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

Astronomers using the Hubble Space Telescope (HST) have studied one of the largest young star clusters in our galaxy, ...

For this upcoming event, the central and western sections of the U.S. and Canada are most favored, since the moon will be crossing in front of this beautiful open star cluster – popularly known ...

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...

Its cosmic corsage tells a story of death and rebirth. Within a few million years — a blink of an eye in the universe’s life — the gas and dust will either become budding young stars and planetary ...

Hubble captured Westerlund 1, a massive young star cluster with 50,000+ stars. This study reveals stellar motion, structure, ...

This is an 80-million-pixel picture of the star cluster RCW 38, located 5500 light-years away in the constellation Vela.RCW 38 is a young cluster containing about 2000 stars, and is bursting with ...

NASA's James Webb Space Telescope (JWST) has recently made observations about galaxy clusters that will help shape our ...