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.

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

Jupiter, the largest planet in the solar system, has long intrigued scientists seeking to understand its mysterious origins.

To better understand Jupiter’s primordial stages, researchers turned to the tiniest of the planet’s 92 known moons. Almathea and Thebe respectively circle Jupiter at slightly tilted orbits roughly 112 ...

Astronomers have captured silicate clouds and a mysterious disk around two giant young exoplanets, revealing surprises that ...

Today, the storm stretches as wide as 10,159 miles (16,350 kilometers) and has become more rounded in shape. Mysterious Moon Photobombs Jupiter’s Great Red Spot in Latest Juno Image Hubble has ...

The Great Red Spot on Jupiter, the largest known storm in the solar system, is apparently shifting shapes, according to a recent report. A 90-day study, from December to March, of Jupiter using the ...

Though incident sunlight is responsible for the majority of the light seen from Jupiter's atmosphere, the team thinks there must be another that is giving rise to changes in the shape and ...

Saturn has its famous hexagon, and Jupiter has just now been caught throwing mad shapes too. High up in its atmosphere, astronomers have identified strange, glowing new features, in the region above ...