Jupiter, Saturn, Uranus and Neptune did not always have their current positions in the solar system. According to the ...

Our solar system may have hosted up to six giant planets in its first hundred million years, a new study suggests. The ...

(Ianm35/iStock/Getty Images Plus) The Solar System is one of the comforting constants of human existence. No matter what else ...

New research suggests the moons of Jupiter and Uranus may hint that our planetary neighborhood once had a third ice giant.

The solar system’s history is steeped in mystery, with suggestions of ancient chaos possibly casting out enormous planets.

Our solar system may have hosted up to six giant planets in its first hundred million years, a new study suggests. The ...

Roll out the cosmic welcome mat for our solar system’s newest resident: a never-before-seen moon orbiting Uranus. The Webb telescope’s observations of Uranus are giving scientists better insight into ...

For researchers at the University of Idaho, spotting a moon 6 miles wide orbiting Uranus, a staggering 1.8 billion miles from Earth, may actually be easier than finding a white cat in a snowstorm. A ...