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Mariner Mars 1971 ( First orbiter Mariner 9 )
Guest_PhilCo126_*
post Apr 27 2008, 03:32 PM
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The 998 kg Mariner 9 was launched on 30th May 1971 and arrived at the red planet on 14th November 1971 to become the first planetary orbiter:

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Guest_PhilCo126_*
post Apr 28 2008, 06:53 PM
Post #2





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That's correct, Mars was the first "other world" - other than the Moon, mapped by a spacecraft !
Moreover during Mariner IX, NASA learned important lessons about the use of the Deep Space Network concerning tracking, telemetry and data processing. In those days, JPL set up a new structure for the Space Flight Operations Facility with new computers!
I'm keeping a few more photos for the UMSF space history photo of the month topic cool.gif
But do note the late Dr Carl Sagan on the right side of the 2nd photo (appreciate other IDs!):
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