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Pictures of Mars
The European Space agency and NASA may have overlooked the fact,
but Mars just happens to have two polar caps. It would be nice to see some pictures of them in addition to the usual 'red' pictures. I have an idea that the orbit of the European probe would enable polar pics to be taken. |
#2
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Merv the Hubble took some great pictures. I have one picture I'm
looking at as I type showing Mars during a global dust storm and the frosty white poles. Bert |
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Merv posted:
The European Space agency and NASA may have overlooked the fact, but Mars just happens to have two polar caps. It would be nice to see some pictures of them in addition to the usual 'red' pictures. No, NASA at least has not "overlooked" the polar caps. There are dozens of Mars Global Surveyor images of features within the caps, and their overall growth and shrinkage with the seasons has been followed via wide-area images from the orbiting probes for quite some time now. In fact, the changing thickness of the caps was monitored by the Mars Orbiting Laser Altimeter while it was operating in its active mode. Try the Mars Global Surveyor site for many of these images: http://marsprogram.jpl.nasa.gov/mgs/ or try the Malin Space Science Systems Captioned image releases on the polar regions: http://www.msss.com/mars_images/moc/themes/POLAR.html Clear skies to you. -- David W. Knisely Prairie Astronomy Club: http://www.prairieastronomyclub.org Hyde Memorial Observatory: http://www.hydeobservatory.info/ ********************************************** * Attend the 11th Annual NEBRASKA STAR PARTY * * July 18-23, 2004, Merritt Reservoir * * http://www.NebraskaStarParty.org * ********************************************** |
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