Gemini, a constellation and the third sign of the zodiac. The name in Latin means the twins. The constellation contains several relatively bright stars. Castor and Polluxthe two brightest starsare named after two brothers of Greek and Roman legend. In northern latitudes, Gemini is visible in the evening during the winter and early spring.
When you look up at night and see thousands of stars, have you ever wondered what you are looking at? Learn what stars are and how they live and die!
Our knowledge of space changes all the time as new discoveries are made. But some ideas about the universe have never really held water – including the one that everything is made of frozen H2O.