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

A massive NASA spacecraft is ready to set sail for Jupiter and its moon Europa. The craft, named Europa Clipper, will determine if conditions there could support life.

"It's a chance for us to explore not a world that might have been habitable billions of years ago, but a world that might be ...

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

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

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

Io, Jupiter's moon, continues to reveal itself. The latest images transmitted by the Juno spacecraft offer an unprecedented view of its tumultuous surface. The Juno mission made a surprising discovery ...

Within our solar system, gas emissions from Jupiter's volcanic moon Io create a similar phenomenon. Although no exomoons (moons of planets outside our solar system) have been confirmed ...

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

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 ...