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

By analyzing the discrepancies between the actual changes and those expected from Io's nudges, the researchers could work out ...

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

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

Jupiter’s rule of the evening sky is coming to a close. Catch some action there while you can, shortly after sunset this ...

Jupiter wasn’t always the planet we know today—it was once twice as big, had a magnetic field 50 times stronger, and its ...

Jupiter may have once been more than twice its current size, with a magnetic field 50 times stronger, say scientists who ...

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

The study by Konstantin Batygin of Caltech and Fred Adams of the University of Michigan pulls off a rare feat in planetary ...

Jupiter's early evolution and gravitational influence played a crucial role in shaping the solar system's structure and ...

Jupiter is an impressive phenomenon in our solar system. Nevertheless, it has diminished considerably since its early days.

New observations from NASA's James Webb Space Telescope have revealed that auroras on Jupiter are hundreds of times brighter ...