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Messier Objects

A list of about 110 astronomical objects compiled by French astronomer Charles Messier at the end of the 18th century. The catalog includes objects such as nebulae, star clusters, and galaxies, and the objects are denoted by an M followed by a number from 1 to 110.


Virgo, the virgin

Virgo October 4, 2011

Cancer, the Crab

Cancer, the Crab October 4, 2011

Radio Programs

M71 A star cluster faces a rough ride August 28, 2017

Wild Duck Cluster Measuring the age of some wild ducks August 27, 2017

Future Resident A future resident of the Milky Way August 11, 2017

Messier 5 Some of the oldest stars in the galaxy June 11, 2017

M100 The grandeur of a spiral galaxy April 19, 2017

M82 A gas crisis for a vigorous galaxy March 26, 2017

Messier 39 Taking a wider view of a star cluster September 4, 2016

Butterfly Nebula A short-lived celestial butterfly August 6, 2016

Scorpius Clusters Families of stars in the scorpion July 24, 2016

Grand M81 A “grand design” for a galaxy May 24, 2016

Triangulum Galaxy A busy member of the Local Group October 5, 2015

Messier 22 “Discovering” an ancient star cluster August 23, 2015

M87 Cluster A cosmic bullet from a black hole April 24, 2015

Galactic Companions Like looking in a galactic mirror April 11, 2015

M15 A fading family of ancient stars September 10, 2014

Messier Clusters Logging star clusters in Sagittarius July 24, 2014

Dumbbell Nebula A blaze of color for a dying star July 11, 2014

Messier 3 Tracking down false comets May 27, 2014

Hercules Cluster A starry realm without night May 26, 2014

Supernova Factory A galaxy with a steady supply of fireworks March 24, 2014

Evening Clusters Star clusters for the charioteer January 18, 2014

M18 A faint cluster with a bright pedigree August 24, 2013

M4 An ancient city of stars August 3, 2013

M101 A beautiful galactic neighbor May 30, 2013

Hercules The strongman strides across the night sky May 17, 2013

M35 A crowded stellar neighborhood January 17, 2013

M2 A distant home for old stars January 5, 2013

Capricornus The edge of the celestial sea October 11, 2012

M11 A flock of young stars August 8, 2012

Steamy Sights Steamy sights in the southern sky July 25, 2012

Galactic Nests Keeping the chicks close to the nest July 21, 2012

Featured Images

Messier 11, the Wild Duck Cluster

Wild Duck August 27, 2017

The spiral galaxy Messier 77

Spiral Beauty July 12, 2017

VLT image of three galactic nebulae: M17, M16, and Sharpless 2-54

Galactic Nurseries June 29, 2017

Hubble Space Telescope view of galaxy M100

Grand Spiral April 19, 2017

Hubble Space Telescope view of globular cluster M2

Stars Galore January 6, 2013

Hubble Space Telescope view of M104, the Sombrero Galaxy

Galactic Hat Dance July 2, 2012

The star cluster M7

Aging Family August 28, 2011

X-ray and radio image of galaxy M87

Close to the Monster March 10, 2011

M87 black hole

Busy Black Hole August 11, 2010

An ultraviolet view of the spiral galaxy M81 shows young, hot stars in blue and

Grand Galaxy June 12, 2010