| areo.info / MER / Spirit / | Sol 1957 Sol 1956 Sol 1955 |
| Sol 1956 local noon on Spirit landing site was 2009-07-04 21:00 UTC on Earth. | last modified: 2016-01-31 21:36 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |