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The exploration of near-earth objects

An electronic book accessible through the World Wide Web; click to view

Impact! the threat of comets and asteroids / 著者: Verschuur, Gerrit L., 1937-

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Meteorites, comets, and planets

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Defending planet Earth near-Earth object surveys and hazard mitigation strategies /

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Comets and the origin of life 著者: Wickramasinghe, Janaki

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Physics of comets 著者: Krishna Swamy, K. S.

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Comets characteristics, composition and orbits /

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Christoph Rothmann's Discourse on the comet of 1585 : an edition and translation with accompanying essays / 著者: Rothmann, Christoph, active 16th century, Granada, Miguel Angel, 1949-, Mosley, Adam, 1974-, Jardine, Nicholas

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Comets and their origin : the tools to decipher a comet / 著者: Meierhenrich, Uwe

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