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

Europa Clipper is the biggest interplanetary spacecraft that NASA has ever built. At launch, it will weigh about 12,500 pounds — nearly half of that is propellant. When unfurled, its solar panels will ...

About the size of a basketball court with its solar wings unfurled, Clipper will swing past Mars and then Earth on its way to ...

NASA probe launches aboard SpaceX rocket, bound for Jupiter's icy ocean moon to search for the building blocks of life.

NASA is launching its Europa Clipper mission which will focus on determining whether Jupiter's moon is habitable.

Scientists at NASA are hoping to find out. Europa is the fourth largest of Jupiter’s moons and has a saltwater ocean under ...

Europa Clipper will make a six-year journey to Jupiter to study Europa, an icy-surfaced moon that scientists believe has ...

Planetary geologist Erin Leonard of NASA talks about the Europa Clipper mission – and how to see if the icy moon of Jupiter ...

After Hurricane Milton delayed NASA's mission to Jupiter's moon Europa, SpaceX has a better forecast on Monday to try again ...

After a 1.8 billion-mile journey, the uncrewed spacecraft is expected to settle into orbit around Jupiter in 2030, in an ...

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

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 ...