| areo.info / MER / Spirit / | Sol 1975 Sol 1974 Sol 1973 |
| Sol 1974 local noon on Spirit landing site was 2009-07-23 08:52 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. | |