A frozen “ocean world” is the likeliest place in the solar system to foster alien life. Louise Prockter and her colleagues ...

Coverage of the launch is expected to begin at 11 a.m. ET and will be added to this story in the video player above. The ...

NASA’s Europa Clipper spacecraft successfully launched Monday afternoon from the agency’s Kennedy Space Center on Florida’s ...

Europa Clipper will launch on Thursday, Oct. 10, atop a SpaceX rocket to begin a 1.8-billion-mile journey to the Jovian ...

NASA has launched its Europa Clipper spacecraft, the biggest one it has ever built for a mission heading to another planet, ...

NASA's Europa Clipper spacecraft lifted off Monday from Kennedy Space Center in Florida aboard a SpaceX Falcon Heavy rocket, ...

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

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

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

NASA's $5 billion Europa Clipper spacecraft successfully launched from the Kennedy Space Center on top of a SpaceX Super ...

Ocean worlds like Europa are not only unique because they might be habitable, but they might be habitable today,” NASA’s Gina ...

NASA's Europa Clipper spacecraft launched from Florida's Kennedy Space Center on a nearly six-year mission to Jupiter to see ...