Asteroids and comets

Astronomers have discovered a new asteroid, designated 2023 DW, and it presents a possible threat of collision with Earth. It was discovered by the European Space Agency in February 2023. Since then, the asteroid has been added to the Risk...

A major asteroid impact similar to the Chicxulub collision in a shallow ocean region is most likely to have led to a Mars mega-tsunami. The Chicxulub impact contributed to untold devastation and mass extinction of all non-avian dinosaurs on Earth...