Video shows the preparation behind a SpaceX Falcon Heavy rocket launch at The Kennedy Space Center's Launch Complex 39A in Florida. The payload, also known as Echostar 24 and Hughes Jupiter 3, will be ...

Large hailstones made of ammonia may explain why the gas is missing from large pockets of Jupiter's atmosphere.

Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

Fans are curious as to whether or not Sailor Moon Crystal Season 4 will be released, as well as how they can view it. Pretty ...

NASA scientists have reestablished communications with the Juno spacecraft following the probe sliding into safe mode on April 4.

NASA's Juno spacecraft has resumed normal operations after entering safe mode twice during its 71st close approach to Jupiter on April 4.

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