What is Bellatrix (star)?
'''Bellatrix''' (also known as '''γ Orionis''' and '''Gamma Orionis''') is the third brightest [[star]] in the [[constellation]] of [[Orion (constellation)|Orion]]. With a slightly [[Variable star|variable]] magnitude of around 1.6, It is usually the [[List of brightest stars|25th-brightest star]] in the night sky. It is positioned 5 [[Degree (angle)|degrees]] west of the [[red supergiant]] star, [[Betelgeuse]]. It is located 240 to 260 [[Light year|light years]] away from the [[Sun]]. It is a blue giant star with around 7.7 times as massive as the Sun and 5.75 times the Sun's diameter which is 4,004,254 km in diameter. [[File:Orion_IAU.svg|thumb|The dot named Bellatrix is the blue giant star.]] [[Category:Stars]]