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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

Moon in the Beehive Stars buzzing near the Moon August 27, 2019

Messier 7 A far but bright star cluster August 24, 2019

Messier 11 Fast living for stellar siblings July 29, 2019

Messier 10 Rejuvenation for some old stars June 19, 2019

Messier 3 A cluster with a great view April 29, 2019

More Hercules Some of the galaxy’s oldest residents May 15, 2018

Hercules The strongman climbs high May 14, 2018

Black-Eye Galaxy Giving a galaxy a black eye May 13, 2018

Close Clusters Two star clusters that stick together May 12, 2018

Messier 48 A cluster that was discovered twice February 11, 2018

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

Featured Images

Messier 7

Distant Sparklers August 24, 2019

Messier 11

A Big Cluster July 29, 2019

Ring Nebula

Last Gasp July 4, 2019

Messier 10

Crowded Cluster June 19, 2019

Combined optical, infrared view of the Crab Nebula

Colorful Crab April 19, 2018

M97, the Owl Nebula, in Ursa Major

It's a Hoot March 17, 2018

Sirius, Mirzam, and M41 in Canis Major, the big dog

Doggie Treats March 11, 2018

messier 48

Double Discovery February 11, 2018

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