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Comets in the 21st Century
Language: en
Pages: 139
Authors: Daniel C Boice
Categories: Science
Type: BOOK - Published: 2019-04-25 - Publisher: Morgan & Claypool Publishers

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Have you ever seen a comet? It is a marvelous experience, one that all humans can share, that spawns a deep yearning to understand the spectacle. Have you ever
Comets in the 21st Century
Language: en
Pages: 140
Authors: Daniel C Boice
Categories:
Type: BOOK - Published: 2019-04-24 - Publisher:

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Have you ever wondered what comets are and why astronomers spend so much time studying them? Now, a comet expert and an astronomical historian have come togethe
Comets in the 21st Century
Language: en
Pages: 0
Authors: Boice Daniel C (author)
Categories:
Type: BOOK - Published: 1901 - Publisher:

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Hazards Due to Comets and Asteroids
Language: en
Pages: 1340
Authors: Tom Gehrels
Categories: Science
Type: BOOK - Published: 1994 - Publisher: University of Arizona Press

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In 1993, the U.S. Department of Defense declassified information dealing with frequent explosions in the upper atmosphere caused by meteoric impact. It is estim
Comets
Language: en
Pages: 0
Authors: Grace Hansen
Categories: Juvenile Nonfiction
Type: BOOK - Published: 2017-09 - Publisher: Our Galaxy

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This title will cover how comets came to be, what they are made of, where most of them are found, and why we can sometimes see them as beautiful bright streaks