MESSENGER Completes Primary Mission at Mercury, Settles in for Another Year (Released: 2012-03-19)
19 Mar 2012, 15:02 UTC
NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington
On March 17, 2012, MESSENGER successfully wrapped up a year-long campaign to perform the first complete reconnaissance of the geochemistry, geophysics, geologic history, atmosphere, magnetosphere, and plasma environment of the solar system's innermost planet. The following day, March 18, 2012, marked the official start of an extended phase designed to build upon those discoveries.
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