At their closest, Mars and Regulus sit just 0.7 degrees apart. That’s about a little finger’s width at arm’s length. It's one ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

That tiny maze is no mystery at all. It’s part of the SHERLOC Calibration Target, a key component of one of the rover’s most ...

NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

The shockwaves generated by the tit-for-tat insults and threats still reverberate through NASA and the commercial space ...

A new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick ...