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.

Radio Programs

Hercules The strongman strides across the night sky Saturday, May 18, 2013
M35 A crowded stellar neighborhood Friday, January 18, 2013
M2 A distant home for old stars Sunday, January 6, 2013
Capricornus The edge of the celestial sea Friday, October 12, 2012
M11 A flock of young stars Thursday, August 9, 2012
Steamy Sights Steamy sights in the southern sky Thursday, July 26, 2012
Galactic Nests Keeping the chicks close to the nest Sunday, July 22, 2012
M15 Debating a medium-sized black hole Saturday, October 22, 2011
M2 An ancient family of stars Saturday, September 17, 2011
M7 A bright but distant star cluster Sunday, August 28, 2011
The Big Dog A constellation with a bite Friday, March 25, 2011
Cancer A famous but faint constellation Saturday, March 12, 2011
M87 Black Hole Looking for a hidden giant Thursday, March 10, 2011
Young Black Hole Watching an infant black hole Wednesday, March 9, 2011
M46 and M47 Two prominent "families" of stars Saturday, February 26, 2011
Off-Center Black Hole A black hole that's out of position Saturday, August 14, 2010
M101 Outlining a perfect cosmic pinwheel Sunday, June 13, 2010

Featured Images

Hubble Space Telescope view of globular cluster M2
 Stars Galore Sunday, January 6, 2013
Hubble Space Telescope view of M104, the Sombrero Galaxy
 Galactic Hat Dance Monday, July 2, 2012
The star cluster M7
 Aging Family Sunday, August 28, 2011
X-ray and radio image of galaxy M87
 Close to the Monster Thursday, March 10, 2011
M87 black hole
 Busy Black Hole Wednesday, August 11, 2010
An ultraviolet view of the spiral galaxy M81 shows young, hot stars in blue and
Grand Galaxy Saturday, June 12, 2010

Resources

Virgo Virgo is the second-largest constellation -- so...
Cancer, the Crab Although it is one of the constellations of the...

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