In its earliest days, Jupiter may have been even more colossal than it is now—twice as large, in fact, with a magnetic field ...

Astronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two ...

Jupiter, the largest planet orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to ...

The new calculations, described in a paper published Tuesday (May 20) in the journal Nature Astronomy, suggest that just 3.8 ...

Stunning new Jupiter photos from NASA’s Juno spacecraft reveal storms, cloud bands, and its volcanic moon Io as the mission ...

This prototype lander is collecting ice samples here on Earth, in the hope that it might help scientists peek at the ocean ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Discover why golf legends like Rory McIlroy and Tiger Woods live in Jupiter Florida, a town famous for its luxury homes and ...

Discover our city guide to Jupiter, Florida. Uncover top things to do, enjoy waterfront dining, and dive into the unique ...

On the evening of May 27, the 23-hour-old moon will appear low in the northwestern sky starting about a half-hour after ...

According to their work, Jupiter's radius was once two to two-and-a-half times its current radius—large enough to contain ...

Ashley Tisdale's daughter Jupiter, 4, adorably channels Sharpay after revealing her 'High School Musical' obsession. The ...