The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...

NASA has thrown a lifeline to scientists working on a mission to visit an asteroid that will make an unusually close flyby of ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping ...

From how space rocks wobble to where to hit them, scientists are learning the fine art of asteroid deflection — and it could ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

Nearly two years after launch, the University of Arizona-led OSIRIS-REx mission caught its first glimpse of the asteroid Bennu on Aug. 17, from 1.4 million miles away. The asteroid appeared as a speck ...

A UA-led telescope atop of Mount Graham has captured the first glimpse of an asteroid-bound spacecraft since its launch in September 2016. The Large Binocular Telescope Observatory, an international ...

Scientists have uncovered a mysterious relic from an area of the moon that has never been explored by humans until now.

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...