A new study proposes that a crash between Titan and another moon spawned Hyperion and, much later, destabilized Saturn’s ...

Could a passing star be on a collision course with our solar system and, eventually, Earth? It’s difficult to know if such an outcome is likely. Recently, researchers have found the Milky Way likely ...

Saturn’s largest moon, Titan, might have formed after a collision with a lost moon, according to new research.

The targeted collision of a space probe with an asteroid moon can change the orbit of the main asteroid around the sun. The Dart experiment has shown this.