I/ATLAS recently passed its closest point to the sun. Because of its unusual behavior, some scientists are wondering if it's ...

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

Gaia’s full-sky survey generated a massive database tracking how asteroids reflect light as they rotate. These measurements, called light curves, reveal changes in brightness over time. When ...

This week Kendis has a wide-ranging candid conversation with NASA astronaut Drew Feustel. He’s considered a modern-day rockstar astronaut. He single-handedly saved ...

First image from Vera C. Rubin telescope reveals a previously unnoticed feature of galaxy M61 that may explain its mysterious ...

"This information is of great importance to advancing our understanding of interstellar visitors and their interaction with ...

Thursday’s report, titled “A Broader Look at Dynamic Space Operations: Creating Multi-Dimensional Dilemmas for Adversaries,” ...

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

China became the first to capture and publicly release close-up images of interstellar object 3I/Atlas ahead of NASA, ...

Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ...

The interstellar object known as 3I/ATLAS continues to draw scientific interest and online speculation, particularly after ...

In L.A. to talk about a new book, the astrophysicist, author, podcaster and all-around spokesman for science has stories to ...