Early in the morning of October 6, 2008, astronomers at the University of Arizona detected an asteroid on a collision course with Earth. When other sightings cropped up across the world, the ...

China has quietly confirmed that a vast circular scar in its northeast is not a volcanic basin or a quirk of erosion, but a colossal asteroid impact site that ranks as the largest known crater of its ...

The idea of an asteroid hitting Earth can be a scary one, but it can be pretty hard to comprehend just how scary such an impact might potentially be. To put things in context, many people who have ...

Sen captured footage from space on Saturday showing the world’s largest impact craters. The satellite video offered a breathtaking view of the circular, frozen Manicouagan Reservoir, covered in snow ...

Two NASA spacecraft at Mars — one on the surface and the other in orbit — have recorded the biggest meteor strikes and impact craters yet. The high-speed barrages last year sent seismic waves rippling ...

NASA’s InSight lander recorded a magnitude 4 marsquake last Christmas Eve. Scientists only later learned the cause of that quake: a meteoroid strike estimated to be one of the biggest seen on Mars ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CAPE CANAVERAL, Fla. (AP) — Two NASA ...