The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

NASA has officially confirmed the finding of its 6000th alien planet, furthering its quest to understand our galaxy and ...

Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in ...

Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas ...

New simulations suggest Earthlike planets may be much more typical than previously thought whereas water worlds may not.

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

Now, finding a young planet like this is a fairly difficult task, as it requires a long and patient hunt for young disk ...

Mars may have released sulfur gases that trapped heat, shaped the climate, and created conditions for ancient life.

In a new study published in the journal Research Notes of the American Astronomical Society, astronomers report the discovery ...

Buried deep in Greenland's ice sheet lies a puzzling chemical signature that has sparked intense scientific debate. A sharp ...