[meteorite-list] FW: Meteorite origins?
From: Robert Verish <bolidechaser_at_meteoritecentral.com>
Date: Sun May 30 02:38:06 2004 Message-ID: <20040530063804.32310.qmail_at_web51708.mail.yahoo.com> Wayne, The answer to both of your questions is, "Yes!" Bob V. P.S. - See here for more info': http://starryskies.com/The_sky/events/meteors/origin.html ----------------- Original Message ----------------- Date: Sat, 29 May 2004 16:21:12 +0100 From: David Entwistle <david_at_d-entwistle.fsnet.co.uk> Subject: (meteorobs) Meteorite origins? To: meteorobs_at_meteorobs.org I was fortunate enough to attend a lecture, "Meteorites: The pauper's space probe" given by Dr Sara Russell of the Natural History Museum. This was part of the University of Central Lancashire, Jeremiah Horrocks memorial lecture series. http://www.transit-of-venus.org.uk/lecture_series.htm Very interesting stuff and I got to see some meteorites, which was a first for me. Dr Russell described the probable origin of meteorites and the split, in order of quantity, was between material originating from asteroids, the Moon and Mars. Material of cometary origin didn't get a mention. Given that the majority(?) of meteor showers are associated with comets, is this assertion correct, and if so, is this thought to be because comets are largely composed of volatile material - which seldom survives atmospheric entry? -- David Entwistle -------------- End of Original Message ------------- __________________________________ Do you Yahoo!? Friends. Fun. Try the all-new Yahoo! Messenger. http://messenger.yahoo.com/Received on Sun 30 May 2004 02:38:04 AM PDT |
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