Asteroid Apophis radar images

Asteroid Apophis radar images
Asteroid Apophis radar images These images of asteroid Apophis were captured by radar in 2012. In 2029, the 370-meter-wide space rock will come as close as 31,300 kilometers (19,400 miles) from Earth—closer than most communications satellites. NASA/JPL-Caltech

"We're changing the world. Are you in?"
- CEO Bill Nye

Sign up for email updates