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Unformatted text preview: magnetic field, and run into earths atmosphere; atom in the atmosphere get excited and begin to glow; what we actually SEE is the earths atmosphere glowing Aristarchus and radius of earth (Formula) Keplers equation/law Law of gravity Escape velocity Parallax Only works for nearby stars (geometrically) 05/12/2006 09:36:00 05/12/2006 09:36:00...
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This note was uploaded on 04/08/2008 for the course ASTR 121 taught by Professor Tolbert during the Fall '08 term at UVA.
- Fall '08