The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

Saturn's intricate structure, interactions, and diverse components make it a fascinating 'mini solar system' within the ...

Behold, the giants! The Hubble Space Telescope has completed a decade of observing Jupiter, Saturn, Uranus and Neptune.

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

New research underscores the physics of potential oceans on moons like Europa and Enceladus where aliens could hide ...

From a total lunar eclipse to meteor showers to space probes, 2025 will be stellar for celestial viewing. Those and more will ...

Astronomers have achieved a groundbreaking milestone by capturing the first-ever image an astrosphere around a star ...

On Christmas Eve, an autonomous spacecraft flew past the Sun, closer than any human-made object before it. Swooping through ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite ...

Space can be a wondrous place, and we've got the pictures to prove it ... in contact with its spacecraft and missions across the solar system. Deep Space Station, located at the NASA's Goldstone ...

This year, we were treated with a total solar eclipse, fantastic displays of the northern lights, spectacular meteor showers ...