Jupiter has long been a source of fascination for astronomers, and now, the giant planet is raising more questions than ever.

Io, one of the most fascinating moons in our solar system, continues to mystify scientists with its intense volcanic activity ...

Researchers armed with the Hubble Space Telescope have revealed that some of Uranus' largest moons have one side brighter ...

This artist's concept depicts a protoplanetary disk - dust and gas caught in the gravity of a young star. A new study found ...

Earth's magnetic field and oxygen levels have increased more or less in parallel over the past 540 million years, suggesting ...