"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?

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.

Astronomers studying FCC 224, an ultra-diffuse galaxy, have discovered luminous, overmassive globular clusters, providing key ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

A nearby planetary system is seen in detail in our first look at an asteroid belt outside our solar system in infrared light ...

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 mesmerising images of stars captured by NASA: NGC 1569, Globular Star Cluster M75, Caldwell 86 and more ...

Unusual detection bolsters evidence that the mysterious signals can be caused by different astrophysical events.