Antares

The brightest star of the zodiacal constellation Scorpius. It is a binary system, consisting of an orange supergiant star that is many times more massive than the Sun, and a smaller companion that is hidden in the primary star's glare. It is about 550 light-years away.

Radio Programs

Moon, Mars, and Antares Heating up the daytime sky Monday, September 29, 2014
Mars and Antares Coloring in two bright pinpoints Thursday, September 25, 2014
Moon and Antares Inflating a stellar supergiant Tuesday, August 5, 2014
Moon and Antares Siblings that age at different rates Tuesday, July 8, 2014
Moon and Antares The amazing fate of a giant star Wednesday, June 11, 2014
Moon and Antares A journey to a stellar supergiant Friday, March 21, 2014
Venus and Antares Losing a “summer” star Wednesday, October 16, 2013
Moon and Antares A bubbly stellar supergiant Wednesday, September 11, 2013
Moon and Antares Clouding up nearby space Thursday, July 18, 2013
Moon and Antares An inspiring stellar giant Friday, June 21, 2013
Moon and Antares Naming a “rival” of Mars Saturday, April 27, 2013
Moon and Antares Evidence of ancient chemical factories Saturday, March 30, 2013
Moon and Antares Two stars with different fates Sunday, March 3, 2013
Moon and Antares A hot-but-cool stellar supergiant Monday, February 4, 2013
Moon and Companions Colorful companions for the Moon Thursday, October 18, 2012
More Moon and Antares A stellar recycling project Friday, September 21, 2012
Red Rivals Colorful rivals in the evening sky Wednesday, August 29, 2012
Moon and Antares Taking the measure of a jumbo star Saturday, June 30, 2012
Moon and Antares Outshined by a flashy sibling Tuesday, February 14, 2012
Stellar Chemistry Forging the chemistry of life Tuesday, September 13, 2011
Moon and Antares A star that's redder than red Sunday, August 7, 2011
Moon and Antares Giving birth to a big family of stars Monday, July 11, 2011
Moon and Antares Different stars, different lives Tuesday, May 17, 2011
Moon and Antares An unlikely abode for life Wednesday, April 20, 2011
Moon and Antares The Moon crosses the serpent bearer Thursday, March 24, 2011
Moon, Venus, and Antares Puffing up a stellar supergiant Friday, January 28, 2011
Moon and Antares A star that's on guard Monday, October 11, 2010
Moon and Companions Standing between a pair of rivals Sunday, October 10, 2010
Moon and Antares A matter of scale Monday, September 13, 2010
Red Rivals Evening up a celestial rivalry Sunday, July 11, 2010
Moon and Antares Feeling the warmth of a giant star Friday, March 5, 2010
Moon and Antares Hiding the surface of a star Saturday, February 6, 2010
Moon and Antares Bearing down on a giant star Sunday, January 10, 2010
More Moon and Antares Two stars that'll shed some weight Thursday, September 24, 2009
Moon and Antares The scorpion's hot and cold heart Wednesday, September 23, 2009
Scorpius A family of stellar showoffs Monday, July 27, 2009
Moon and Antares Looking for a star that may not be there Friday, July 3, 2009
Moon and Antares A giant star plays peek-a-boo Saturday, June 6, 2009
Moon and Scorpius A headful of stars for the scorpion Friday, June 5, 2009
Moon and Antares Looking for a "gassy" giant Sunday, May 10, 2009
Moon and Antares Peeling back the layers of a star Sunday, April 12, 2009
Moon and Antares Breaking down a supergiant star Monday, March 16, 2009

Featured Images

A view of the busy Milky Way
Busy Galaxy Thursday, July 24, 2014
Antares, brightest star of Scorpius, shines through the rings of Saturn
Peeking Giant Friday, January 28, 2011
Stellar Hide-and-Seek Friday, June 5, 2009

FacebookTwitterYouTube

©2014 The University of Texas McDonald Observatory