A massive landslide would have dammed the Colorado River, forming a deep lake that has since dried up. A meteorite impact thousands of years ago may have triggered a landslide in the Grand Canyon and reshaped the Colorado River that runs through the national park.

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

Christian Varady was watching the sky outside his Cantonment home when he saw a color-changing fireball fall into the neighborhood.

China's Tianwen 2 probe has captured striking pictures of home as it heads out to a near-Earth asteroid to collect samples. Tianwen 2 launched from Xichang on a Long March 3B rocket on May 28 and is en route to the enigmatic asteroid Kamo'oalewa. But shortly after departure, the spacecraft took the opportunity to test out its cameras.

The largest Mars rock ever found on Earth, NWA 16788, just sold for $5.3 million at a Sotheby's auction to an unnamed bidder.

Perseids meteor shower lighting up the UK skies. Discover the science behind the spectacle, peak dates, and top viewing tips for stargazers this summer.