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Well Spotted, Shooting Star confirmed
jaredGalen
post Jun 1 2005, 08:27 PM
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Looks like the streak spotted back in March is most likely a bit of a comet called Wiseman–Skiff. According to this article

Fantastic little addition to Spirits 'research portfolio.' tongue.gif


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edstrick
post Jun 19 2005, 05:10 AM
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If, big-if, the bright colored etched terrain materials are exposures of Meridiani sulfate rock between thinner and/or sparser drifts of basalt and dune materials...

We may see a lot more of random rocks from the sky scattered across the terrain on top of the Meridiani sulfate rock layers than we can see in the scattered thin inter-drift deposits we've been crawling over. Maybe.
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Bob Shaw
post Jun 19 2005, 11:55 AM
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I don't think I'd suggest using valuable rover resources to go meteorite-hunting at present, but as a future goal, that's another matter! Anywhere that sorting of debris has happened seem like places to look - the polar deposits (ice and CO2), polar moraines, talus below water seeps, polygons, sublimed-away ice features... ...loads of opportunities, if we have the spirit! (sorry)

Whether or not rovers would be up to the job - ever - is something that we might question - it may be a case of the Mark I Human Eyeball being needed, not to mention them gripper manipilatory things, what do you call 'em, oh yes - hands!


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helvick
post Jun 19 2005, 01:07 PM
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QUOTE (Bob Shaw @ Jun 18 2005, 11:35 PM)
This whole area deserves a l-o-t of thought - imagine a sample return mission which could obtain material from several planets at once...
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Not a bad idea at all. As Abalone says places like Meridiani should act somewhat like Antarctica but on a significantly longer timescale so there should be lots of non martian debris mixed with the local stuff.

Slightly OT warning: While searching for data on this I found an amazingly balanced review of research on meteor rates by some folks at the Institute of Creation Research of all places. Moon Dust and the Age of the Solar System. It's very long and in depth, full of good reference material and comes to (what seem to me) sensible conclusions despite the fact that the authors clearly wished otherwise. It would be useful if more creationist research were this thorough.
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Posts in this topic
- jaredGalen   Well Spotted   Jun 1 2005, 08:27 PM
- - Mode5   Incredible. I am still awestruck at the pics of th...   Jun 1 2005, 11:18 PM
|- - dilo   QUOTE (Mode5 @ Jun 1 2005, 11:18 PM)Incredibl...   Jun 2 2005, 07:02 AM
- - edstrick   I've "armwaved" that stationary land...   Jun 2 2005, 07:13 AM
|- - Bob Shaw   QUOTE (edstrick @ Jun 2 2005, 08:13 AM)I...   Jun 2 2005, 12:13 PM
- - Tman   Calculating of possible showers on Mars? Hey that...   Jun 2 2005, 11:22 AM
- - Chmee   What interests me is that Martian meteor showers s...   Jun 2 2005, 02:55 PM
|- - MichaelT   QUOTE (Chmee @ Jun 2 2005, 02:55 PM)What inte...   Jun 2 2005, 05:13 PM
|- - Bob Shaw   MichaelT's comments regarding the relative den...   Jun 2 2005, 08:48 PM
|- - abalone   Oh, and as for the chemistry... ...could a white-h...   Jun 13 2005, 12:40 PM
|- - Bob Shaw   OK, so for a representative range of bodies, from ...   Jun 13 2005, 08:20 PM
|- - helvick   Bob, Re your first questions - Mars gravity has r...   Jun 13 2005, 10:08 PM
|- - abalone   Bob On atmospheric entry we know that obects quit...   Jun 14 2005, 06:39 AM
- - dvandorn   This discussion points out why I have a certain di...   Jun 14 2005, 04:22 PM
|- - dilo   Did someone already noticed/discussed this image, ...   Jun 17 2005, 11:38 PM
||- - abalone   QUOTE (dilo @ Jun 18 2005, 10:38 AM)Did someo...   Jun 18 2005, 02:07 AM
|- - Bob Shaw   So: Some 'minor' (10KPS!) velocity di...   Jun 18 2005, 08:22 PM
|- - helvick   QUOTE (Bob Shaw @ Jun 18 2005, 09:22 PM)So:...   Jun 18 2005, 10:21 PM
|- - Bob Shaw   All very true - but I still think that the populat...   Jun 18 2005, 10:35 PM
|- - abalone   QUOTE (Bob Shaw @ Jun 19 2005, 09:35 AM)I...   Jun 19 2005, 12:59 AM
- - edstrick   If, big-if, the bright colored etched terrain mate...   Jun 19 2005, 05:10 AM
- - Bob Shaw   I don't think I'd suggest using valuable r...   Jun 19 2005, 11:55 AM
- - helvick   QUOTE (Bob Shaw @ Jun 18 2005, 11:35 PM)This ...   Jun 19 2005, 01:07 PM


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