In May 2021, OSIRIS-REx began its journey back to Earth carrying dust from Bennu - a rubble-pile asteroid older than Earth ...

“The most likely trigger was an impact on a larger asteroid parent of Ryugu, which fractured the rock and melted buried ice, ...

The Japanese Hayabusa2 spacecraft visited the asteroid Ryugu, which had flowing water for over a billion years. This unexpected discovery, made when the spacecraft collected and returned samples, adds ...

University of Virginia astronomy undergraduates focus on the shadows of asteroids and dwarf planets for their Earth-bound observations.

Asteroid deflection could backfire if the impact shoves the rock into a cosmic keyhole, a hidden trapdoor in space.

A new study in Nature has revealed unexpected evidence that the asteroid Ryugu once had liquid water flowing through it. The ...