On02, NASA's old Galileo spacecraft was almost out of fuel. But the Jupiter mission still had some science to do. ‘On This ...

On October 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra on its way to Jupiter. ‘On This Day in Space’ Video ...

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

Perhaps for the first time in the history of the world, our species has sent a mission dedicated to finding signs of life to a place other than planet Mars. The target of the ambitious Europe ...

Long, sinuous fissures and ridges crisscross Europa in this color composite view from NASA’s Galileo probe, hinting at deeper geological activity that has cracked and jumbled the icy moon’s ...

These plumes have been tentatively detected by the Hubble Space Telescope and in data from the Galileo spacecraft, which orbited Jupiter from December 1995 to September 2003. With a little luck ...

NASA’s Galileo spacecraft had repeated flybys of the moon during the 1990s, passing as close as 124 miles. Still in action around Jupiter, NASA’s Juno spacecraft has added to Europa’s photo ...

The Voyagers provided the first detailed photos of Europa but from quite a distance. NASA’s Galileo spacecraft had repeated flybys of the moon during the 1990s, passing as close as 124 miles. Still in ...