SETI [Fwd: Sludge]


Robert Owen (rowen@technologist.com)
Thu, 23 Sep 1999 17:34:33 -0400


Larry Klaes wrote:

> >Date: Tue, 21 Sep 1999 13:56:48 -0400 (EDT)
> >From: "\"Mark J. Schnitzius\" <"<schnitzi@voyager.east.isx.com>
> >To: europa@klx.com
> >Subject: Sludge
> >Sender: owner-europa@klx.com
> >Reply-To: europa@klx.com
> >
> >
> >
> >I trust you will all be buying this month's issue of
> >Scientific American; it's hard to imagine anyone in
> >this group being able to pass up a major magazine
> >blaring the title "EUROPA'S OCEAN"...
> >
> >Anyway, it contains an artist's rendition of a (relative)
> >close-up of one of the "cracks" -- the dark lines that
> >are Europa's most prominent surface features. Their
> >explanation was that the cracks were dark due to dirt
> >that was left behind after the water evaporated from
> >dirty ice.
> >
> >This got me thinking about the plans discussed here for
> >an ice penetrator which melts though the surface ice.
> >Have we been assuming that the Europan ice is relatively
> >free of particulates? I'm beginning to think that maybe
> >that even a tiny percentage of impurities in the ice
> >could cause major headaches to an ice penetrator trying
> >to melt its way through -- it could find itself stuck
> >deep in a pile of sludge or dust. Thoughts?
> >
> >
> >--Mark
> >==
> >You are subscribed to the Europa Icepick mailing list: europa@klx.com
> >Project information and list (un)subscribe info: http://klx.com/europa/
> >

=======================
Robert M. Owen
Director
The Orion Institute
57 W. Morgan Street
Brevard, NC 28712-3659 USA
=======================



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