Hubble's latest observations show Uranus' moons behaving in ways scientists didn't expect, revealing surprising clues about ...

The unexplored secrets of Uranus are still far out of reach, and the latest observations of the icy planet's moons have added ...

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

Based on data from NASA's Voyager 2 flyby in 1986 and decades of modeling, scientists expected the trailing hemispheres of ...

Information about Uranus is limited. What we know is that the planet is composed mainly of water and ammonia ice, its ...

Scientists using NASA's Hubble Space Telescope went looking for evidence of one phenomenon and found quite another.

During the month of June you will be able to see Mercury, Venus, Mars, Saturn, Neptune and Jupiter in the sky at different ...

An international team used 20 years of data and photos taken by the Hubble Space Telescope to study Uranus' atmosphere and ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

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

Instead, they found no evidence for darkening on the moons’ trailing sides, and clear evidence for darkening of the leading ...