Bellatrix (also known as γ Orionis and Gamma Orionis) is the third brightest star in the constellation of Orion. With a slightly variable magnitude of around 1.6, It is usually the 25th-brightest star in the night sky. It is positioned 5 degrees west of the red supergiant star, Betelgeuse. It is located 240 to 260 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.