100-Foot Asteroid to Buzz Earth Next Month

An asteroid as long as a basketball court will give Earth a close shave next month — though scientists aren't sure just how close. The space rock could come as close as 11,000 miles (17,700 kilometers) — less than 5 percent of the distance from Earth to the moon — or stay up to 9 million miles (14.5 million km) away during the flyby, NASA officials said. "The variation in possible closest-approach distances is due to the wide range of possible trajectories for this ob