"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the ...

What would life be like in such a dense clump of stars?

Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) and by analyzing archival Arecibo Observatory data, ...

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

NASA has captured some of the most breathtaking star clusters in the universe, where countless stars shimmer like cosmic ...

The image shows the Arches star cluster, 25,000 light-years away, captured through infrared observations from Hubble and ground-based telescopes. This Hubble image shows NGC 6397, a star cluster 8,200 ...

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.

A blast of radio waves from the outskirts of an ancient galaxy challenges theories about what creates such bursts.

Solar masses are a unit of measurement used in astronomy to express the mass of other celestial objects in comparison to the ...

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