The core of a massive cluster of galaxies appears to be pumping out far more stars than it should. Now researchers at MIT and ...

The findings would help stellar evolution models account for other similar three-star systems that ... could not have formed like any normal star in this cluster," Leiner said.

The moon will be only 61% illuminated and not quite so dazzling, making this upcoming occultation easy to see and enjoy.

Their analysis shows that these star clusters can be divided into three families with common origins and formation conditions. "This indicates that the young star clusters originate from only ...

Using the Hubble Space Telescope (HST), astronomers have observed a supermassive galactic open cluster designated Westerlund ...

All three stars appear white. A nice northern star group This week’s second object is open cluster NGC 2281 in Auriga. You’ll find this object 0.8 south-southwest of magnitude 5.0 Psi 7 (ψ 7 ...

Blue stragglers, formed from the merger of two old red stars, shine with greater mass and a bluer hue, a theory confirmed by ...

The new year opens with Jupiter still dominating the night sky. Earth passed the king of planets in the orbital race a month ago, but something as brilliant as Jupiter takes a while to fade. As ...

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.