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

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

So, it came as a shock to many people when, in 1781, it was announced that a seventh planet, the first to be discovered since ...

Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth's history that created the moon.

SpaceX's plan to launch one million orbiting data centers to space worries astronomers, who say the satellite streaks caused by the proposed constellation would severely impair observations.

Astronomers have discovered that the birth of neutron stars with magnetic fields trillions of times stronger than Earth's magnetosphere is the "magic trick" behind superbright supernovas.

Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary ...

When people think of asteroids, they tend to picture rare, civilization-ending impacts like those depicted in movies such as "Armageddon." In reality, the asteroids most likely to affect modern ...

Astronomers have uncovered evidence of a rare and violent collision between two planets orbiting a star known as Gaia20ehk, located over 11,000 light-years from Earth. The unprecedented discovery, ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting very strangely. The star, named Gaia20ehk, was about 11,000 light-years from ...

Astronomers are working to capture the first-ever video of a black hole — a groundbreaking effort that could shed light on how these enigmatic cosmic objects behave and offer clues about the origins ...

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and ...