| areo.info / MER / Spirit / | Sol 1665 Sol 1664 Sol 1663 |
| Sol 1664 local noon on Spirit landing site was 2008-09-07 20:20 UTC on Earth. | last modified: 2016-01-31 21:35 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |