After cataloging thousands of worlds beyond our solar system, astronomers are now closing in on a far rarer prize: a moon ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Chile’s Atacama Desert is one of the darkest spots on Earth, a crown jewel for astronomers who flock to study the origins of ...

An international team led by the University of Oxford has identified one of the largest rotating structures ever reported: a ...

As the 3I/ATLAS nears its closest distance to Earth, an international team of astronomers now says the space rock may be covered in active, icy cryovolcanoes. If true, the evidence detailed in their ...

Astronomers capture the twinkle of a distant quasar, RX J1131, and reveal the secret size of a black hole's fiery corona.