The asteroid misses Earth by some 2 million miles . An asteroid with an estimated diameter of three football fields zoomed by Earth late Monday , missing our home by about that distance . It comes just about a week after an asteroid blew up over Africa . The falling asteroid has an estimated size of three football fields .
The asteroid misses Earth by some 2 million miles . It comes just about a week after an asteroid blew up over Africa . The falling asteroid has an estimated size of three football fields .