The James Webb Space Telescope detected an atmosphere on a lava-covered exoplanet, evidence that small planets close to stars ...

Most of what people casually call “the universe” is not where instinct suggests. Stars, planets and glowing gas clouds are ...

A rare image reveals a giant planet clinging to two stars, helping scientists understand how planets survive in chaotic star ...

An illustration depicts what the surface of one of the exoplanets orbiting Barnard's Star may look like. The other three planets within the system can also be seen. - International Gemini ...

Scientists analysing dark energy say the universe’s expansion may be slowing, raising the possibility gravity could ...

But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...

On Christmas night, Jupiter will be one of the brightest objects in the sky — and a  stand-in for the mythical “Christmas ...

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

A star about 1,360 light-years away from Earth, named FU Orionis, is twice as hot as astronomers previously suspected, according to recent data from the Hubble Space Telescope. In fact, scientists ...

Star Wars fans will be well aware of Tatooine, the desolate, distant world inhabited by human settlers. In the films Tatooine ...

Stars have an alluring pull on planets, especially those in a class called hot Jupiters, which are gas giants that form farther from their stars before migrating inward and heating up. Now, a new ...

Ever wondered how planetary systems like our own solar system form? Thanks to the European Space Agency's Gaia space ...