A Chilean space telescope has captured striking images of YR4 2024, the “city-killer” asteroid that’s potentially on a collision course with Earth. “Only a few asteroids have been studied ...

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

The moon will turn blood red overnight on Thursday and Friday during the 'Blood Moon' total lunar eclipse. How can you tell ...

Europe's HERA mission has taken a good look at Mars and its moon Deimos on its way to explore the aftermath of the DART ...

Lucy is preparing for a close encounter with the asteroid Donaldjohanson, a key milestone before its groundbreaking journey ...

Once, a very long time ago, a massive asteroid hit the Earth and wiped out the dinosaurs. In addition to functionally ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks can still be threatening, as the surprise 56-foot (17-meter) rock that ...

A White House science advisor recently war-gamed with space agency heads worldwide to devise a planet-saving defense to an ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" of Earth impact.