NASA scientists have issued a sobering warning about thousands of so-called city-killing asteroids that could one day threaten Earth. While space agencies continue to monitor the skies, experts admit ...

NASA's Parker Solar Probe captured this image showing the nightside surface of Venus. A family of asteroids share the planet's orbit, and two new studies suggest that one day the space rocks could ...

Imagine a time when Earth was a molten, volcanic wasteland, heavily bombarded by colossal asteroids. We’ve long feared these cosmic impacts as destroyers of life, but what if they were the key to our ...

Scientists are digging into the hidden makeup of carbon-rich asteroids to see whether they could one day fuel space exploration—or even be mined for valuable resources. By analyzing rare meteorites ...