Explore NASA's cancelled Europa mission and learn why Europa is a key target in the search for extraterrestrial life.

The ice on the surface of Jupiter's massive moon Europa is constantly changing, hinting at the presence of a subsurface ocean ...

NASA's Juno mission finds a massive lava lake in Jupiter, offering new insights into volcanic activity beyond Earth and the ...

New research suggests that Jupiter, the largest planet in our solar system, was once even bigger—about twice its current size—and had a magnetic field 50 times stronger than it does today. This ...

With an atmosphere, by mass, of primarily hydrogen (76 per cent) and helium (24 per cent), and by volume of 89 per cent ...

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

Our Solar System's largest planet, Jupiter, was once so huge that it could have held 2,000 Earths, a study has found.

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

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

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.

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

Astronomers have discovered that the Jupiter, the largest planet in our Solar System, was once so big that it could have held ...