impact event
A Huge Ring-Like Structure on Ganymede Might be the Result of an Enormous Impact
Ganymede's surface is a bit of a puzzle for planetary scientists. About two-thirds of its surface is covered in lighter…
4 years ago
It Was Almost Certainly an Asteroid Impact that Wiped Out the Dinosaurs. In Fact, Volcanoes Might Have Helped Life Recover
It seems almost certain that an asteroid impact wiped out the dinosaurs. But only almost. Another competing theory won't completely…
4 years ago
Something Twice the Size of Earth Slammed into Uranus and Knocked it Over on its Side
Astronomers think they know how Uranus got flipped onto its side. According to detailed computer simulations, a body about twice…
6 years ago