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

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

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

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

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

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 ...

New research from NASA’s Jet Propulsion Laboratory suggests there may be a volcanic moon orbiting a planet 635 light-years ...

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 hopes to launch the Europa Clipper mission. It will then spend the next five years travelling 628.3 million kilometers ...

NASA is set to launch a jumbo spacecraft, Europa Clipper, to see if an icy moon of Jupiter has the characteristics of a ...

All of that, plus fuel, means the spacecraft tips the scales at approximately 13,000 lbs., which requires a bruiser of a ...

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