| areo.info / MER / Opportunity / | Sol 4322 Sol 4321 Sol 4320 |
| Sol 4321 local noon on Opportunity landing site was 2016-03-20 22:55 UTC on Earth. | last modified: 2016-03-27 13:36 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |