History of Astronomy

Radio Programs

Mariner 10 at Mercury A first look at a little planet Saturday, March 29, 2014
Yakov Zel’dovich From exploding bombs to exploding stars Saturday, March 8, 2014
Moon and Venus Love and beauty in the dawn sky Monday, February 24, 2014
Southern Slivers Slivers of stars in the southern sky Sunday, February 2, 2014
Getting Started Cooking up a piece of glass Tuesday, December 31, 2013
Annie Jump Cannon II Classifying the stars Wednesday, December 11, 2013
Annie Jump Cannon A rare astronomical opportunity Tuesday, December 10, 2013
Pickering’s Harem Pioneering at 25 cents an hour Monday, December 9, 2013
Pioneer 10 at Jupiter Going eye-to-eye with a giant Tuesday, December 3, 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
A New Start An observatory gets a new start Tuesday, September 3, 2013
Changing Directions A change of direction for McDonald Observatory Monday, September 2, 2013
Bernard Lovell Pioneering a new way to see the universe Thursday, August 29, 2013
Spitzer Space Telescope Taking a good look at an exoplanet Friday, August 23, 2013
Delphinus Sneaking into astronomical history Monday, July 8, 2013
Maximilian Wolf Snapping pictures of the night sky Saturday, June 22, 2013
Nicolas Louis de Lacaille Mapping southern skies Wednesday, May 15, 2013
Moon and Regulus A special day for astronomy Saturday, April 20, 2013
Argo Navis Sailing across the southern sky Monday, April 1, 2013
Moon and Jupiter A large, close-knit planetary family Sunday, February 17, 2013
Quasars II Lighting up a distant galaxy Wednesday, February 6, 2013
Quasars The long-range secret of odd “stars” Tuesday, February 5, 2013
Missed Opportunity Missing a “stellar” opportunity Monday, January 28, 2013
More Mariner 2 Destroying a “second Earth” Friday, December 14, 2012
Mariner 2 Pioneering a path to another world Thursday, December 13, 2012
‘Titanic’ Discoveries A big moon keeps its secrets Monday, November 19, 2012
Uranus at Opposition Overlooking a giant planet Friday, September 28, 2012
Moon and Antares Flirting with the stars Thursday, September 20, 2012
BL Lacertae A star that’s more than a star Friday, September 14, 2012
Eclipse Watcher Risking life and limb for a solar eclipse Sunday, August 19, 2012
Cloudy Skies A cruel twist of nature Saturday, August 18, 2012
Tuttle Comets War, embezzlement, and comets Tuesday, July 17, 2012
Swift Comets From hardware-store owner to cosmic celebrity Monday, July 16, 2012
H-R Diagram Drawing the lives of the stars Saturday, July 7, 2012
The Sombrero Looking beneath the brim of a galaxy Monday, July 2, 2012
Leo Minor Stars without much flash Saturday, June 23, 2012
Johann Galle Taking note of a new planet Saturday, June 9, 2012
EUVE Opening a new “window” on the universe Thursday, June 7, 2012
Venus Transit Measuring out a solar-system ruler Monday, June 4, 2012
Clockwork Eclipses Ticking off the hours until a solar eclipse Thursday, May 17, 2012
Luna See Firing a laser at the Moon Wednesday, May 9, 2012
General Relativity Albert Einstein “warps” the universe Monday, May 7, 2012
Moon, Mars, and Regulus Uncovering the secrets of a star Monday, April 30, 2012
Centaurus A A galaxy with a loud voice Sunday, April 29, 2012
Ranger 4 Slamming into the far side of the Moon Thursday, April 26, 2012
Balloon Ride Taking a balloon ride for science Saturday, April 7, 2012
Rings of Uranus A dark discovery for a giant planet Thursday, March 8, 2012
White Dwarfs Squeezing the heart of a dead star Wednesday, February 1, 2012
Sirius B A close companion for a bright star Tuesday, January 31, 2012
Harvey Nininger II Buying space rocks for a dollar a pound Tuesday, January 17, 2012
Harvey Nininger A burning passion for space rocks Monday, January 16, 2012
Pulsar Planets Planets around a dead star Sunday, January 8, 2012
The New Year Bringing the calendar to heel Sunday, January 1, 2012
The Reindeer An extra reindeer for Santa’s sleigh Saturday, December 24, 2011
Jean-Louis Pons The champion of all comet hunters Friday, December 23, 2011
Cosmic Nobel Discovering a mysterious cosmic energy Sunday, December 11, 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
Mikhail Lomonosov The man who discovered an atmosphere Saturday, November 19, 2011
Back in the Game? Staging a return to deep space Thursday, November 3, 2011
Great Comet of 1811, II War, peace, and fine wines Wednesday, November 2, 2011
Great Comet of 1811 A great show by a “dirty snowball” Tuesday, November 1, 2011
Saturn and Spica Eyeballing some changes in the sky Sunday, October 30, 2011
Galileo at Gaspra A first encounter with a space rock Saturday, October 29, 2011
Robert Trumpler Filling the space between the stars Sunday, October 2, 2011
Thomas Wright Giving birth to a galaxy Wednesday, September 21, 2011
Yerkes Telescope A new career for a pioneering telescope Thursday, August 18, 2011
Glass Astronomy Astronomy-under-glass Tuesday, August 16, 2011
Star Organizer Getting the stars organized Monday, August 15, 2011
Star Travels A fanciful design for a starship Sunday, July 24, 2011
Van Biesbroeck's Star Hunting up a faint cosmic bulb Saturday, July 16, 2011
John A. Wheeler A new name for invisible stars Saturday, July 9, 2011
Moon and Jupiter Changing concepts of a giant world Friday, June 24, 2011
Luis Alvarez Subatomic particles and dead dinosaurs Monday, June 13, 2011
Transit of 1761, Part IV A ring of fire around a planet Thursday, June 9, 2011
Transit of 1761, Part III Ducking cannonfire in the name of science Wednesday, June 8, 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
Irene Discovering a "peaceful" planetoid Thursday, May 19, 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
Urbain Leverrier A "calculated" planetary discovery Friday, March 11, 2011
Halley's Armada An armada takes aim at Halley's Comet Saturday, March 5, 2011
Clockwork Skies Plotting the motions of the sky Wednesday, February 16, 2011
Johannes Hevelius Filling in some gaps in the sky Saturday, January 29, 2011
Plurality of Worlds Changing ideas about the universe Monday, January 17, 2011
The Camel Leopard Spotting a spotted constellation Tuesday, January 4, 2011
Quadrantid Meteors Tracers of a bygone constellation Sunday, January 2, 2011
The Sun Shines Stoking the fires of the Sun Wednesday, December 22, 2010
Eris Sowing discord in the outer solar system Wednesday, December 8, 2010
Sculptor Chiseling a faint constellation Sunday, December 5, 2010
Orion Nebula Discovering a stellar nursery Friday, December 3, 2010
Royal Society Getting together for science Sunday, November 28, 2010
Voyager 1 at Saturn Getting acquainted with a giant planet Friday, November 12, 2010
Neptune’s First Orbit A planet returns to its beginnings Sunday, November 7, 2010
Harlow Shapley Getting the scale of the universe half right Monday, November 1, 2010
More Moon and Jupiter Charting the limited speed of light Wednesday, October 20, 2010
Subrahmanyan Chandrasekhar Cruising toward the stars Monday, October 18, 2010
Niels Bohr Follow the jumping electrons Thursday, October 7, 2010
Nebulium Breathing in an exotic element Saturday, October 2, 2010
3C48 A quasi-stellar mystery Sunday, September 26, 2010
Galactic Map Mapping the Milky Way galaxy Sunday, September 12, 2010
Barnard's Menagerie An astronomer's cosmic menagerie Saturday, August 28, 2010
Supernova 1885 Lighting up the enormous universe Friday, August 20, 2010
Dark Matter Most of the universe goes missing Monday, July 19, 2010
Robert Hooke From microscopes to telescopes Sunday, July 18, 2010
Sneaky Stars Sneaking into astronomical history Thursday, July 1, 2010
Moon and Venus Venus's on-again, off-again moon Monday, June 14, 2010
M101 Outlining a perfect cosmic pinwheel Sunday, June 13, 2010
Daniel Barringer Digging into a big hole in the ground Tuesday, May 25, 2010
Halley's Comet II Hiding from a "gassy" visitor Wednesday, May 12, 2010
Halley's Comet Fear and favor in the heavens Tuesday, May 11, 2010
Giovanni Schiaparelli Digging up Martian canals Sunday, March 14, 2010
Simon Newcomb Stepping across the solar system Friday, March 12, 2010
HD 19445 A "heavy" discovery from a faint star Tuesday, January 19, 2010
More Jovian Moons Picking names for the moons of Jupiter Friday, January 8, 2010
Jovian Moons Little "stars" around a giant planet Thursday, January 7, 2010
Dark Plots Dark lines in a solar rainbow Monday, December 14, 2009
Palomar Mirror Lining up to view a giant eye Wednesday, December 2, 2009
Strato-Lab IV Climbing toward the clouds of Venus Sunday, November 29, 2009
Hourglass Sea Mapping the Hourglass Sea Saturday, November 28, 2009
Regal Explosions A little star that packed a punch Thursday, November 5, 2009
Merope Nebula A dusty cloud around the Pleiades Monday, October 19, 2009
Microscopium Filling the starry gaps Saturday, October 17, 2009
Shane Telescope Teaching an old telescope new tricks Monday, October 5, 2009
More Moon and Mars A successful smash-up on the Moon Sunday, September 13, 2009
Eta Aquilae The rhythm of a pulsating star Thursday, September 10, 2009
Superstorm! Part 3 The Sun delivers a message Wednesday, September 2, 2009
Superstorm! Part 2 The Sun goes haywire Tuesday, September 1, 2009
Moon and Jupiter A sketchy view of the Moon Wednesday, August 5, 2009
Moon and Saturn Saturn's "bumpy" rings Saturday, July 25, 2009
Jean-Henri Focas Mapping a path to the planets Saturday, July 11, 2009
Nereid An attendant for a giant planet Friday, May 1, 2009
Expanding Horizons Changing the universe with pieces of glass Monday, March 23, 2009
Distance to Sirius Remeasuring the distance to a star Thursday, January 8, 2009
International Year of Astronomy Celebrating Galileo's revolution Thursday, January 1, 2009

Featured Images

An early view of the primary mirror of McDonald Observatory's first telescope
Seeing the Light Tuesday, December 31, 2013
Annie Jump Cannon
Astronomical Pioneer Tuesday, December 10, 2013
Female "computers" at Harvard College Observatory
Data Processing Center Monday, December 9, 2013
The life and times of William Herschel
Stellar Musician Thursday, November 14, 2013
Artist's concept of Mariner 2 flying past Venus, December 14, 1962
First Encounter Thursday, December 13, 2012
Solar eclipse of August 19, 1887, from near Berlin
Fire in the Sky Saturday, August 18, 2012
False-color view of Comet Swift-Tuttle, 1992
Swift Comet Monday, July 16, 2012
H-R Diagram
Stellar Plot Saturday, July 7, 2012
Victor Hess prepares to ascend in a balloon to study cosmic rays, 1912
Radiation Hunter Saturday, April 7, 2012
Yerkes Observatory in Wisconsin is home to the world's largest refractor
Still Going Thursday, August 18, 2011
Illustration showing the Great Comet of 1861
Great Comet Thursday, June 30, 2011
Venus's path across the Sun during the transit of 1761
Bright Passage Monday, June 6, 2011
Halley's Comet streaks across the sky
Look! It's Halley's Comet! Tuesday, May 11, 2010
Martian 'Canali' Sunday, March 14, 2010
Lining Up Future Discoveries Monday, December 14, 2009
A Big Bang Tuesday, September 1, 2009
Neptunian Discovery Friday, May 1, 2009
Stellar Celebration Thursday, January 1, 2009
Mr. Halley's Comet Thursday, December 25, 2008
Hot Bubble Saturday, December 6, 2008
Still Going Wednesday, November 26, 2008
First Meteors Wednesday, January 2, 2008
Getting Organized Friday, November 23, 2007
Blast from the Past Tuesday, February 20, 2007
The Road to Wabar Wednesday, February 14, 2007
First View Thursday, July 20, 2006
End of the Day Tuesday, May 30, 2006
Bright Reminder Monday, May 1, 2006
Giant Discovery Monday, March 13, 2006
In the Blink of an Eye Saturday, February 4, 2006

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