Exosphere: Difference between revisions

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Revision as of 20:01, 12 August 2007 (view source) imported>Raymond Arritt (stub exosphere)		Latest revision as of 16:33, 22 January 2010 (view source) imported>Daniel Mietchen (#REDIRECT Earth's atmosphere)
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	~~The '''exosphere''' is the outermost layer of Earth's atmosphere. Its lower limit is the ''exobase'' at about 500 km above Earth's surface.~~		#REDIRECT [[Earth's atmosphere]]

	~~The exosphere is so thin that particles within it (atoms, molecules, or ions) do not collide. As a result, particles in the exosphere can escape altogether from~~ Earth's atmosphere ~~into space.~~