| areo.info / MER / Spirit / | Sol 638 Sol 637 Sol 636 |
| Sol 637 local noon on Spirit landing site was 2005-10-18 14:44 UTC on Earth. | last modified: 2016-01-31 21:33 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |