In a landmark discovery, astronomers have confirmed the existence of a solitary stellar-mass black hole—an object with ...

Astronomers have identified a new ultra-diffuse galaxy that appears to defy one of the fundamental assumptions of modern ...

They have refined the estimate of the black hole mass, ruling out the possibility of it being a neutron star. It is thought ...

JWST discovers Zhúlóng, the earliest Milky Way-like galaxy, 800 million years after the Big Bang explosion occurred.

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Compelling evidence of a long-sought black hole at the center of the galaxy M83 has been unveiled using the James Webb Space Telescope.

"No existing galaxy formation model within our standard cosmological paradigm can currently explain how this galaxy came to ...

Today's rather aquatic-themed NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the ...

The entire universe may be rotating, like its individual parts do, potentially explaining the “Hubble tension,” which perplexes scientists.

Amid harsh cuts, the Trump administration has proposed canceling the nearly ready-to-launch Nancy Grace Roman Space Telescope ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the NumbersAt the ...

The image was published as part of the 35th anniversary celebrations of the NASA/ESA Hubble Space Telescope, which was ...