A study of supernova remnant SNR 0519-69.0 using the Chandra X-ray telescope, Hubble and more has narrowed down its age to ...

Exoplanet TOI 1227 b is being bombarded by x-rays from its host red dwarf star, causing it to “shrink from the size of ...

This composite image shows a quasar, a rare and extreme class of supermassive black hole, that's located about 3.4 billion light-years from Earth. | Credit: X-ray: NASA/CXC/Univ. of Nottingham/H.

The Female Academic Leaders Fellowship (FALF), sponsored by Standard Bank Private Banking, hosted its annual gathering in ...

These images span the journey from our own backyard to distant galaxies, featuring Mars, the Moon, breathtaking night skies, ...

Using the Chandra X-ray spacecraft, astronomers have seen a jet from a feeding supermassive black hole churning gas surrounding a galaxy nicknamed the "red potato." ...

Astronomers have discovered that the jet of a distant blazar has been gravitationally lensed by an unseen source of dark ...

I hear good things about this one from Emily H. Wilson, who has a review forthcoming. It’s set in a fascist and galaxy-spanning empire, where Katherine Fuller’s husband has died, leaving her an ...

There is a question that often comes up at every public talk I do, and I have never had a good answer to it—well, not an entirely confident one. What's inside a black hole? The textbook reply is a ...

A bound galaxy protocluster with hot, X-ray-emitting gas has been found just one billion years after the Big Bang.

A 2025 study by South Korean researchers caught the attention of the astronomy community when it suggested that the evidence ...