NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Jupiter harbors more oxygen than the sun, a new study finds, giving astronomers a crucial clue about how our solar system's ...

Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “ Eye of ...

Olympus Mons is a giant volcano on Mars. It is the tallest mountain in space. It is almost three times higher than Mount ...

I n 2016, NASA launched the Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer (OSIRIS-REx) probe, which famously touched down on asteroid Bennu in 2020, before ...

Protoplanetary disks are the birthplaces of planets, but few discoveries have stretched scientific expectations like IRAS ...

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

Unlike earlier studies, which often examined chemistry and atmospheric motion separately, the new simulations combined both.

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

Stargazers will in one week have a chance to spot Saturn and the moon sharing a section of the night sky in what's known as a ...