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Fraser
2008-Jan-16, 03:20 PM
Until now, Mars has generally been regarded as a desert world, where a visiting astronaut would be surprised to see clouds drifting across the orange sky. But new data and images show that Mars does indeed have clouds, and some are actually thick enough to cast a shadow on the planetís surface. These are [...]

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djellison
2008-Jan-16, 03:44 PM
"where a visiting astronaut would be surprised to see clouds drifting across the orange sky"
:O


Err - we've seen clouds from the surface with Pathfinder, and Opportunity. Infact, just this week I've been looking at dirty Navcam frames with clouds in them. No real suprise at all and certainly not a new phenomenon. Observing the shadow is quite new, but the clouds themselves are to be expected.

Doug

JonClarke
2008-Jan-16, 08:35 PM
I think that Herschel was the first to see clouds on Mars, in the late 18th century.

Jon