Subject: How large would a celestial object need to be to alter the earth's orbit?
Date: Mon Aug 11 14:31:43 2008
Posted by Uneeb
Grade level: undergrad
City: College Park State/Province: MD
Area of science: Astronomy
I'm doing research for a short science fiction story I'm writing, I'm wondering
if there were an object possibly the mass of a large asteroid which would orbit
the earth much like the 99942 Apophis then how much influence would it exert
over the course of say a century?
Re: How large would a celestial object need to be to alter the earth's orbit?
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