Tiny, cratered Mercury is the closest planet to...
Our Star, the Sun By human standards, the Sun is eternal. It rises...
Virgo Virgo is the second-largest constellation -- so...
Aquarius Thanks to its position in the zodiac, not to...
Cancer, the Crab Although it is one of the constellations of the...
Libra, the Scales Libra represents a balance scale. The name may...
Pisces, the Fish In the lore of the sky, spring is associated...
Aries, the Ram Aries, the ram, is a faint pattern marked by...
The Solar System: Home Sweet Home A middle-aged star, planets large and small,...

Radio Programs

Moon and Companions Two planets without moons Friday, February 5, 2016
Moon and Venus A “liquid” atmosphere for Venus Thursday, February 4, 2016
The Whole Gang The worlds of the solar system Monday, February 1, 2016
Moon and Spica Filling a lunar “ocean” Friday, January 29, 2016
Moon and Jupiter A big moon takes a beating Tuesday, January 26, 2016
Moon and Regulus A stellar “king” and his entourage Monday, January 25, 2016
Big Dipper Clock Ticking off the hours of the night Friday, January 22, 2016
Moon and Aldebaran Years of playing “peek-a-boo” Tuesday, January 19, 2016
Zapped! Zapped by the Sun — twice Monday, January 18, 2016
End of the River A river that ends twice Sunday, January 17, 2016
Eridanus A footstool for the hunter Saturday, January 16, 2016
Bigger and Hotter Jacking up a star’s brightness — after this. Monday, January 11, 2016
Sirius Two dogs that are moving apart — after this. Sunday, January 10, 2016
Moon and Companions Building a mound on the Moon — after this. Wednesday, January 6, 2016
Moon and Venus Dropping in on a nasty planet Tuesday, January 5, 2016
Tau Ceti Visiting a dusty star system — after this. Monday, January 4, 2016
Moon and Mars Lighting up the waning Moon — after this. Saturday, January 2, 2016
New Year’s Sky A grand view for a new year Thursday, December 31, 2015
Winter Circle Circling around the winter sky Saturday, December 26, 2015
El Nath Sharing a bright star Sunday, December 20, 2015
Crab Nebula A crab scuttles across the sky Monday, December 14, 2015
Moon and Companions Bright companions for the Moon Saturday, December 5, 2015
Moon and Mars A frozen treat on the Red Planet Friday, December 4, 2015
Moon and Jupiter The master of a busy domain Thursday, December 3, 2015
Orion Nebula Looking into a cradle of young stars Wednesday, December 2, 2015
Venus and Spica A star that’s more than meets the eye Tuesday, December 1, 2015
Moon and Gemini Huddling at the knee of a twin Saturday, November 28, 2015
Polaris Probing the un-steady North Star Saturday, November 21, 2015
Wet Skies “Wet” stars in the southern sky Wednesday, November 18, 2015
Diphda Light from a distant “frog” Friday, November 13, 2015
Pleiades III A star with a bulging waistline Wednesday, November 11, 2015
Pleiades II Taking a census of a star cluster Tuesday, November 10, 2015
The Pleiades A “stellar” weather forecast Monday, November 9, 2015
Moon and Spica Keeping away from a bright pair of stars Sunday, November 8, 2015
Stellar Death Different ways for a star to die Monday, November 2, 2015
Venus and Mars Planets huddle close in the dawn sky Sunday, November 1, 2015
Halloween Haunting stars in the evening sky Saturday, October 31, 2015
EV Lacertae A tiny star with a big temper Friday, October 30, 2015
Sheratan The hidden nature of a binary star Sunday, October 25, 2015
Venus and Jupiter A great show from the “morning star” Friday, October 23, 2015
Moon, Saturn, Antares Tracking Saturn across the sky Friday, October 16, 2015
Mars and Jupiter A close call in the morning sky Thursday, October 15, 2015
Morning Mercury A dark planet in the dawn sky Saturday, October 10, 2015
Moon and More Companions Filling up a Martian crater Thursday, October 8, 2015
Triangulum Galaxy A busy member of the Local Group Tuesday, October 6, 2015
Big Story A big-screen story in the autumn sky Monday, September 28, 2015
Blood Harvest Super Moon Lining up names for the full Moon Sunday, September 27, 2015
Lunar Eclipse Lining up a skywatching treat Saturday, September 26, 2015
Weekend Goodies A great weekend for skywatching Friday, September 25, 2015
Morning Lineup Bright lights in the dawn sky Thursday, September 24, 2015
North vs. South Different views of the night sky Sunday, September 20, 2015
Moon and Antares Ticking off the hours of the night Saturday, September 19, 2015
Moon, Venus, and Mars Ancient Mars cools off Wednesday, September 9, 2015
Moon and Venus Beauty and fire in the dawn sky Tuesday, September 8, 2015
Zenith Looking straight up Monday, September 7, 2015
Capricornus Bright non-companions in the sea-goat Saturday, September 5, 2015
Moon and Aldebaran A stellar disappearing act Friday, September 4, 2015
Venus and Mars Prominent neighbors in the dawn sky Tuesday, September 1, 2015
Shergotty A piece of Mars falls from the sky Tuesday, August 25, 2015
Moon and Saturn Probing the heart of a giant Friday, August 21, 2015
Heating Saturn Heating up Saturn’s interior Wednesday, August 19, 2015
Changing Addresses Venus moves to the morning sky Saturday, August 15, 2015
Moon and Aldebaran Similar but different lights near the Moon Friday, August 7, 2015
Blue Moon Modern folklore about the night sky Thursday, July 30, 2015
Moon and Saturn Following a stately planet Saturday, July 25, 2015
Moon and Spica Frozen in place in lunar skies Wednesday, July 22, 2015
The Stinger The scorpion’s bright stinger Sunday, July 19, 2015
Moon and Companions Getting ready to change addresses Saturday, July 18, 2015
First Stars II Brilliant clusters in the early universe Friday, July 17, 2015
The First Stars Whipping up the first stars Thursday, July 16, 2015
Stellar Metals A difference between young and old stars Wednesday, July 15, 2015
Stairsteps Stepping up the evening sky Sunday, July 12, 2015
Earth at Aphelion Stretching out the summer Sunday, July 5, 2015
Fireworks Fireworks in the evening sky Saturday, July 4, 2015
Venus and Jupiter Identifying two evening skylights Thursday, July 2, 2015
Leap Second Stretching out the month of June Tuesday, June 30, 2015
Bright Trios A pair of trios in the evening sky Monday, June 29, 2015
Venus and Jupiter Bright planets in the evening sky Friday, June 26, 2015
June Solstice Celebrating the June solstice Sunday, June 21, 2015
Moon and Jupiter Plunging into a hidden ocean Saturday, June 20, 2015
Moon and Venus Losing our eyes and ears on Venus Friday, June 19, 2015
Martian Spring Wild seasons on the Red Planet Thursday, June 18, 2015
Thuban Lining up an ancient wonder Saturday, June 13, 2015
Ocean Lost A massive ocean on the planet Mars Thursday, June 4, 2015
Moon and Antares Digging up some lunar history Tuesday, June 2, 2015
Moon and Saturn Pinpointing a giant planet Monday, June 1, 2015
Moon in Balance Bringing a constellation into balance Sunday, May 31, 2015
Moon and Companions Bright lights in the evening sky Friday, May 22, 2015
Moon and Venus The “evening star” slows down Thursday, May 21, 2015
The Crow A confusing layout for a faint constellation Sunday, May 17, 2015
Starry Spokes Circling the hub of the northern sky Friday, May 15, 2015
Hercules Handing down pictures of the stars Monday, May 11, 2015
Bear’s Nose The shiny nose of the great bear Sunday, May 10, 2015
Fast Neighbor A “runaway train” in the stars Wednesday, May 6, 2015
Moon and Saturn Optical illusions in the night sky Monday, May 4, 2015
El Nath Location, location, location Sunday, May 3, 2015
Moon and Spica Creeping up on a bright star Friday, May 1, 2015
Unpredictable Sun Predicting our unpredictable Sun Wednesday, April 29, 2015
Brighter Sun The Sun gets a lot brighter Tuesday, April 28, 2015
Solar Fusion The Sun shines on and on and on Monday, April 27, 2015
Evening Mercury Measuring a planetary day Sunday, April 26, 2015
Moon and Venus Double “smacks” for a young planet Tuesday, April 21, 2015
Catching the Rain A lunar cup for catching rainfall Monday, April 20, 2015
Venus and Aldebaran Battle of the sexes in the evening sky Wednesday, April 15, 2015
Twin Monsters Giving life to a classic story Sunday, April 5, 2015
Lunar Eclipse Lining up a total lunar eclipse Friday, April 3, 2015
Eclipses Through the Ages A legacy from 1492 Thursday, April 2, 2015
Denebola The “dusty” tail of the lion Tuesday, March 31, 2015
Moon and Regulus The intertwined lives of two stars Monday, March 30, 2015
Moon and Jupiter Dipping into a giant hot tub Sunday, March 29, 2015
Moon in the Middle Passing through a bright triangle Saturday, March 28, 2015
Alphard A long but barren constellation Monday, March 23, 2015
Moon and Venus Shaking up the solar system Sunday, March 22, 2015
Moon and Mars Warming up a cold planet Saturday, March 21, 2015
Solar Eclipse Extra darkness for the Arctic Thursday, March 19, 2015
The Hunting Dogs A pair of hunting dogs without much bite Monday, March 16, 2015
Moon, Saturn, and Antares Heating up the Moon’s interior Thursday, March 12, 2015
Moon and Spica Safety first around an amazing star Sunday, March 8, 2015
Moon and Regulus A royal heart for a royal beast Tuesday, March 3, 2015
Double Double A double double in the evening sky Saturday, February 21, 2015
Triple Play II Two very different neighbors Friday, February 20, 2015
Solar Max Taking a look at the busy Sun Saturday, February 14, 2015
Morning Moon A bright future for the scorpion Thursday, February 12, 2015
Bright Merger The fireworks of a hostile takeover Wednesday, February 11, 2015
Moon and Spica A touch of fall near the Moon Sunday, February 8, 2015
Jupiter at Opposition A big showing for a big planet Friday, February 6, 2015
Moon and Regulus Settling the dust on the Moon Wednesday, February 4, 2015
More Moon and Jupiter The Moon stays active Tuesday, February 3, 2015
Brackets Bright lights bracket the evening sky Sunday, February 1, 2015
Winter Circle A brilliant ring around the Moon Friday, January 30, 2015
Perseus Taking the measure of a monster Sunday, January 25, 2015
Occultations Illumination from darkness Friday, January 23, 2015
Moon and Mars Asteroids take aim at Mars Thursday, January 22, 2015
Moon and Venus Venus’s nightside goes green Wednesday, January 21, 2015
Orion’s Head Heading for the top of the hunter Sunday, January 18, 2015
Moon and Companions A brilliant presence in the night sky Friday, January 16, 2015
Venus and Mercury Pointing the way to a little planet Saturday, January 10, 2015
Sirius Rising The Dog Star climbs into winter evenings Sunday, January 4, 2015
Close to the Sun Snuggling close to the Sun Saturday, January 3, 2015
Hailstorm The inner planets take a beating Monday, December 29, 2014
Alhena The bright foot of a celestial twin Sunday, December 28, 2014
Gemini Rising The impressive celestial twins Saturday, December 27, 2014
Moon, Mars, and Venus Bright lights in the early evening Thursday, December 25, 2014
Moon and Mars Flickering images of a famous world Wednesday, December 24, 2014
Moon and Saturn Swirling through the clouds of a giant planet Thursday, December 18, 2014
Moon and Spica Eyeballing some changes in the sky Tuesday, December 16, 2014
Earliest Sunsets Stretching out the sunsets Monday, December 15, 2014
Cetus A sea monster fit for Hollywood Sunday, December 14, 2014
Mars at Perihelion Mars gets close to the Sun Saturday, December 13, 2014
Moon and Jupiter Measuring the solar system with a ruler Wednesday, December 10, 2014
Rising Dipper A brief disappearance for the Big Dipper Sunday, December 7, 2014
Disappearing Triangle A holdover from summer skies Saturday, December 6, 2014
Rara Avis Rare birds in southern skies Saturday, November 29, 2014
Moon and Mars Jet lag after a long trip Tuesday, November 25, 2014
Orion Returns The return of an astronomical beauty Monday, November 24, 2014
Wang Liang A bright warrior in the northern sky Saturday, November 22, 2014
Moon and Companions Feeble companions for a bright star Friday, November 14, 2014
Moon and Jupiter Clouds of dust around a giant planet Thursday, November 13, 2014
Bright Deceptive lights in the dawn sky Monday, November 3, 2014
Daylight Saving Time Saving daylight to save energy Saturday, November 1, 2014
Halloween A dark and lonely night in the dome Friday, October 31, 2014
New Distance The Seven Sisters move farther away Tuesday, October 28, 2014
Moon and Mars The planet Mars runs in place Monday, October 27, 2014
More Polaris A “hiccup” for the North Star Friday, October 24, 2014
Polaris Pacing off the distance to the North Star Thursday, October 23, 2014
Solar Eclipse Darkening the afternoon sky Wednesday, October 22, 2014
Star Time Setting your watch by the stars Tuesday, October 21, 2014
Close to Mars An icy relic takes aim at Mars Thursday, October 16, 2014
Moon and Jupiter Traveling to a deadly planet Wednesday, October 15, 2014
Lunar Eclipse A repeat performance for the Moon Tuesday, October 7, 2014
Celestial Sea The Moon swims in the Celestial Sea Sunday, October 5, 2014
Autumnal Equinox One way to mark a change in seasons Monday, September 22, 2014
MAVEN Probing Mars’s escaping atmosphere Sunday, September 21, 2014
Moon and Regulus Keeping an old star looking young Saturday, September 20, 2014
Moon and Jupiter The heat of a twisted moon Friday, September 19, 2014
Moon and Companions The little dog leads the big dog Thursday, September 18, 2014
The Next Wave A new wave of explorers at Mars Tuesday, September 16, 2014
Supervolcanoes Supervolcanoes on the Red Planet Monday, September 15, 2014
Silver Arch A silver archway across the evening sky Sunday, September 14, 2014
EQ Pegasi A pair of juvenile stellar neighbors Friday, September 12, 2014
Enif The leading lights of Pegasus Wednesday, September 10, 2014
Great Square The above-average stars of the Great Square Tuesday, September 9, 2014
Harvest Moon The full Moon lights the way Monday, September 8, 2014
Ophiuchus The 13th constellation of the zodiac Saturday, September 6, 2014
Dabih Covering up a passel of stars Friday, September 5, 2014
Moon and Planets Ringing out the weekend Sunday, August 31, 2014
Panhu A country that’s gone to the dogs Saturday, August 30, 2014
Cat’s Eye Nebula The true nature of a glowing cat’s eye Friday, August 29, 2014
Alpha Lacertae A star with a bright profile Thursday, August 28, 2014
Moon and Planets A bright show in the dawn sky Friday, August 22, 2014
Mars and Saturn A new season for the Red Planet Thursday, August 21, 2014
More Venus and Jupiter Aligning two celestial headlights Sunday, August 17, 2014
Planet Pairings Pairs of planets bracket the Sun Saturday, August 16, 2014
Little Pictures Little star pictures in the summer sky Thursday, August 14, 2014
The Neighborhood Getting to know the neighbors Thursday, August 7, 2014
RECONS Taking a census of our stellar neighborhood Wednesday, August 6, 2014
Moon and Mars Coloring the Martian sky Saturday, August 2, 2014
Lunar Checkers The Moon plays a game of checkers Friday, August 1, 2014
Sagittarius A steaming teapot in the southern sky Thursday, July 24, 2014
Moon and Venus Visiting the cool mountains of Venus Wednesday, July 23, 2014
Outcast Star A stellar outcast in the Big Dipper Tuesday, July 22, 2014
Spearhead Spearheading a look at the Seven Sisters Sunday, July 20, 2014
Venus and Mercury Bright, hot planets in the dawn sky Friday, July 11, 2014
Moon and Saturn Names for all the solar system Monday, July 7, 2014
Moon, Mars, and Spica A close but wide-spread trio Saturday, July 5, 2014
Feeling the Heat Looking at the Sun from near and far Friday, July 4, 2014
Moon and Regulus Locking the Moon in position Tuesday, July 1, 2014
Cygnus Rising A starry bird and a Mayan king Monday, June 30, 2014
Moon and Jupiter Watching the twilight fade away Sunday, June 29, 2014
Alphecca Stellar siblings with different futures Saturday, June 28, 2014
Moon and Venus A brilliant early morning encounter Monday, June 23, 2014
Summer Solstice Plotting the motions of the Sun Friday, June 20, 2014
Leaping Gazelle A gazelle leaps across the sky Sunday, June 15, 2014
Disappearing Family A bright family drops from view Saturday, June 14, 2014
Summer Triangle Bright stars shine through the moonlight Friday, June 13, 2014
Menkent The nearby shoulder of a centaur Monday, June 9, 2014
Moon and Spica Two stars with big futures Sunday, June 8, 2014
More Moon and Mars A planetary deepfreeze Saturday, June 7, 2014
Moon and Regulus A stellar whirling dervish Tuesday, June 3, 2014
Moon and Jupiter A study in contrasts in the evening sky Sunday, June 1, 2014
Moon and Planets Squashing a giant planet Saturday, May 31, 2014
Moon and Mercury Ghostly apparitions in the evening sky Friday, May 30, 2014
Moon and Venus A case of deceptive beauty Saturday, May 24, 2014
Distant Neighbors Looking for distant neighbors Wednesday, May 21, 2014
Distant Realms A realm of iceballs far from the Sun Tuesday, May 20, 2014
Distant Borders Crossing a distant border Monday, May 19, 2014
Planet Parade A parade of planets in the evening sky Friday, May 16, 2014
Evening Mercury Shrink-wrapping a small planet Thursday, May 15, 2014
Moon and Saturn Zipping past a distant giant Wednesday, May 14, 2014
Saturn at Opposition Angling for a good view of Saturn Monday, May 12, 2014
Moon and Spica Violent scenarios for a binary star Sunday, May 11, 2014
Moon and Jupiter Big geysers on big moons Saturday, May 3, 2014
Beta Coma Berenices A star that’s a lot like our own Saturday, April 26, 2014
Space Fair A world’s fair for the Space Age Tuesday, April 22, 2014
Bear’s Lodge Looking down from the Big Dipper Saturday, April 19, 2014
Changing Skies Seeing through the moonlight Friday, April 18, 2014
More Lunar Eclipse Big entertainment in the night sky Monday, April 14, 2014
Lunar Eclipse Changing the course of history Sunday, April 13, 2014
North Galactic Pole Gazing away from the Milky Way Saturday, April 12, 2014
Runaway Stars Stars that are leaving home in a hurry Friday, April 11, 2014
Mars at Opposition III The hazards of living on Mars Wednesday, April 9, 2014
Mars at Opposition Snuggling fairly close to Mars Monday, April 7, 2014
Moon in the Middle Bright stars packed around the Moon Saturday, April 5, 2014
‘Minor’ Constellations “Minor” constellations with major sights Sunday, March 30, 2014
More Moon and Venus Probing an unpredictable polar vortex Thursday, March 27, 2014
Moon and Venus A roller-coaster ride for a bright planet Wednesday, March 26, 2014
Crow and Cup The crow gets in a spot of bother Sunday, March 23, 2014
Spring Equinox Projecting the spring equinox Thursday, March 20, 2014
Moon and More Companions Taking aim at the scorpion’s claw Wednesday, March 19, 2014
More Moon and Companions Getting close to bright Mars Tuesday, March 18, 2014
Moon and Companions Seeing orange on a nearby planet Monday, March 17, 2014
Old Mars Rock A relic of a bygone era on Mars Sunday, March 16, 2014
Condor Galaxy The condor stretches its galactic wings Saturday, March 15, 2014
Mercury in the Morning An irritating planet in the dawn twilight Friday, March 14, 2014
Moon and Jupiter Building a solar system giant Sunday, March 9, 2014
Moon and Aldebaran Keeping an eye on the bull’s eye Friday, March 7, 2014
Moon and Venus Love and beauty in the dawn sky Monday, February 24, 2014
Zeta Cas A star that's far above average Sunday, February 23, 2014
Moon and Spica A star of the first magnitude Tuesday, February 18, 2014
Alnilam A bright buckle for the hunter’s belt Sunday, February 16, 2014
Dubhe A bright orphan in the Big Dipper Saturday, February 15, 2014
Brilliant Venus The “morning star” at its brightest Thursday, February 13, 2014
Moon and Jupiter Creating a powerful magnetic field Monday, February 10, 2014
Hint of Spring A hint of spring in the evening sky Sunday, February 9, 2014
Rivals Separating a pair of mortal enemies Saturday, February 8, 2014
Southern Slivers Slivers of stars in the southern sky Sunday, February 2, 2014
Orion’s Footstool A resting spot for the hunter Saturday, February 1, 2014
Evening Mercury The wrinkled skin of a small planet Friday, January 31, 2014
Moon and Venus A beautiful dawn encounter Monday, January 27, 2014
Morning Planets Lining up some early morning planets Sunday, January 26, 2014
Moon and Saturn Plunging into a turbulent world Friday, January 24, 2014
Moon and Spica Lining up a lunar encounter Wednesday, January 22, 2014
Moon and Mars Taking a trip to Mars Tuesday, January 21, 2014
Evening Clusters Star clusters for the charioteer Sunday, January 19, 2014
Moon and Regulus One set of stars, two pictures Saturday, January 18, 2014
Morning Planets Bright planets in the dawn sky Friday, January 17, 2014
Moon and Jupiter A giant, icy moon Tuesday, January 14, 2014
Moon in the Middle Boxing in the gibbous Moon Sunday, January 12, 2014
Moon and Aldebaran Peeking at the Moon’s backside Saturday, January 11, 2014
Jupiter at Opposition Pacing off the distance to a giant Sunday, January 5, 2014
Getting Close Snuggling close to two giants Friday, January 3, 2014
Vanishing Venus The demise of the evening star Monday, December 30, 2013
Midnight Stars Celebrating with the stars Sunday, December 29, 2013
Moon and Saturn Riding waves in Saturn’s rings Friday, December 27, 2013
Winter Solstice Drawing up the winter solstice Saturday, December 21, 2013
Star Songs Tuning in to the stars Friday, December 20, 2013
Moon and Jupiter Heating up a giant planet Wednesday, December 18, 2013
Super Origins A refugee from the planet Krypton Saturday, December 14, 2013
Aquarius Freezing a celestial water jug Saturday, December 7, 2013
Sirius Rising The right season for the Dog Star Friday, December 6, 2013
Moon and Venus Lighting up a Venusian day Wednesday, December 4, 2013
Escaped Star A star that escaped from its nest Friday, November 29, 2013
Moon and Spica Following the rhythms of the night Thursday, November 28, 2013
Moon and Mars A change of address for Mars Tuesday, November 26, 2013
Orion Rising Jumbo stars climb into view Friday, November 22, 2013
More Moon and Jupiter Patching up the night sky Thursday, November 21, 2013
Moon and Jupiter Centering up a bright duo Wednesday, November 20, 2013
MAVEN The disappearing Martian air Sunday, November 17, 2013
William Herschel III Dangerous nights at the telescope Saturday, November 16, 2013
William Herschel II Making up for lost time Friday, November 15, 2013
William Herschel A musical intro for a noted astronomer Thursday, November 14, 2013
Andromeda A colorful stellar quartet Wednesday, November 6, 2013
Moon and Venus Lighting up a night sky Tuesday, November 5, 2013
Solar Eclipse A rare solar eclipse Saturday, November 2, 2013
The Crane A crane strides across the southern sky Thursday, October 31, 2013
War of the Worlds An attack from Mars Wednesday, October 30, 2013
Moon and Mars A comfortable planetary neighbor Monday, October 28, 2013
Moon and Company An effective type of sun block Sunday, October 27, 2013
The Disrespected Two “slithery” constellations Saturday, October 26, 2013
Moon and Jupiter The king of the Olympics Thursday, October 24, 2013
Tail Stars The back ends of two constellations Wednesday, October 23, 2013
Moon and Aldebaran Peeking through the moonlight Monday, October 21, 2013
Abu Simbel Lighting an ancient sanctuary Saturday, October 19, 2013
Hunter’s Moon Hunting up a faint eclipse Friday, October 18, 2013
Mars and Regulus Wandering across the night sky Sunday, October 13, 2013
Icy Mars Digging into Mars’s frozen past Friday, October 11, 2013
Heading for Mars Streaking down Martian slopes Thursday, October 10, 2013
Mars on Earth Looking for Mars on Earth Wednesday, October 9, 2013
Moon and Companions Warming up a Martian hemisphere Monday, September 30, 2013
The Coathanger Gazing deep into a coat hanger Thursday, September 26, 2013
Harvest Moon Harvesting some extra moonlight Wednesday, September 18, 2013
Winter Preview Taking a sneak peek at winter Sunday, September 15, 2013
Friday the Thirteenth A day with an undeserved reputation Friday, September 13, 2013
Alpheratz One star, two constellations Thursday, September 12, 2013
A Tale of Two Skies Taking a spin on a merry-go-round Tuesday, September 10, 2013
Moon and Venus Phasing in on the “evening star” Sunday, September 8, 2013
Venus and Spica The always-hot “evening star” Thursday, September 5, 2013
Moon in the Middle The Moon and a bright triangle Saturday, August 31, 2013
Moon and Jupiter An adventure traveler’s idea of heaven Friday, August 30, 2013
Unseen Saturn Unseen visions of a bright planet Wednesday, August 21, 2013
Gamma Cassiopeia Pointing out a celestial letter Sunday, August 18, 2013
Dog Days The “dog days” of summer Saturday, August 17, 2013
Moon, Spica, and Meteors A double feature in the night sky Sunday, August 11, 2013
Moon and Venus An unforgiving environment Friday, August 9, 2013
Water Carriers Starry vessels in the midnight sky Thursday, August 8, 2013
More Moon and Planets The Moon and a horde of planets Saturday, August 3, 2013
Moon and Planets The Moon and a lineup of planets Friday, August 2, 2013
Alkaid Anchoring the Big Dipper Sunday, July 28, 2013
Megrez Holding together the Big Dipper Saturday, July 27, 2013
Jupiter and Mars Jogging into the morning sky Sunday, July 21, 2013
Venus and Regulus A fairy tale in the evening sky Saturday, July 20, 2013
Bookends Bookending morning and evening skies Friday, July 19, 2013
Water World Diving into lunar research Wednesday, July 17, 2013
Moon and Saturn A radio story from a giant planet Tuesday, July 16, 2013
Moon and Spica Lining up a celestial encounter Monday, July 15, 2013
Zubenelgenubi A complex claw for the scorpion Sunday, July 14, 2013
Zubeneschamali Balancing the scorpion’s claws Saturday, July 13, 2013
Solar Highway Following the path of the Sun Friday, July 12, 2013
Moon and Regulus The lion’s quadruple heart Thursday, July 11, 2013
Moon and Venus Heating up the “evening star” Wednesday, July 10, 2013
Distant Sun Moving away from the Sun Friday, July 5, 2013
July Honoring a famous calendar maker Monday, July 1, 2013
Sky Test A test for dark night skies Sunday, June 30, 2013
Odd Ophiuchus An odd shape with a grand distinction Saturday, June 29, 2013
Summer Lining up the summer solstice Thursday, June 20, 2013
Evening Treats Highlights of the evening sky Tuesday, June 18, 2013
Venus and Mercury Artists land on another world Monday, June 17, 2013
Summer Triangle Creating pictures in the stars Wednesday, June 12, 2013
More Moon and Planets Putting a new spin on the evening star Tuesday, June 11, 2013
Moon and Planets Lining up the “evening star” Monday, June 10, 2013
Sunquakes Rumbling through the Sun Sunday, June 9, 2013
At the Edge At the edge of the solar system Saturday, June 8, 2013
Young-Sun Paradox II A weight-loss plan for the Sun Friday, June 7, 2013
Young-Sun Paradox Turning up the thermostat Thursday, June 6, 2013
Changing Sun Our steadily changing Sun Wednesday, June 5, 2013
Solar Twins A star that looks familiar Saturday, June 1, 2013
Twinkling Jewels Up-and-down stars in the northern crown Thursday, May 30, 2013
Northern Crown Crowning the night sky Wednesday, May 29, 2013
Mercury Rising Cold pockets on a hot planet Tuesday, May 28, 2013
Bright Contrasts Different worlds with a similar look Monday, May 27, 2013
Soothing Moon Stirring up some epsom salts Sunday, May 26, 2013
Evening Planets Celestial theater in the evening sky Saturday, May 25, 2013
A New Cycle Beginning a new lunar cycle Friday, May 24, 2013
The Hunting Dogs Chasing the great bear Thursday, May 23, 2013
Moon and Saturn A leisurely trek through the stars Wednesday, May 22, 2013
Moon and Spica A small but vast astronomical gap Tuesday, May 21, 2013
Hercules The strongman strides across the night sky Saturday, May 18, 2013
More Moon and Jupiter The dusty space around Jupiter Sunday, May 12, 2013
Moon and Jupiter A bright trio in the evening sky Saturday, May 11, 2013
Annular Eclipse A ring of fire above the Pacific Ocean Thursday, May 9, 2013
Big and Little “Extreme” constellations Sunday, May 5, 2013
Star Wheel Whirling around the North Star Wednesday, May 1, 2013
Moon and Spica Neighbors that stir things up Wednesday, April 24, 2013
Moon and Regulus A special day for astronomy Saturday, April 20, 2013
The Naughty Crow A naughty crow angers the gods Monday, April 15, 2013
Moon and Jupiter Measuring the skin of the Moon Sunday, April 14, 2013
Moon in Taurus Drawing some stellar pictures Saturday, April 13, 2013
Time and Navigation A helpful device for seeing the world Thursday, April 11, 2013
Celestial Navigation Navigating by the stars Wednesday, April 10, 2013
Gamma-2 Velorum A star exposes its inner workings Friday, April 5, 2013
Argo Navis Sailing across the southern sky Monday, April 1, 2013
Moon and Companions A bright highlight on the dark Moon Thursday, March 28, 2013
Pyramid Stars Guiding lights of the ancient world Monday, March 25, 2013
Moon and Regulus Putting the squeeze on a star Saturday, March 23, 2013
The Bull’s Horns The Moon takes the bull by the horns Monday, March 18, 2013
Moon and Companions The Moon slides across the sky Sunday, March 17, 2013
Moon and Saturn Wrapped in a magnetic embrace Friday, March 1, 2013
Alcyone Spinning up a bright young star Wednesday, February 27, 2013
Moon and Regulus A different kind of star system Sunday, February 24, 2013
Polaris III Poking into the life of a famous star Thursday, February 21, 2013
Polaris II The un-steady beat of the North Star Wednesday, February 20, 2013
Polaris Guided by the North Star Tuesday, February 19, 2013
Moon, Jupiter, and Aldebaran Jupiter’s large adopted family Monday, February 18, 2013
Moon and Jupiter A large, close-knit planetary family Sunday, February 17, 2013
Mercury in the Evening A visit from a reticent planet Saturday, February 16, 2013
Grand Sky A “grand” view of the night sky Saturday, February 2, 2013
Moon and Companions From leading light to a pale second Friday, February 1, 2013
Missed Opportunity Missing a “stellar” opportunity Monday, January 28, 2013
Moon and Regulus Hercules embarks on a quest Sunday, January 27, 2013
Winter Circle Bracketing the Winter Circle Saturday, January 26, 2013
Superflares Super explosions on other stars Wednesday, January 23, 2013
Flashy Neighbor Evidence of a flashy neighbor Tuesday, January 22, 2013
Great Square of Pegasus Connecting the dots of a starry square Saturday, January 19, 2013
Gemini An uncommon story in the night sky Monday, January 14, 2013
Moon and Saturn A giant storm that kept on going Saturday, January 5, 2013
Moon and Spica Giant tides on giant stars Friday, January 4, 2013
Holiday Skies Lighting up the holiday sky Monday, December 31, 2012
More Sirius A stellar weight-loss program Sunday, December 30, 2012
Sirius A beautiful dog gets closer Saturday, December 29, 2012
The Footstool A footstool for the hunter Friday, December 28, 2012
Long-Night Moon Lighting up the long night Thursday, December 27, 2012
Moon and Jupiter II Lighting up the Christmas-night sky Tuesday, December 25, 2012
Moon and Jupiter Bright lights for Christmas Eve Monday, December 24, 2012
Northern Cross A star pattern with a double identity Sunday, December 23, 2012
Venus and Antares Snow clouds on a hot world? Saturday, December 22, 2012
Winter Solstice A changing calendar cycle Friday, December 21, 2012
The Sun III Looking for the surface of the Sun Wednesday, December 19, 2012
The Sun II The long trip before the journey begins Tuesday, December 18, 2012
The Sun Powering up the Sun Monday, December 17, 2012
Star Populations Segregating the stars of the Milky Way Monday, December 3, 2012
Jupiter at Opposition II Jupiter proves its superiority Sunday, December 2, 2012
Jupiter at Opposition A jovial denizen of the night sky Saturday, December 1, 2012
Moon and Jupiter A chilly Moon for a chilly time of year Wednesday, November 28, 2012
Feeble Eclipse Earth casts a feeble shadow on the Moon Tuesday, November 27, 2012
Orion Rising A treat returns to the evening sky Monday, November 26, 2012
Venus and Saturn Wandering through the night sky Sunday, November 25, 2012
Venus and Spica A star that’s more than meets the eye Saturday, November 17, 2012
Moon and Mars Mars hangs out in the evening sky Thursday, November 15, 2012
Solar Eclipse Diving into a natural wonder Monday, November 12, 2012
Moon and Companions Taking a peek at the Moon’s backside Saturday, November 10, 2012
Namibian Astronomy Watching the skies from western Africa Wednesday, November 7, 2012
Moon and Jupiter Cloudy skies on a giant planet Thursday, November 1, 2012
Halloween Star A two-headed stellar demon Tuesday, October 30, 2012
Aries II Taking the measure of a nearby star Sunday, October 28, 2012
Capricornus The edge of the celestial sea Friday, October 12, 2012
Moon and Regulus Brightening up the Moon Wednesday, October 10, 2012
Aquarius Life-giving waters from a faint constellation Saturday, October 6, 2012
Harvest Moon Celebrating the Mid-Autumn Moon Saturday, September 29, 2012
Moonwatching Moonlight on an autumn night Saturday, September 22, 2012
Moon and Mars Prime real estate on other worlds Wednesday, September 19, 2012
Moonless Nights The wonders of a moonless night Sunday, September 16, 2012
Hot Jupiters Clearing out a star system Saturday, September 15, 2012
Andromeda A grand story in the night sky Monday, September 10, 2012
Moon and Venus Drying out a wet planet Sunday, September 9, 2012
Moon and Companions The stars foretell the weather Thursday, September 6, 2012
Gamma Cephei IV Getting messy for science Wednesday, September 5, 2012
Gamma Cephei III Keeping a planet on the table Tuesday, September 4, 2012
Gamma Cephei The top of the king’s starry house Sunday, September 2, 2012
Seventh Month Miscounting the months Saturday, September 1, 2012
Dune Worlds Giant sand dunes on alien worlds Friday, August 31, 2012
Blue Moon A “colorful” astronomical rarity Thursday, August 30, 2012
Red Rivals Colorful rivals in the evening sky Wednesday, August 29, 2012
Moon and Companions A traffic jam in the evening sky Tuesday, August 21, 2012
Cloudy Skies A cruel twist of nature Saturday, August 18, 2012
Moon, Venus, Mercury Getting close to the Sun Monday, August 13, 2012
Moon and Venus A close encounter in the dawn sky Sunday, August 12, 2012
Perseid Meteors The perfect spot for the Moon Saturday, August 11, 2012
Moon, Jupiter, and Aldebaran The Moon takes a pounding Friday, August 10, 2012
Mars, Saturn, and Spica A bright but rapidly closing triangle Wednesday, August 8, 2012
Dog Days Sweating through the Dog Days of summer Monday, August 6, 2012
Spinning Hearts The spinning hearts of giant stars Thursday, August 2, 2012
Cygnus A “snowbird” that heads west instead of south Monday, July 30, 2012
Equuleus Drawing up a little horse Sunday, July 29, 2012
Moon and Scorpius Scoping out a solar twin Friday, July 27, 2012
Moon and Spica Two bright stars for the price of one Wednesday, July 25, 2012
The Scorpion’s Tail The scorpion’s dynamic stinger Saturday, July 21, 2012
Alexandria A city — and a star — fit for a king Friday, July 20, 2012
Tuttle Comets War, embezzlement, and comets Tuesday, July 17, 2012
Swift Comets From hardware-store owner to cosmic celebrity Monday, July 16, 2012
Summer Delights Bright delights in the summer sky Sunday, July 15, 2012
More Moon and Companions A sky show that’s worth getting up for Saturday, July 14, 2012
Moon and Companions A gathering of astronomical superstars Friday, July 13, 2012
More Vega The bright stars of the “ox boy” Tuesday, July 10, 2012
The Ecliptic Following the path of the Sun Sunday, July 1, 2012
In the Balance The Moon slips past the scorpion’s claws Friday, June 29, 2012
Companions Companionship in the evening sky Tuesday, June 26, 2012
Delphinus The beautiful, graceful dolphin Sunday, June 24, 2012
Leo Minor Stars without much flash Saturday, June 23, 2012
Venus and Jupiter An encore performance in the dawn sky Friday, June 22, 2012
Sun Tower A moment of sunlight without shadows Tuesday, June 19, 2012
Unproductive Sun Outshining the Sun — sort of Monday, June 18, 2012
Moon and Jupiter Swinging into the morning sky Saturday, June 16, 2012
Future Neighbor A future close neighbor to the Sun Thursday, June 14, 2012
Lunar Secrets New secrets from old moonrocks Tuesday, June 12, 2012
Back to the Moon(rocks) New discoveries from old rocks Monday, June 11, 2012
Solar Spotters Getting a better bead on the Sun Wednesday, June 6, 2012
Venus Transit II A last-in-a-lifetime event Tuesday, June 5, 2012
Venus Transit Measuring out a solar-system ruler Monday, June 4, 2012
Partial Lunar Eclipse Taking a “bite” out of the Moon Sunday, June 3, 2012
Celestial Geometry A hubbub over celestial geometry Saturday, June 2, 2012
Transit and Eclipse Lining up with Earth and the Sun Friday, June 1, 2012
Moon, Mars, and Regulus Dark ice at the Moon’s poles Monday, May 28, 2012
The Llama The sparkling eyes of the llama Saturday, May 26, 2012
The Keystone Four stars, four stories Friday, May 25, 2012
Hercules Following the strongman across the sky Tuesday, May 22, 2012
Moon and Venus Sliding past the Moon and headed for the Sun Monday, May 21, 2012
Annular Eclipse II Cycling through centuries of eclipses Sunday, May 20, 2012
Happy Coincidence A beautiful scientific coincidence Friday, May 18, 2012
Serpens Piecing together a celestial snake Saturday, May 12, 2012
Luna See Firing a laser at the Moon Wednesday, May 9, 2012
Moon, Mars, and Regulus Uncovering the secrets of a star Monday, April 30, 2012
Vanishing Lights Ready for a stellar vanishing act Wednesday, April 25, 2012
Moon, Saturn, and Spica Bracketing the horn of the dragon Friday, April 6, 2012
Moon, Mars, and Regulus Different pinpoints of light Monday, April 2, 2012
Venus and Pleiades The evening star and the littler dipper Sunday, April 1, 2012
Summertime The good old summertime Friday, March 30, 2012
Moon, Jupiter, and Venus A brilliant lineup in the evening sky Saturday, March 24, 2012
Galactic Streams Blending into the Milky Way Thursday, March 22, 2012
Sagittarius Dwarf A galactic tug-of-war Wednesday, March 21, 2012
Spring Equinox A new season and a new beginning Monday, March 19, 2012
Leo’s Outlines Outlining the celestial lion Saturday, March 17, 2012
Racing Ahead Racing the Red Planet around the Sun Friday, March 16, 2012
More Venus and Jupiter Worlds with and without companions Monday, March 12, 2012
Venus and Jupiter Following a pair of cosmic headlights Sunday, March 11, 2012
More Moon, Saturn, and Spica A celestial yin and yang Saturday, March 10, 2012
Moon, Saturn, and Spica A stellar weight-loss plan Friday, March 9, 2012
Double Treat A double treat in the evening sky Wednesday, March 7, 2012
Evening Mercury Rethinking the birth of a planet Monday, March 5, 2012
Secret Mars Unlocking the secrets of the Red Planet Friday, March 2, 2012
Moon and Planets III Artistry on a planetary scale Sunday, February 26, 2012
Looking Deep Looking for storms before they’re born Monday, February 13, 2012
Moon and Companions Zipping past a giant planet Saturday, February 11, 2012
Dueling Dippers Stirring up the starry night sky Friday, February 10, 2012
Planetary Flashes Lighting up the clouds of Venus Tuesday, February 7, 2012
Leaving the Ring Passing through a ring of stars Sunday, February 5, 2012
The Big Dog Biting into a bright constellation Sunday, January 29, 2012
Brightest Lights Cutting off a slice of the sky Saturday, January 21, 2012
Harvey Nininger II Buying space rocks for a dollar a pound Tuesday, January 17, 2012
Moon and Hyades Staring into the face of the bull Thursday, January 5, 2012
New Year’s Eve Sky A celestial greeting for the new year Saturday, December 31, 2011
Northern Cross Holding together a stellar cross Sunday, December 25, 2011
The Reindeer An extra reindeer for Santa’s sleigh Saturday, December 24, 2011
Saturnalia A modern celebration with old customs Saturday, December 17, 2011
Menkalinan The charioteer’s double-jointed shoulder Sunday, December 4, 2011
Fire and Water Fire and water in the night sky Saturday, December 3, 2011
Rarae Aves Rare birds in southern skies Monday, November 28, 2011
Orion Rising The return of an astronomical beauty Sunday, November 20, 2011
Moon and Companions Spacing out a morning lineup Thursday, November 17, 2011
Mercury and Venus Close neighbors in the evening sky Friday, November 11, 2011
Great Comet of 1811, II War, peace, and fine wines Wednesday, November 2, 2011
Halloween Ghouls Ghoulish delights in the sky Monday, October 31, 2011
Fishy Constellations Fishing for constellations Sunday, October 23, 2011
Comet Elenin A close encounter with comet dust Friday, October 14, 2011
Cassiopeia Vanity and retribution in the night sky Monday, October 3, 2011
Star Travels A fanciful design for a starship Sunday, July 24, 2011
Moon and Mars Greening up the Red Planet Monday, June 27, 2011
Scutum Shielding a new constellation Sunday, June 26, 2011
More Moon and Jupiter The solar system's 800-pound gorilla Saturday, June 25, 2011
Celestial Equator An astronomical "Mason-Dixon Line" Sunday, June 19, 2011
Luis Alvarez Subatomic particles and dead dinosaurs Monday, June 13, 2011
Moon and Companions Stars and planets move apart Friday, June 10, 2011
Transit of 1761, Part II Dodging cannonfire in the name of science Tuesday, June 7, 2011
Transit of 1761 Spreading out to watch a little black dot Monday, June 6, 2011
Transit of Venus One year away from a rare event Sunday, June 5, 2011
Moon and Stars Following the leader in the evening sky Saturday, June 4, 2011
The Art of Science Impressions of a space program Monday, May 30, 2011
More Moon and Jupiter Cutting through the static Sunday, May 29, 2011
Cor Caroli The strong heart of a king Friday, May 6, 2011
Mercury in the Morning A planet with a message Wednesday, May 4, 2011
More Moon and Venus A traffic jam in the dawn sky Saturday, April 30, 2011
Moon and Venus A close but far-away planet Friday, April 29, 2011
TW Hydra Watching some stellar infants Monday, April 25, 2011
Alphard Getting dumped on by a neighbor Sunday, April 24, 2011
Hydra A big but meager monster Saturday, April 23, 2011
Moon and Spica Stirring up two stellar companions Sunday, April 17, 2011
Watery Mars Divining for water on Mars Thursday, April 14, 2011
Moon and Regulus Catching a stellar carnival ride Wednesday, April 13, 2011
Crater Sipping from a faint celestial cup Saturday, April 9, 2011
Flickering Crab A dead but fascinating star Friday, April 8, 2011
Moon and Pleiades "Flashy" sisters in the evening sky Wednesday, April 6, 2011
Saturn at Opposition Spinning up a Saturnian day Monday, April 4, 2011
April Springing into a beautiful month Friday, April 1, 2011
More Moon and Venus Naming ancient volcanic basins Wednesday, March 30, 2011
Moon and Venus Searching for an elusive moon Tuesday, March 29, 2011
Epsilon Aurigae A long-lasting stellar eclipse Monday, March 28, 2011
Taking Inventory Taking inventory of the solar system Saturday, March 26, 2011
Moon and Antares The Moon crosses the serpent bearer Thursday, March 24, 2011
Spring Equinoxes The start of spring on two worlds Sunday, March 20, 2011
Denebola Shining through the moonlight Friday, March 18, 2011
Moon and Regulus Lining up a pair of stellar light bulbs Thursday, March 17, 2011
Mercury and Jupiter Big and small in the evening sky Monday, March 14, 2011
More Moon and Jupiter Disappearing in the sunlight Monday, March 7, 2011
Moon and Jupiter Grand names for a grand planet Sunday, March 6, 2011
More Moon and Venus Nighttime objects in the daytime sky Monday, February 28, 2011
Moon and Venus A blazing-hot weather forecast Sunday, February 27, 2011
Moving Dipper A stellar family spreads out Friday, February 25, 2011
Changing Skies Looking forward to the Big Handivac Thursday, February 24, 2011
Dubhe Skies as different from ours as night and day Wednesday, February 23, 2011
Alkaid The "leading" star of the Big Dipper Tuesday, February 22, 2011
Moon and Regulus Pinning down a moving star Thursday, February 17, 2011
Clockwork Skies Plotting the motions of the sky Wednesday, February 16, 2011
More Moon and Jupiter Painting stripes on a giant planet Monday, February 7, 2011
Apollo 14 Giving the Moon a big whack Friday, February 4, 2011
Mars in Conjunction Hiding in the bright sunshine Thursday, February 3, 2011
Messengers The messengers of the stars Wednesday, February 2, 2011
February Counting up the days of February Tuesday, February 1, 2011
Celestial Clock Ticking off the hours of the night Monday, January 31, 2011
Moon and Companions Stormy skies from top to bottom Sunday, January 23, 2011
Venus and Antares A deceptive morning duo Saturday, January 22, 2011
Moon and Regulus The stars turn across the night sky Friday, January 21, 2011
Sirius The long path to a nearby star Sunday, January 16, 2011
Alnilam Sailing on a stellar wind Friday, January 14, 2011
Orion's Belt Paying attention to a celestial trio Thursday, January 13, 2011
Lunar Swirls Swirling across a drab surface Wednesday, January 12, 2011
Twilight Zone Entering the lunar twilight zone Tuesday, January 11, 2011
More Moon and Jupiter Diving into a famous lunar "sea" Monday, January 10, 2011
Moon and Jupiter Preventing alien contamination Sunday, January 9, 2011
Brilliant Venus Tracking a brilliant planet Friday, January 7, 2011
The Camel Leopard Spotting a spotted constellation Tuesday, January 4, 2011
Quadrantid Meteors Tracers of a bygone constellation Sunday, January 2, 2011
Jupiter and Uranus Two giants passing in the night Saturday, January 1, 2011

Featured Images

Planets in the dawn sky, February 2016
The Whole Gang Sunday, January 31, 2016
Morning alignment of planets, January 2016
Five in a Row Sunday, January 24, 2016
Infrared image of a bow shock in front of a fast star
Shocking Star Thursday, January 7, 2016
Hubble view of the Crab Nebula
Spectacular Crab Monday, December 14, 2015
The Pleiades star cluster
Seven Sisters Monday, November 9, 2015
View of Mercury from Messenger spacecraft
Dark Planet Saturday, October 10, 2015
Moon and companions
Morning Array Wednesday, October 7, 2015
Total lunar eclipse, October 2014
Lunar Eclipse Saturday, September 26, 2015
First Eyes on Mars Monday, July 13, 2015
Encounter between Venus and Jupiter, July 2015
Planetary Headlights Thursday, July 2, 2015
Views of the Venus-Jupiter evening encounter, June 26-July 4, 2015
Brilliant Encounter Friday, June 26, 2015
A mosaic of spacecraft images shows the varied surface of Ganymede
Hiding an Ocean Saturday, June 20, 2015
The western evening sky of May 22, 2015
Crowded Skies Friday, May 22, 2015
Sunset at Gale Crater, Mars, April 2015
Blue Skies Thursday, May 14, 2015
View of Loki Patera, a lake of molten rock on Io, a moon of Jupiter
Hot Lake Sunday, March 29, 2015
Space-based view of solar eclipse of March 20, 2015
Disappearing Sun Friday, March 20, 2015
Artist's concept of Solar Max in orbit
Sun Watcher Saturday, February 14, 2015
Cassini view of Jupiter from 6 million miles
Turbulent Giant Friday, February 6, 2015
Composite image of the Sun
Hot Sun Wednesday, December 24, 2014
Curiosity rover view of rock layers inside Gale Crater on Mars
Ancient Lakebed Tuesday, December 9, 2014
Superflare on one of the stars of DG Canum Venaticorum
Tiny Star, Big Outburst Wednesday, December 3, 2014
Artist's concept of Epsilon Aurigae
Playing Frisbee Sunday, November 23, 2014
Postcard of the historic Elgin Watch Company Observatory in Illinois
Star Time Saturday, October 25, 2014
Jupiter's radiation belts
Jovian Shields Wednesday, October 15, 2014
India's Mars Orbiter Mission
On Target Again Wednesday, September 24, 2014
Artist's concept of MAVEN orbiting MARS
On Target Saturday, September 20, 2014
The Moon occults Dabih, a star in Capricornus
Celestial Cover-Up Friday, September 5, 2014
Hubble Space Telescope view of Jupiter, Ganymede
Layer-Cake Moon Friday, August 15, 2014
Artist's concept of Solar Orbiter
Feeling the Heat Friday, July 4, 2014
Europa orbiter mission concept
Fresh Idea Thursday, July 3, 2014
Venus, Mercury, and the earthshine-illuminated crescent Moon
Lighting the Shadows Friday, May 30, 2014
Views from the 1964 World's Fair
Space Fair Tuesday, April 22, 2014
Artist's concept of early morning fog, clouds, and frost on Mars
Morning Fog Tuesday, April 8, 2014
Venus Express movie showing south polar vortex
Double Vortex Thursday, March 27, 2014
Lunar Reconnaissance Orbiter view on lunar north polar regions
Top o' the Moon Wednesday, March 19, 2014
Diagram of Orion, the hunter
Orion's Belt Sunday, February 16, 2014
A discharge of energy from the Z Machine at Sandia National Laboratories
Zapped! Monday, February 3, 2014
Peek-a-Boo Friday, January 31, 2014
Superman's back story may have been inspired by an exploding star
Exploding Stars Saturday, December 14, 2013
Launch of MAVEN spacecraft to Mars
On Its Way Monday, November 18, 2013
Almost Ready Monday, November 18, 2013
Artist's concept of MAVEN Mars orbiter
Mars Maven Sunday, November 17, 2013
The life and times of William Herschel
Stellar Musician Thursday, November 14, 2013
The Great Square of Pegasus
Double Duty Thursday, September 12, 2013
LADEE launch, September 6, 2013
Moon Bound Saturday, September 7, 2013
Composite Galileo image of Jupiter's volcanic moon Io
Jovian Adventure Friday, August 30, 2013
Saturnian Heat Rays Wednesday, August 21, 2013
The star Gamma Cas blows away gas from a nearby nebula
Star Blaster Sunday, August 18, 2013
Eastern dawn sky, early August 2013
Morning Jam Friday, August 2, 2013
One of the first images from IRIS, a new Sun-watching satellite
First Sunlight Wednesday, July 31, 2013
Cassini monitors Saturn's magnetic field
Radio Story Tuesday, July 16, 2013
View of the 30 Doradus star cluster and the massive binary system R144
Megastars Tuesday, July 9, 2013
MESSENGER view of crater Degas on Mercury
Painting a Planet Monday, June 17, 2013
Kasei Valles, an ancient flood channel on Mars
Ancient Flood Monday, June 10, 2013
Hubble Space Telescope image of M101
Stellar Pinwheel Friday, May 31, 2013
Planetary conjunction, May 2013
Evening Traffic Jam Saturday, May 25, 2013
Combined visual and millimeter-wave view of Orion Nebula, M42
Cold Fire Thursday, May 16, 2013
GRAIL map of lunar surface gravity
Lunar Lumpiness Sunday, April 14, 2013
Cassini views Saturn's magnetic field
Solar Sculptor Friday, March 1, 2013
The starry ceiling of Grand Central Terminal
Grand Sky Saturday, February 2, 2013
Hubble Space Telescope view of globular cluster M2
Stars Galore Sunday, January 6, 2013
Artist's concept of the Sun's structure
Powerhouse Monday, December 17, 2012
Gravitational map of the Moon compiled by the GRAIL mission
Lunar Attraction Saturday, December 15, 2012
Hubble image of an edge-on galaxy, ESO 318-13
All that Glitters Tuesday, December 4, 2012
Orion, Jupiter, and other sights in late November
Orion Rising Monday, November 26, 2012
Voyager 1 view of Jupiter's cloudsk
Artistic Clouds Thursday, November 1, 2012
Cassini view of Saturn, October 2012
Saturn Looms Large Thursday, October 18, 2012
The 'lucky' stars of Aquarius
'Lucky' Stars Saturday, October 6, 2012
Moon, Jupiter, and Taurus, October 4-5, 2012
Bull Rush Thursday, October 4, 2012
Venus-Regulus encounter in the pre-dawn sky, October 2-4, 2012
Morning Mashup Monday, October 1, 2012
Recent image from Mars rovers Curiosity and Opportunity
Mars Targets Saturday, September 29, 2012
First-quarter Moon
Moonwatch Saturday, September 22, 2012
Infrared image of the star Fomalhaut (center) and surround debris ring
Messy Building Zone Tuesday, September 18, 2012
Andromeda and the Milky Way head for a galactic pile-up
Collision Course Wednesday, September 12, 2012
Artist's concept of the Gamma Cephei star system
Stellar Geometry Tuesday, September 4, 2012
About one hour after sunset, late August and early September
Red Rivals Wednesday, August 29, 2012
Solar eclipse of August 19, 1887, from near Berlin
Fire in the Sky Saturday, August 18, 2012
Early view of the rim of Gale Crater
Inside the Wall Sunday, August 12, 2012
Mars Science Laboratory heatshield falls away
Martian Litter Friday, August 10, 2012
August 8, 2012, view of Mars from the Curiosity rover
Getting Acquainted Wednesday, August 8, 2012
Composite view of Curiosity rover landing and operating on Mars
Drop In, Stay Awhile Monday, August 6, 2012
Alexandria, Egypt, as seen from the International Space Station
City of Power Friday, July 20, 2012
False-color view of Comet Swift-Tuttle, 1992
Swift Comet Monday, July 16, 2012
Moon and Companions, June 2012
Moon and Company Monday, June 25, 2012
Apollo 17 at the rim of Shorty Crater, December 1972
Back to the Moon(rocks) Monday, June 11, 2012
June 5, 2012, Venus transit from International Space Station
Seeing Spots Saturday, June 9, 2012
Diagram of Venus transit of June 5, 2012
Sun Spot Monday, June 4, 2012
Partial lunar eclipse of June 4, 2012
Lunar Nibble Saturday, June 2, 2012
Hercules, the strongman, depicted as he rises in the eastern sky
The Strongman Tuesday, May 22, 2012
Illustration of annular eclipse of May 20, 2012
In the Zone Friday, May 18, 2012
Saturn's moon Titan floats in front of the giant planet
Moon on a String Friday, May 11, 2012
Saturn's battered moon Tethys seen by the Cassini Spacecraft, April 14, 2012
Wrinkly Moon Tuesday, April 17, 2012
Saturn and its rings as seen by Cassini
Subtle Color Sunday, April 15, 2012
Water geysers from the south pole of Enceladus, a moon of Saturn
Leaking Moon Monday, March 26, 2012
Hubble Space Telescope view of Cat's Eye Nebula, a planetary nebula
Blowing Bubbles Tuesday, March 13, 2012
Newborn stars in the Orion Nebula
Bright Babies Thursday, March 1, 2012
Voyager mission enhanced-color image of Jupiter's Great Red Spot
Planetary Impressionism Sunday, February 26, 2012
The Carina Nebula, a massive stellar nursery
Star Factory Monday, February 13, 2012
Dark lunar features are named seas or oceans
Split Personality Thursday, February 9, 2012
Sirius B, the white-dwarf companion to Sirius, compared to the size of Earth
Stellar Afterlife Wednesday, February 1, 2012
A January 23, 2012 solar flare
Restless Sun Monday, January 30, 2012
Infrared view of the spiral galaxy IC 342
Tangled Galaxy Sunday, January 22, 2012
Earth's atmosphere distorts the Moon as seen from the International Space Statio
Squashed Moon Tuesday, January 17, 2012
Infrared view of starbirth in the vast nebula complex Cygnus X
Busy Nursery Friday, January 13, 2012
M1, the Crab Nebula, in a Hubble Space Telescope image
Crab Nebula Friday, January 6, 2012
The Moon and Hyades, night of January 5, 2012
Staring at the Bull Thursday, January 5, 2012
Phoenix and Grus in the southern sky, late November evening
Rare Birds Monday, November 28, 2011
2011 image of the Apollo 12 landing site, from Lunar Reconnaissance Orbiter
Still Standing Friday, September 9, 2011
Delta Lyrae and the Summer Triangle
Seeing Double Sunday, July 10, 2011
Atlantis launches on the final space shuttle mission, July 8, 2011
Last Call Friday, July 8, 2011
A painting by Andrew Wyeth depicts preparations for a Gemini launch in the 1960s
Ready for Liftoff Monday, May 30, 2011
Moon and planets in the dawn sky, April 30/May 1, 2011
Dawn Encounter Friday, April 29, 2011
Image of water distribution in northern hemisphere of Mars
Watery Mars Thursday, April 14, 2011
Streamers of dust partially obscure the "seven sisters," members of the Pleiades
Veiled Sisters Wednesday, April 6, 2011
MESSENGER's first color image of Mercury, March 29, 2011
First Glimpse Thursday, March 31, 2011
Mercury and Jupiter passing in the evening sky
Just Passing By Sunday, March 13, 2011
Lunar crater gouged by Apollo 14 booster rocket
A Big Whack Friday, February 4, 2011
The Sun as seen from space
Close to the Sun Monday, January 3, 2011
Western sky a couple of hours after sunset in late December
Happy Holidays! Saturday, December 25, 2010
Eruption of gas from the surface of the Sun
Sun Power Wednesday, December 22, 2010
Total Lunar Eclipse of December 21, 2010
Disappearing Moon Monday, December 20, 2010
Visible and X-ray image of a supernova remnant in the Large Magellanic Cloud
Holiday Decoration Thursday, December 16, 2010
Japanese spacecraft Akatsuki at Venus
Venusian Dawn Monday, December 6, 2010
China Clipper Sails the Pacific Ocean
Night Over Water Monday, November 22, 2010
Voyager 1 view of Saturn, November 1980
Getting Acquainted Friday, November 12, 2010
Infrared image of CW Leonis, a giant star that is surrounded by soot
Steamy Star Tuesday, November 9, 2010
False-color infrared view of Saturn and its aurora
Colorful Aurora Tuesday, September 28, 2010
The aftermath of an asteroid impact in the southern hemisphere of Jupiter
Giant Scar Monday, September 20, 2010
Two planets and a star team up with the crescent Moon in the western evening sky
Moon and Companions Friday, September 10, 2010
Rings and bubbles from a dying star
Jumping Through Hoops Thursday, August 5, 2010
A thick dust storm blows across Mars in this image from Mars orbit.
Dusty Skies Monday, July 12, 2010
Western Lineup Sunday, June 27, 2010


©2015 The University of Texas McDonald Observatory