Researchers continue to extract fresh scientific findings from Barringer Meteorite Crater in Arizona, a bowl-shaped depression carved by a space rock roughly 50,000 to 60,000 years ago. Recent ...

As astronauts prepare for south-polar landings, a new look at the Moon’s biggest crater points to a pivotal moment in lunar history—and to the rocks you’ll want sampled next. A study led by Jeffrey ...

The moon's heavily cratered surface serves as a testament to how Earth's closest celestial neighbor has become a figurative magnet for space rocks during its 4.5 billion-year history. One of the best ...

The South Pole-Aitken impact basin on the far side of the Moon formed in a southward impact (toward the bottom in the image). The basin has a radioactive “KREEP-rich” ejecta blanket on one side of the ...

For decades, the Moon has been seen as a silent, unchanging neighbor — but a surprising discovery is challenging that idea in ...

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 ...

Earth and the course of life on Earth have been shaped by impacts. Scientists have uncovered links between massive impacts ...

Add Yahoo as a preferred source to see more of our stories on Google. The Moon's largest impact feature, the South Pole–Aitken basin, is so named because it stretches between Aitken crater and the ...