Deflecting asteroids by running spaceships into them may sound like science fiction, but it's quite real. And it's quite a ...
NASA's Deep Impact spacecraft is running on fumes after chasing down two comets in the last five years, but the probe's cosmic work may not be done yet. Deep Impact cruised to within 435 miles (700 ...
These images, showing ejecta around the impacted near-Earth asteroids, were taken during the approach (with Didymos to the upper left) and departure (Didymos to the upper right) of DART's companion ...