The largest survey of exoplanets using an observatory atop Maunakea on the Big Island confirms a long-predicted relationship between planetary mass and rotation — putting a new spin on planet ...

A deep pocket of hot, low-density material hiding in the Martian mantle may be responsible for gradually speeding up the ...

For decades, astronomers have struggled to differentiate giant planets from brown dwarfs, a class of objects more massive ...

For centuries, astronomers faced the challenge of classifying objects in space based on their appearance. When observing an ...

In the future, this feature could be used to shed light on chemistry and even the birth of planetary systems.

How can scientists use spin as a fossil record for planetary evolution? This is what a recent study accepted for publication ...

Distinguishing between brown dwarfs and giant planets has confused astronomers, but a clear separating factor has finally ...

Spin separates giant planets from 'failed stars' Clearest evidence yet that giant planets spin faster than their cosmic ...

Learn how winds in Saturn's upper atmosphere power a continuous aurora, creating misleading changes in the planet's rotation rate.

Brown dwarfs are often called “failed stars.” They form like stars but are not massive enough to fuse hydrogen into helium as stars do. More like giant planets, brown dwarfs can often have storms in ...

Mark Serrels is an award-winning Senior Editorial Director focused on all things culture. He covers TV, movies, anime, video games and whatever weird things are happening on the internet. He ...