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

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 ...

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

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

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

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the "Christmas Star" from the ...

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 ...

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 ...

Across the Milky Way and beyond, planetary systems appear to fall into a few recurring blueprints, and recent exoplanet ...

One of the primary goals of the James Webb Space Telescope (JWST) is to detect atmospheres around exoplanets, to try to suss ...

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 ...