Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
natural analogs  | |
|---|---|
| UF | analogs, natural |
| analogues, natural | |
| RT | models |
| modern analogs | |
| homology | |
| interplanetary comparison | |
| terrestrial comparison | |
| systems analogs | |
| SN | Also search natural reactors if applicable. See comparison. Added to Thesaurus in 1995. |