The observations found that J085039 is a HMXB consisting of a neutron star and a red supergiant companion of spectral type M2-3. This makes it only the second known galactic X-ray binary with a ...

Science: A recent study suggests that the enigmatic dimming and brightening patterns of Betelgeuse, a red supergiant star on ...

Related: The mysterious dimming of supergiant star Betelgeuse may finally be explained (photo) Betelgeuse is a red giant star that exhibits roughly 100,000 times the brightness of our sun and more ...

The team, led by researchers at the Instituto de Astrofísica de Canarias (IAC), found clues that suggest blue supergiants are created when two stars in a binary system spiral together and merge.

Credit: MARK GARLICK via Getty Images Astronomers have watched a massive star vanish in the night sky, only to be replaced by a black hole. The supergiant star M31-2014-DS1, which has a mass 20 ...

Could the giant star Betelgeuse have a buddy? A Betelbuddy? Betelgeuse, the second-brightest star in the constellation Orion, is a giant star whose strange dimming has sparked debate over when it ...

Find the iconic line of three massive, blue supergiant stars in the “Belt of Orion ... At the bottom below the belt is Saiph (720 light-years) and Rigel (864 light-years).