CNN CNN Newsroom March 8, 2013 19:13:00
Asteroid. an asteroid is a rocky object, millions of them in space. a meteor is an asteroid that burns up entering our atmosphere, think more shooting star. here is the deal with this. the size of a football field and aren't they all? and the meteor in russia was about six times smaller than this. and it is quite far away. 2 1/2 times the distance between the earth and the moon. and, again, no threat. no fear. it is too feint to see from your backyard telescope. recently discovered. and i think what happened, astronomers think there is a million out there. they only discovered about 9700 of th...
Source: archive.org