NASA has announced a plan to protect our planet from potentially dangerous asteroids, often referred to as “planet killers.” ...

We can't see the exomoon, but based on a surprisingly large sodium cloud, NASA's Jet Propulsion Laboratory thinks it's there.

Scientists know quite a bit about the surface of Mars from robotic missions, but there are still many unexplored geologic ...

People have long since wondered if any other planets in our solar system could house us and other life forms, and after ...

NASA has officially launched the Europa Clipper as part of a 5 1/2-year journey to our solar system's largest planet.

A NASA spacecraft rocketed away Monday on a quest to explore Jupiter’s tantalizing moon Europa and reveal whether its vast ...

NASA launched a spacecraft from Florida on Monday on a mission to examine whether Jupiter's moon Europa has conditions ...

A mission that will investigate whether life could exist on an ice-covered ocean world in our solar system — Jupiter’s moon ...

For the first time, we are sending a spacecraft to explore an alien ocean world—a moon that might host life today ...

The Europa Clipper spacecraft will use its various instruments to probe whether the icy ocean world is habitable.

Jupiter's moon Europa is a prime candidate for alien life. NASA is sending its biggest interplanetary spacecraft ever to ...

NASA’s Europa Clipper, the largest robotic probe the agency has ever built, rocketed into space Monday on a mission to ...