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apastron |
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apastron (əpăs`trən): see apsis apsis (pl. apsides), point in the orbit of a body where the body is neither approaching nor receding from another body about which it revolves. Any elliptical orbit has two apsides. ..... Click the link for more information. . apastron [‚a′pas·trən] (astronomy) That point of the orbit of one member of a binary star system at which the stars are farthest apart. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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