Search Results - "Bottke, William F. Jr"

The recent breakup of an asteroid in the main-belt region by Nesvorný, David, Bottke Jr, William F, Dones, Luke, Levison, Harold F

“…The present population of asteroids in the main belt is largely the result of many past collisions. Ideally, the asteroid fragments resulting from each impact…”
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Anomalous Basaltic Meteorite from the Innermost Main Belt by Bland, Philip A, Spurný, Pavel, Towner, Martin C, Bevan, Alex W.R, Singleton, Andrew T, Bottke, William F. Jr, Greenwood, Richard C, Chesley, Steven R, Shrbený, Lukas, Borovička, Jiri, Ceplecha, Zdenek, McClafferty, Terence P, Vaughan, David, Benedix, Gretchen K, Deacon, Geoff, Howard, Kieren T, Franchi, Ian A, Hough, Robert M

“…Triangulated observations of fireballs allow us to determine orbits and fall positions for meteorites. The great majority of basaltic meteorites are derived…”
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The Mass Disruption of Oort Cloud Comets by Levison, Harold F., Morbidelli, Alessandro, Dones, Luke, Jedicke, Robert, Wiegert, Paul A., Bottke, William F.

“…We have calculated the number of dormant, nearly isotropic Oort cloud comets in the solar system by (i) combining orbital distribution models with statistical…”
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Dynamical Spreading of Asteroid Families by the Yarkovsky Effect by Bottke, William F., Vokrouhlický, David, Brož, Miroslav, Nesvorný, David, Morbidelli, Alessandro

“…The orbital distributions of prominent asteroid families are thought to be direct by-products of catastrophic disruption events among diameter D ≳ 100…”
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Understanding the Distribution of Near-Earth Asteroids by Bottke, William F., Jedicke, Robert, Morbidelli, Alessandro, Petit, Jean-Marc, Gladman, Brett

“…We have deduced the orbital and size distributions of the near-Earth asteroids (NEAs) by (i) numerically integrating NEAs from their source regions to their…”
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Binary Asteroids and the Formation of Doublet Craters by Bottke, Jr, William F., Melosh, H.Jay

“…At least 10% (3 out of 28) of the largest known impact craters on Earth and a similar fraction of all impact structures on Venus are doublets (i.e., have a…”
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Origin of the Spacewatch Small Earth-Approaching Asteroids by Bottke, Jr, William F., Nolan, Michael C., Melosh, H.J., Vickery, Ann M., Greenberg, Richard

“…Recent discoveries of small Earth-approaching asteroids by the 0.9 m Spacewatch telescope (referred to here as S-SEAs) reveal 16 objects which have diameters…”
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A Possible Second Large Subglacial Impact Crater in Northwest Greenland by MacGregor, Joseph A., Jr, William F. Bottke, Fahnestock, Mark A, Harbeck, Jeremy P., Kjaer, Kurt H., Paden, John D., Stillman, David E., Studinger, Michael

“…Following the discovery of the Hiawatha impact crater beneath the northwest margin of the Greenland Ice Sheet, we explored satellite and aerogeophysical data…”
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