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.

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

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

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

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

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

A pair of researchers in astrophysics claim the data sheds new light on Jupiter’s role in shaping the early solar system and ...

Astronomers have been left puzzled by the discovery of an unusually large planet orbiting a remarkably small star, a cosmic ...

A computer simulation predicts that the Rubin Observatory will discover millions of previously undetected objects in the ...

Jupiter is not only the largest in the solar system, but is so humongous that it's more than twice as massive as the other planets combined. The gas giant's influential place in shaping our solar ...