| areo.info / MER / Spirit / | Sol 1992 Sol 1991 Sol 1990 |
| Sol 1991 local noon on Spirit landing site was 2009-08-09 20:05 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. | |