About the name “Rigel on Earth”
Orion lies in the northern sky, on the celestial equator. It is one of the brightest and best known constellations in the night sky. In the world of mythology, Orion is also known as “The Hunter”. The constellation represents the mythical hunter Orion, who is often depicted in star maps as either facing the charge of Taurus, “The Bull”, or chasing after “The Hare” (constellation Lepus) with his two hunting dogs, represented by the nearby constellations “Canis Major” and “Canis Minor”.
The constellation Orion contains two of the ten brightest stars in the sky – Rigel (Beta Orionis) and Betelgeuse (Alpha Orionis) – a number of famous nebulae – the Orion Nebula (Messier 42), De Mairan’s Nebula (Messier 43) and the Horsehead Nebula, among others – the well-known Trapezium Cluster, and one of the most prominent asterisms in the night sky – Orion’s Belt.