WB—is estimated to be between 240 and 525 feet across and will pass us at about twice the distance between the Earth and moon.

An asteroid roughly the size of a football field, 2006 WB, is set to pass close to Earth tomorrow, zipping by at a distance of 554,000 miles (891,576.58 km). While this is about twice the distance between Earth and the Moon,

NASA reports that a massive 300-foot asteroid named 2006 WB is set to pass close to Earth on November 26, just in time for Thanksgiving. Traveling at impressive speeds, scientists anticipate gathering vital data during this extraordinary event.