Jezero Crater, once a lake bed some 3.5 billion years ago, has become the focus of NASA’s search for signs of past life. It’s ...

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

Tiny glass beads from Apollo missions reveal Moon's ancient volcanic eruptions through sparkling mineral coatings.

Io, one of the most fascinating moons in our solar system, continues to mystify scientists with its intense volcanic activity ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by ...

An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why ...

Dozens of NASA's spaceflight missions that launched from Florida could be in jeopardy under a budget proposal from the Trump ...

Earth and space mingle in stunning ways for the 2025 Milky Way Photographer of the Year contest. From the “geological masterpiece” of Coyote Buttes, Utah to the sandstone terrain of desolate Ennedi, ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Stunning new Jupiter photos from NASA’s Juno spacecraft reveal storms, cloud bands, and its volcanic moon Io as the mission nears its final orbits around the gas giant.

To better understand Jupiter’s primordial stages, researchers turned to the tiniest of the planet’s 92 known moons. Almathea and Thebe respectively circle Jupiter at slightly tilted orbits roughly 112 ...

The result may have been comparable to Jupiter's moon Io, the most volcanic body in the solar system. Early in the history of the solar system, a massive protoplanet plowed into a young Earth.