The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as ...

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

Thus, ADS stands for “Aitken double star.” His catalog contains measurements of 17,180 double stars north of declination –30°. Cluster in a rich field This week’s second small-scope ...

For that, look to a double star that’s easier to split ... This celestial smudge combines an emission nebula with an open star cluster some 6,400 light-years away. Astronomers divide the ...

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.

Thousands of young stars shine within NGC 3603 which is one of the most massive and active star-forming clusters in the Milky Way Galaxy. Hubble captured a beautiful image of Westerlund 1.

Pointing toward Cassiopeia is the hero’s helmet, and just beyond its tip lies a beautiful double star cluster. To find it, wait for a moonless night and use binoculars or a small telescope.

The bright star NGC 1858, a 10-million-year-old open star cluster in the Large Magellanic Cloud, is captured in this vibrant image. This Hubble image reveals a loose collection of stars ...

In Taurus, Jupiter shines above the V-shaped Hyades star cluster and the bright orange star Aldebaran, the eye of the bull. Perhaps the most striking winter constellation is Orion, with its ...