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

This world is part of a planetary system with four other planets, including a super-Venus and a possibly habitable ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting ...

Astronomers have discovered thousands of planets beyond our solar system, but finding them is incredibly difficult. Unlike ...

Astronomers have discovered a bizarre exoplanet with a giant underground ocean of magma that traps sulphur and may represent an entirely new class of worlds.

A study led by the University of Oxford has identified a new type of planet beyond our solar system—one that stores large amounts of sulfur deep within a permanent ocean of magma. The findings have ...

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a ...

What happens when a solar superstorm hits Mars? Thanks to the European Space Agency's Mars orbiters, we now know: glitching ...

How to see the February 2026 parade of planets. Which planets will be visible on Feb. 28? Which will be easiest to see? Which ...

Who’s ready for a “planet parade”? The last planetary alignment was in August 2025, when six planets aligned and four were ...