Swirling with friction, Jupiter's square to Saturn on June 15 is a balancing act of emotional growth and personal ...

Jupiter and Saturn ... at the size of the particles that comprise them. “These grains are so tiny, a thousand of them put together are only a millimeter long,” NASA writes.

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The International Astronomical Union officially recognized 128 new moons orbiting ...

Jupiter is already the biggest planet in our solar system. It used to be known as the planet with the second-most moons with 80, trailing only Saturn with 83.

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

Saturn, despite being smaller than Jupiter, appears to have many more irregular moons. It may have three times as many as Jupiter, down to about two miles in size. The reason is unclear, Dr ...

Unlike Jupiter with four massive moons, Saturn has only one very large moon, Titan — second only to Ganymede in size and mass. The next largest, Rhea, is smaller than our own Moon.

They were then confirmed at Jupiter's north pole by NASA's Cassini spacecraft as it flew past in 2000 on its way to Saturn. But no one knew where the dark ovals came from.

Saturn, despite being smaller than Jupiter, appears to have many more irregular moons. It may have three times as many as Jupiter, down to about two miles in size. The reason is unclear, Ashton said.

Pieces of the rings range in size from tiny particles of dust to huge, mountain-size rocks. Saturn's rings extend up to 175,000 miles (282,000 km) from the planet.