Of course, if anyone here is familiar with Tintin (in particular, "Tintin and The Shooting Star"), one knows that the elements in at least some meteorites can create such beasts...
http://farm1.static.flickr.com/3/4224425_e9c3ce4f4e.jpg On Thu, Jun 4, 2009 at 10:52 PM, Mexicodoug<mexicod...@aim.com> wrote: > Pete wrote: > > "can a meteorite hit earth and eject debris which (maybe) land on the > moon or Mars? What would we call such a meteorite---Earthoid, or maybe > Earthite?" > > Hi Pete, > > Generally the splashed and splattered material from a meteoroid impact on > earth are called "Tektites", or if it was from the biggest impact they are > called the "Moon". Tektites are thought to be formed from the largest > collisions and are so far from escaping the gravitational domination of the > earth, that, if Earth were a grapefruit size, most of the tektites the list > is familiar with have the escape velocity of an acrobatic ant jumping at > most a few millimeters high. > > Technically, the Moon is the only known Earthoid. > > Most of us are skeptical about a reverse path plausibility to not only > survive the initially viscous path out of the atmosphere, but then also > beyond the reach of Earth's primary gravitational dominance. once you look > at the seemingly impossible physics (few things in nature are outright > impossible, but even Clinton would have a harder time arguing most of them > than against, say, good DNA testing results). > > The Moon is a good clue to the answer to your question. It has 27% of the > Earth's diameter (though under 2% of the mass). That was a big impact, > supposedly from a Mars sized planetoid! Yet, all the material is assumed to > have stayed on Earth or within its grasp (forming the Moon). > > Wh > at I'm getting at is the answer to your question is no one knows, and it is > well covered in the archives since this question comes up at least once a > year. That is why tried to give a different slant on the answer this time so > the old timers aren't bored out of their mind. > > Let me leave you with this fine research question: > So, how much material, if any, could have been ejected from the collision > that created the Earth-Moon system as a result? That would be an olympic > jumping spider! > > Best wishes, > Doug > > > > -----Original Message----- > From: Pete shu...@clearwire.net <pshu...@clearwire.net> > To: meteorite-list@meteoritecentral.com > Sent: Thu, 4 Jun 2009 11:02 pm > Subject: [meteorite-list] A question????? > > > We have the Martian type meteorite, and we have the > Lunar meteorite and last, the asteroid 4Vesta meteorite. > These we know where they come from. > > Now the question---given enough energy, can a meteorite > hit earth and eject debris which (maybe) land on the moon > or Mars? What would we call such a meteorite---Earthoid, > or maybe Earthite? > Just contemplating my navel here. > Pete > > ______________________________________________ > http://www.meteoritecentral.com > Meteorite-list mailing list > Meteorite-list@meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list > > ______________________________________________ > http://www.meteoritecentral.com > Meteorite-list mailing list > Meteorite-list@meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list > ______________________________________________ http://www.meteoritecentral.com Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list
