[meteorite-list] Mars Opportunity Rover Finds a Meteorite

From: joseph_town_at_att.net <joseph_town_at_meteoritecentral.com>
Date: Wed Jan 19 17:51:27 2005
Message-ID: <011920052251.15652.41EEE469000F2F8B00003D2421603831160299019BA1089F0A9C0106_at_att.net>

How about a meteoroid hitting the Martian atmosphere at an almost parallel trajectory? A "Mars grazer". Could that extend it's flight and ablation time to produce the dramatic regmaglypts?

Bill

 
 -------------- Original message ----------------------
From: "Gerald Flaherty" <grf2_at_verizon.net>
> Ron and List
> I was thinking(and quite frankly allowing my imagination free reign)? If the
> meteorite fell when Mars had a thick enough (and I'm not sure how thick is
> thick. Those scienists among us might like to quantify those parameters) to
> produce those classic regamglypts, this object might have fallen tens or
> hundreds of millions of years ago.
> If a thicker atmosphere is necessary to produce the spectatular thumb
> prints, this same thicker atmosphere would also weather the object and
> reduce some of the marvelous relief shown in the photos as is the case on
> earth.
> This year's research has admirably identified "rivers of H20", maybe seas
> and .....(who knows... tsunamis??) on the Red Planet.
> Should we think that the meteorite fell cooincidently, at the cusp of the
> transition between thick and thin atmosphere and was thus spared some of the
> worst erosion? Or that perhaps the transition from thick to thin was even an
> abrupt phenomenon.(a warning message from our late neighbors in space WATCH
> THOSE EMMISIONS EARTHLINGS! ... uhmm huma ha ha ha a-a-a!!!
> Jerry
>
> ----- Original Message -----
> From: "Ron Baalke" <baalke_at_zagami.jpl.nasa.gov>
> To: "Meteorite Mailing List" <meteorite-list_at_meteoritecentral.com>
> Sent: Wednesday, January 19, 2005 3:03 PM
> Subject: Re: [meteorite-list] Mars Opportunity Rover Finds a Meteorite
>
>
> >>
> >>
> >> And, Ron, didn't one of the Rovers actually image a meteor earlier in
> >> the mission?
> >>
> >
> > Yes, it did.
> >
> > Ron
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Received on Wed 19 Jan 2005 05:51:23 PM PST