Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

Astronomy advocacy groups are ringing alarm bells about two proposed satellite constellations, warning that they threaten to change the sky forever. SpaceX has applied to the U.S. Federal ...

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

The Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors—a small, gas-rich galaxy visible to the ...

Astronomers warn as 1 million AI-powered Starlink satellites rival starlight. Explore how orbiting data centers threaten deep ...

When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

Astronomers using MeerKAT have detected the most distant and powerful "cosmic laser" ever observed, offering new insights ...

Astronomers have slammed SpaceX and Reflect Orbital plans for unnaturally brightening skies and disrupting ecosystems.

"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient stars enriched their successors.

Despite years of debate and follow-up studies, an odd streak of cosmic light still defies a final explanation. Is it a giant ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...