The latest asteroid to pass by the Earth will be back in a few years — it's not coming for us, but it may be on a collision course with the moon.
An asteroid skimming just 200 miles above the planet sounds like science fiction, yet recent flybys have come uncomfortably close to that mark. Several small space rocks have threaded the gap between ...
The space rock is hurtling toward the Earth at a zippy 8,478 miles per hour miles per hour, according to the space agency.
A mile-wide asteroid traveling at 48,000 mph is set to pass close to Earth Saturday -- cosmically speaking. What makes this huge asteroid even more interesting is that it has its own moon. Asteroid ...