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Homeplate
alan
post Aug 19 2005, 04:09 PM
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Just peaking over the slope of husband hill. Looks like home plate to me
http://qt.exploratorium.edu/mars/spirit/na...IHP0655R0M1.JPG
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Guest_Myran_*
post Aug 25 2005, 11:54 PM
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Thank you for the nice colour image dilo.
Once again my idea of a glacial flow hits me.
The idea got started by seeing the feature behind and a bit to the right of home plate. And Home plate would then have been a small hill that have been grinded down by same glacier.
I do live in a part of the world where most land features have been shaped by glaciation. So im biased towards such thinking, anyone tell me if I am completely wrong here, or?
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Bob Shaw
post Aug 26 2005, 12:21 AM
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QUOTE (Myran @ Aug 26 2005, 12:54 AM)
Thank you for the nice colour image dilo.
Once again my idea of a glacial flow hits me.
The idea got started by seeing the feature behind and a bit to the right of home plate. And Home plate would then have been a small hill that have been grinded down by same glacier.
I do live in a part of the world where most land features have been shaped by glaciation. So im biased towards such thinking, anyone tell me if I am completely wrong here, or?
*


Myran:

I know where you're coming from, but I think it simply demonstrates our Terrestrial prejudices. Glaciation is an on-going process on Earth, and within the breadth of human occupation of our planet it *has* radically altered landscapes. We're talking here about an Earthly Ice Age ending circa 25KYBP, and major landscape changes (on and off) over a few tens of millions of years prior to that. On Mars, it's a timescale of thousands of millions of years, and in that time very small erosional effects can add up, and add up, and add up.

The Martian landforms which we interpret in terms of our local experience may well actually be the result of a much longer, colder and slower set of processes. That's not to say that glaciation can't have happened on Mars, or still be happening (or even (gasp!) water erosion) - just that we have to be very cautious before being persuaded by our local circumstances. Mars IS another planet, and things DO happen differently there (think of the lobate flows around impact craters) and - most importantly - on a timescale which is quite unlike our own ultra-dynamic world.

As for glaciation: I want to see eskers, terminal moraines, and all that stuff, and I want to see it NOW!

Bob Shaw


--------------------
Remember: Time Flies like the wind - but Fruit Flies like bananas!
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Posts in this topic
- alan   Homeplate   Aug 19 2005, 04:09 PM
- - Burmese   good comparison over two days: http://marsrovers....   Aug 19 2005, 04:58 PM
- - RNeuhaus   The place of interes is, I think, it is a bottom p...   Aug 19 2005, 06:53 PM
|- - ustrax   "...It looks like that the bottom plate, Ultr...   Aug 20 2005, 02:01 PM
- - djellison   http://www.unmannedspaceflight.com/doug_images/s_h...   Aug 19 2005, 07:01 PM
- - RedSky   Doug, On the first 3D... with the Homeplate view....   Aug 19 2005, 07:43 PM
- - djellison   I was sat on the sofa, laptop on my lap, cat on th...   Aug 19 2005, 09:26 PM
|- - dilo   This is a crossed eyes steregram with vertical str...   Aug 19 2005, 11:41 PM
|- - dilo   I know anaglyph is more easy than crossed eyes ste...   Aug 20 2005, 12:05 AM
|- - abalone   QUOTE (dilo @ Aug 20 2005, 11:05 AM)I know an...   Aug 21 2005, 08:22 AM
|- - gpurcell   QUOTE (abalone @ Aug 21 2005, 08:22 AM)It app...   Aug 21 2005, 02:10 PM
|- - Pete B.   QUOTE (abalone @ Aug 21 2005, 08:22 AM)It app...   Aug 21 2005, 07:39 PM
|- - abalone   QUOTE (abalone @ Aug 21 2005, 07:22 PM)It app...   Aug 27 2005, 01:26 PM
|- - mhoward   To see how far we drove toward Home Plate on Sol 5...   Aug 30 2005, 05:18 PM
- - Nix   The cat again Doug...they really know how to ruin ...   Aug 20 2005, 06:10 AM
- - Tman   Hey what's up! Still not any Pancam shots ...   Aug 21 2005, 07:02 AM
|- - Airbag   QUOTE (Tman @ Aug 21 2005, 03:02 AM)Hey what...   Aug 22 2005, 12:19 AM
- - remcook   can someone remind me where homeplate is from the ...   Aug 21 2005, 12:15 PM
- - jamescanvin   I've just come back from Steve Squyres seminar...   Aug 22 2005, 06:06 AM
- - Tman   Great job Mr. chef - your titbits are delicious, t...   Aug 22 2005, 06:33 AM
- - Burmese   Sol 583 is up, including PanCams of Home Plate ht...   Aug 24 2005, 02:03 PM
|- - dilo   QUOTE (Burmese @ Aug 24 2005, 02:03 PM)Sol 58...   Aug 24 2005, 08:05 PM
- - dvandorn   I know that the human eye, located on Mars, would ...   Aug 25 2005, 06:05 AM
- - Myran   Thank you for the nice colour image dilo. Once aga...   Aug 25 2005, 11:54 PM
|- - Bob Shaw   QUOTE (Myran @ Aug 26 2005, 12:54 AM)Thank yo...   Aug 26 2005, 12:21 AM
|- - SFJCody   QUOTE (Bob Shaw @ Aug 26 2005, 12:21 AM)As fo...   Aug 26 2005, 12:16 PM
|- - Bob Shaw   QUOTE (SFJCody @ Aug 26 2005, 01:16 PM)I hear...   Aug 26 2005, 01:53 PM
- - Edward Schmitz   On the issue of glaciation... This is an aweful s...   Aug 26 2005, 03:54 AM
|- - Bob Shaw   QUOTE (Edward Schmitz @ Aug 26 2005, 04:54 AM...   Aug 26 2005, 11:00 AM
|- - tedstryk   QUOTE (Bob Shaw @ Aug 26 2005, 11:00 AM)Edwar...   Aug 26 2005, 12:11 PM
|- - dvandorn   QUOTE (tedstryk @ Aug 26 2005, 07:11 AM)Apoll...   Aug 26 2005, 08:50 PM
|- - Bob Shaw   QUOTE (dvandorn @ Aug 26 2005, 09:50 PM)Nope ...   Aug 26 2005, 10:58 PM
|- - Cugel   QUOTE (Bob Shaw @ Aug 26 2005, 10:58 PM)other...   Aug 27 2005, 11:25 AM
- - Myran   QUOTE Bob Shaw said: As for glaciation: I want to ...   Aug 26 2005, 03:10 PM
- - tdemko   Homeplate reminds me of Upheaval Dome, a feature a...   Aug 26 2005, 03:50 PM
|- - Bob Shaw   QUOTE (tdemko @ Aug 26 2005, 04:50 PM)Homepla...   Aug 26 2005, 10:56 PM
|- - garybeau   QUOTE (tdemko @ Aug 26 2005, 10:50 AM)Homepla...   Aug 27 2005, 12:51 AM
- - mhoward   Here is another false-color view of Home Plate fro...   Aug 30 2005, 05:22 PM
- - Burmese   Actually, I think the rear Hazcam tells the story ...   Aug 30 2005, 05:22 PM
|- - mhoward   QUOTE (Burmese @ Aug 30 2005, 05:22 PM)Actual...   Aug 30 2005, 05:31 PM
- - Tesheiner   Gentlemen, Prepare your tools, because a new 12x3...   Sep 1 2005, 06:48 AM


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