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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 and Companions Cranking up a giant star September 25, 2017

Moon and Companions A bad neighborhood for planets June 8, 2017

Moon and Antares Changing the view of the scorpion June 6, 2017

Moon, Antares, Saturn Subtle color for a giant planet January 22, 2017

Mars and Antares Rivals line up in the evening sky August 23, 2016

Scorpius The scorpion skitters by July 21, 2016

Moon, Saturn, and Antares A stellar weight-loss plan August 21, 2015

Moon, Saturn, Antares A star of the first magnitude July 25, 2015

Two Ways to Die Two ways to make a supernova June 14, 2015

Moon and Companions A giant star hides in plain sight May 4, 2015

Moon, Saturn, and Antares Gazing at a star among stars April 7, 2015

Moon, Mars, and Antares Heating up the daytime sky September 28, 2014

Mars and Antares Coloring in two bright pinpoints September 24, 2014

Moon and Antares Inflating a stellar supergiant August 4, 2014

Moon and Antares Siblings that age at different rates July 7, 2014

Moon and Antares The amazing fate of a giant star June 10, 2014

Moon and Antares A journey to a stellar supergiant March 20, 2014

Venus and Antares Losing a “summer” star October 15, 2013

Moon and Antares A bubbly stellar supergiant September 10, 2013

Moon and Antares Clouding up nearby space July 17, 2013

Moon and Antares An inspiring stellar giant June 20, 2013

Moon and Antares Naming a “rival” of Mars April 26, 2013

Moon and Antares Evidence of ancient chemical factories March 29, 2013

Moon and Antares Two stars with different fates March 2, 2013

Moon and Antares A hot-but-cool stellar supergiant February 3, 2013

Moon and Companions Colorful companions for the Moon October 17, 2012

More Moon and Antares A stellar recycling project September 20, 2012

Red Rivals Colorful rivals in the evening sky August 28, 2012

Moon and Antares Taking the measure of a jumbo star June 29, 2012

Moon and Antares Outshined by a flashy sibling February 13, 2012

Featured Images

A view of the busy Milky Way

Busy Galaxy July 24, 2014

Antares, brightest star of Scorpius, shines through the rings of Saturn

Peeking Giant January 28, 2011