The SPHEREx observatory is on a 25-month mission to map the sky in unprecedented color, observing 102 wavelengths of infrared light.

Use this map to find all 152 Shrines on the Sky and Surface.

1,000 Years Old Sky Map Is Like ‘World’s First Smartphone,’ Say Scientists By Jamie Carter, Senior Contributor. ... An award-winning reporter writing about stargazing and the night sky.

In 1930, astronomers divided the sky into 88 constellations, giving each a Latin name. Before this time, there was no one universally accepted sky map, and quite a lot of confusion.

Monday, Sept. 29. The shadows of Europa and Callisto cross the face of Jupiter simultaneously, best seen from India and central Asia. Seen here from New Delhi.

Mercury is a "morning star," most favorably placed for observers in the Southern Hemisphere. Maximum elongation from the sun is on the 24th. Venus is an "evening star" in the southwestern sky just ...