There are eight planets in our solar system. The closest one to the ... but instead have swirling gases above a solid core. On the surface of Jupiter there is a huge red spot twice as wide as ...

The universe is full of mysteries, some of which have still not been decoded by scientists. One such astonishing cosmic feature is the missing solid ground on the planet Jupiter. Jupiter has no ...

A terrestrial planet has a solid rocky surface, with metals deep in its interior. In the solar system, these planets are closer to the sun and are therefore warmer than the planets located farther ...

NASA scientists have revealed the secrets of the most volcanic body in our solar system, according to new research. The ...

With a radius of 2,106 miles, Mars is the seventh largest planet in our solar system and about half the diameter of Earth. Its surface gravity is 37.5 percent of Earth’s. Mars rotates on its ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the ...

Using images snapped by NASA's Juno spacecraft, gravitational measurements, and historical data about Io's tidal deformations ...