Turn a telescope to the eastern sky in the hours following midnight on Nov. 5 to see two colossal shadows darken the cloud ...

On the early hours of November 5, Jupiter's moons Io and Europa will cast their shadows over the planet's cloud surface, visible through a telescope.

NASA's flagship Europa Clipper spacecraft will explore Jupiter's icy moon Europa on a mission to understand how habitable Jovian satellite, with its vast salty ocean wrapped in a thick ice crust, ...

Looking for a sky event this week? Check out our full Sky This Week column. November 3: Venus and Spica, side by side Tonight ...

Europa is the fourth largest of Jupiter's 95 moons and about 90% the size of Earth’s Moon. Its surface, covered in water ice, reflects five and a half times more sunlight, making it much brighter.

CAPE CANAVERAL, Fla. (AP) — A NASA spacecraft rocketed away Monday on a quest to explore Jupiter’s tantalizing moon Europa and reveal whether its vast hidden ocean might hold the keys to life. It will ...

CAPE CANAVERAL, Fla. (AP) — A NASA spacecraft has set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth. Europa Clipper will peer beneath the moon’s icy crust ...

A massive NASA mission to explore if one of Jupiter’s moons could support life launched Monday morning from Florida. The Europa Clipper spacecraft lifted off aboard SpaceX’s Falcon Heavy rocket bound ...

This illustration provided by NASA depicts the Europa Clipper spacecraft over the moon, Europa, with Jupiter at background left. (NASA/JPL-Caltech via AP) CAPE CANAVERAL, Fla. (AP) — A NASA spacecraft ...

CAPE CANAVERAL, Fla. (AP) — A NASA spacecraft is ready to set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth. Europa Clipper will peer beneath the moon’s icy ...