Geological evidence, including an Ordovician-era increase in earthquakes, tsunamis, meteorites, and crater formation, suggests a significant celestial event approximately 466 million years ago. A ...

For a very long time, Saturn was thought to be the only planet in our solar system with rings. The rings around Saturn were discovered by an astronomer called Galileo Galilei nearly 400 years ago. He ...

Planetary rings are one of the most striking sights in the solar system, yet not every planet has them. Saturn’s rings are the most famous, but other gas giants also have smaller and less visible ...