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Why So Many Meteorites Come From The Same Place

2017-07-08 11 Dailymotion

Because of space physics, one faraway asteroid is likely the progenitor of almost a third of all the meteorites on Earth.<br /><br />Thanks to Skillshare for sponsoring this video: <br /><br />Jorge and Daniel's awesome new book, "We Have No Idea": <br /><br />Thanks also to our supporters on <br />___________________________________________<br /><br />If you want to learn more about this topic, start your googling with these keywords: <br />Asteroid: A rocky body smaller than a planet that is orbiting the sun.<br />Meteoroid: A smaller rocky body moving in the solar system.<br />Meteor: A meteoroid that has entered the Earth’s atmosphere.<br />Meteorite: A meteor that hits the Earth.<br />Orbital resonance: A force that occurs when orbiting bodies exert a regular, periodic gravitational influence on each other, because of the length of their relative orbits. <br />Kirkwood Gap: A dip in the distribution of main belt asteroids that correspond to the locations of orbital resonances with Jupiter.<br /><br /><br />___________________________________________<br /><br />Credits (and Twitter handles):<br />Script Writer: David Goldenberg (@dgoldenberg)<br />Script Editor: Alex Reich<br />Video Illustrator: Jorge<br />Video Director: Emily Elert (@eelert)<br />Video Narrator: Emily Elert (@eelert)<br />With Contributions From: Henry Reich, Kate Yoshida, Ever Salazar, Peter Reich <br />Music by: Nathaniel Schroeder: <br /><br />_________________________________________<br /><br />Like our videos? <br />Subscribe to MinuteEarth on YouTube: <br />Support us on Patreon: <br />And visit our website: <br /><br />Also, say hello on: <br />Facebook: <br />Twitter: <br /><br />And download our videos on itunes: <br />___________________________________________<br /><br />If you liked this week’s video, we think you might also like: <br />A terrifying but fascinating look at the destructive power of potential meteorites: <br /><br />___________________________________________<br /><br />References:<br /><br />Burbine, T., McCoy, T., Meibom, A., Royer, C., Gladman, B., and Keil, K. (2002). Meteoritic Parent Bodies: Their Number and Identification. Asteroids III. 653-667. Retrieved from: <br /><br />Farinella, P., Gonczi, R., Froeschle, Ch., and Froeschle, C. (1993). The Injection of Asteroid Fragments into Resonances. Icarus. 101: 174-187. Retrieved from: <br /><br />Fieber-Beyer, S., Gaffey, M., Bottke, W., and Hardersen, P. (2015). Potentially hazardous Asteroid 2007 LE: Compositional link to the black chondrite Rose City and Asteroid (6) Hebe. Icarus. 250: 430-437. Retrieved from: <br /><br />Gaffey, M. and Gilbert, S. (1998). Asteroid 6 Hebe: The probable parent body of the H-type ordinary chondrites and the IIE iron meteorites. Meteoritics and Planetary Science. 33: 1281-1295. Retrieved from: <br /><br />Vokrouhlicky, D., and Farinella, P. (2000). Efficient delivery of meteorites to the Earth from a wide range of asteroid parent bodies. Nature. 407: 606-608. Retrieved from: <br /><br />Moons, M. and Morbidelli, A. (1995). Secular Resonances in Mean Motion Commensurabilities: The 4/1, 3/1, 5/2, and 7/3 Cases. Icarus. 114: 33-50. Retrieved from: <br /><br />Burbine, Thomas. (2017). Assistant Professor of Astronomy, University of Massachusetts. Personal Communicat

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