The existence of a moon located outside our solar system has never been confirmed but a new NASA-led study may provide ...

"Detecting an exomoon would be quite extraordinary, and because of Io, we know that a volcanic exomoon is possible." ...

Jupiter, the largest planet in our solar system, is home to a fascinating array of moons. Among its 90-plus satellites, one ...

A NASA spacecraft is ready to set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth.

New research done at NASA's Jet Propulsion Laboratory reveals potential signs of a rocky, volcanic moon orbiting an exoplanet ...

But a new NASA study may have found a clue that one is orbiting a planet some 635 light-years from Earth. The inference comes ...

NASA is set to launch a spacecraft to Jupiter's moon Europa, considered one of our solar system's most promising spots to ...

Researchers at Cornell University have leveraged the intense volcanic activity on Jupiter's moon Io to advance our ...

The NASA Juno mission orbiting Jupiter has returned a spectacular new set of images after its most recent flyby of the giant ...

NASA’s Europa Clipper mission is set for launch, finally revealing if this icy moon of Jupiter is habitable or not.

The Moon passes several planets as Jupiter’s Galilean moons delight and Saturn’s satellite Iapetus reaches western elongation ...

It won't land, but the robotic spacecraft will fly as close as 16 miles to the moon's frozen surface to probe oceans of ...