Scientists and amateur astronomers are tracking a 1.7-mile-wide asteroid on course to sail past Earth as it makes a wide U-turn on the way back toward the asteroid belt between Mars and Jupiter. At ...
An asteroid nine times the size of a cruise ship is dropping by Earth on Friday, and it's not coming alone. Asteroid 1998 QE2 will be about 3.6 million miles from our planet at its closest approach.