News tagged with supergiant star
The lives of stars, or astronomers as paparazzi
Stars live for a long time, with even the most massive stars having lifetimes measured in millions of years. But, for a mere few thousand years towards the end of their lives, some massive stars go through ...
Apr 17, 2012 |
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Some nearby young stars may be much older than previously thought
Low in the south in the summer sky shines the constellation Scorpius and the bright, red supergiant star Antares. Many of the brightest stars in Scorpius, and hundreds of its fainter stars, are among the youngest stars found ...
Dec 21, 2011 |
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The flames of Betelgeuse: New image reveals vast nebula around famous supergiant star
(PhysOrg.com) -- Betelgeuse, a red supergiant in the constellation of Orion, is one of the brightest stars in the night sky. It is also one of the biggest, being almost the size of the orbit of Jupiter — ...
Jun 23, 2011 |
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Cygnus X-1: Blue supergiant pairs with black hole
Discovered in 1964 during a rocket flight, Cygnus X-1 holds the record for being the strongest X-ray source seen from Earth. The blue supergiant star designated as HDE 226868 is just part of this high-mass ...
Jun 23, 2011 |
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Speed demon creates a shock
(PhysOrg.com) -- Just as some drivers obey the speed limit while others treat every road as if it were the Autobahn, some stars move through space faster than others. NASA's Wide-field Infrared Survey Explorer, ...
Mar 11, 2011 |
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Supergiant star with a thick dust disc
How is it possible that HD 62623, a hot super-giant star on the verge of death, is surrounded by a disc, generally only associated with infant stars? Using long-baseline stellar interferometry at ESO's VLT ...
Jan 26, 2011 |
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Betelgeuse, a boiling and magnetic supergiant star
(PhysOrg.com) -- An international research team, lead by French astrophysicists from the Laboratoire d'Astrophysique de Toulouse-Tarbes, has detected a magnetic field at the surface of the supergiant star ...
Jun 18, 2010 |
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Cygnus X-1: Still a 'Star' After All Those Years
Since its discovery 45 years ago, Cygnus X-1 has been one of the most intensively studied cosmic X-ray sources. About a decade after its discovery, Cygnus X-1 secured a place in the history of astronomy when ...
Aug 28, 2009 |
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