We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

Since Pluto was relegated to dwarf planet status, almost everyone has agreed that there are eight planets in our solar system ...

The Asteroid Terrestrial-impact Last Alert System, better known as ATLAS, detected a fast-moving object entering our solar ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Interstellar comet 3I/ATLAS has caught the interest of astronomers and amateur enthusiasts alike as just the third object to ...

Water is the universal yardstick of comet science, the baseline for measuring how sunlight drives a comet's activity and ...

The 9th Interstellar Symposium at UT Austin will bring together scientists, creatives, and industry experts to discuss the ...

The ExoMars orbiter’s Colour and Stereo Surface Imaging System captured faint images of the comet’s coma, the glowing cloud ...

I/ATLAS, only the third object from beyond our solar system ever spotted from Earth, was viewed from Mars by an orbiting European spacecraft.

Researchers say this rogue planet, named Cha 1107-7626, is about 5 to 10 times more massive than Jupiter, our solar system's largest planet ...

“What we've experimentally found in our recent work is that a certain amount of heat can promote the chemical conversion ...

NASA recently launched a telescope designed and built by UMass Lowell and the space agency that seeks to identify planets ...