A massive upheaval in the Saturnian system could have also led to the moon Hyperion.

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges traditional models and supports the idea that planets may form one by one in ...

A distant star dimmed by 97% for nearly 200 days. Astronomers say giant rings around a brown dwarf or super-Jupiter may explain it.

The idea of waging war in orbit is no longer a figment of science fiction. As satellite technologies and launch capabilities ...

Join Robin Ince and Professor Jen Gupta for an evening of music and astrophysics with THE EXOPLANETS at Hackney Empire. Learn more about the event here!

Titan orbits farther out, moving with steady confidence, whereas Saturn has always handled itself with a sort of serene ...

Astronomers have finally figured out how the most common types of planets in our galaxy are formed—by watching a set of baby planets grow up in real time. These worlds, found in a young star system ...

For 15 years, one nearby exoplanet refused to reveal its secrets, its spectrum stubbornly flat, its atmosphere unreadable.

An inside-out planetary system around the star LHS 1903 is turning everything that astronomers know about planet formation upside down.

WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous ...

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...