Gemini (the Twins) is one of the northern zodiac constellations. It is home to the bright stars Pollux and Castor, the open cluster Messier 35, the planetary nebula known as the Medusa Nebula, and the supernova remnant IC 443 (the Jellyfish Nebula).| www.constellation-guide.com
Propus, Eta Geminorum (η Gem), is the primary component in a triple star system located 700 light-years away in the constellation Gemini. It is a red giant star that marks the foot of Castor.| Star Facts