Theories Of The Origin Of The Moon — страница 3

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Earth-Moon system has lost angular momentum due to solar tides, but the amount is uncertain. These calculations are still in progress and will probably take 1 or 2 years more to complete Bibliography GIANT IMPACT THEORY OF THE ORIGIN OF THE MOON, A.G.W. Cameron, Harvard-Smithsonian Center for Astrophysics, Cambridge MA 02138, PLANETARY GEOSCIENCES-1988, NASA SP-498 EARTH’S ROTATION RATE MAY BE DUE TO EARLY COLLISIONS, Paula Cleggett-Haleim, Michael Mewhinney, Ames Research Center, Mountain View, Calif. RELEASE: 93-012 Hartmann, W. K. 1969. ?Terrestrial, Lunar, and Interplanetary Rock Fragmentation.? Hartmann, W. K. 1977. ?Large Planetesimals in the Early Solar System.? 1 "Landmarks of the Moon," Microsoft® Encarta® 96 Encyclopedia. © 1993-1995 Microsoft

Corporation. All rights reserved. 2 "Characteristics of the Moon," Microsoft® Encarta® 96 Encyclopedia. © 1993-1995 Microsoft Corporation. All rights reserved.