Possibly one of the best-known constellations in the northern sky, Ursa Major—or the Great Bear—contains an asterism of seven ...

Humans have been utterly fascinated with the night sky and the millions of stars sprinkled throughout the huge expanse. Out of the numerous stars, some are brighter than others, and closer to the ...

NASA has images of both the Spider Nebula and the Red Spider Nebula. The Spider Nebula is a star-forming region, while the Red Spider Nebula is a planetary nebula in the constellation Sagittarius. The ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), ...

Caldwell 71, or NGC 2477, is an open star cluster. Open clusters are loosely bound collections of stars. It is located roughly 4,000 light-years from Earth in the constellation Puppis.