The Psyche spacecraft is bound for a metal-rich asteroid that it will examine up close starting in 2029. But first, it needs ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by ...

Scientists say Ganymede’s metallic heart may still be assembling beneath more than 620 miles of ice and water.

The extended mission will continue until the spacecraft dies. Though Juno will eventually fall toward Jupiter as its ...