A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own atmosphere.

Stargazers in the U.S. can see Venus rising around 3 a.m. local time, with the Pleiades star cluster visible as a smudge of ...

This discovery marks the first known case of a compact planetary system with such a noticeable tilt between close planet ...

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

NASA’s Jet Propulsion Laboratory (JPL) has shared its skywatching highlights - revealing what will light up the sky in July ...

By studying faint vibrations within stars, scientists using the Keck Planet Finder have discovered internal features that ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

If you talk with Star Trek fans about Star Wars, or Star Wars fans about Star Trek, you’re still trying to mix water and oil by hand. Despite decades of stories and shifting allegiances by fans, both ...