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

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

Astronomers have officially announced the name of the largest structure in the known universe. It was reported earlier this ...

It is not surprising that there are regions that are more densely populated by galaxies, and regions that are less populated.

The Hubble Space Telescope has captured this striking image of an unusual galaxy with a bullseye structure, as nine rings ...

This image of the galaxy cluster Abell 2744 is from the Frontier Fields project, using natural gravitational lenses and ...

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

NASA released six stunning images from the Hubble Telescope showcasing interacting galaxies, including the chaotic beauty of ...

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

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

Check out these seven most beautiful space images captured by NASA Hubble Space Telescope. Globular Cluster NGC 1850, ...