Thursday, December 24, 2015
Is a Christmas Eve Asteroid Really Threatening Earth?
[ Wed, 23 Dec 2015 19:51:00 GMT ]
At its closest approach, asteroid 2003 SD220 will be about 6.6 million miles from Earth — about 27 times farther than the moon is from Earth.
[ Wed, 23 Dec 2015 19:51:00 GMT ]
At its closest approach, asteroid 2003 SD220 will be about 6.6 million miles from Earth — about 27 times farther than the moon is from Earth.
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