Planetary slots, with 1 defined as optimum Earth distance for that star system.
| Distance | Type | Example |
|---|---|---|
| 0.4 | Very hot | Mercury |
| 0.7 | Hot | Venus |
| 1.0 | Warm | Earth |
| 1.5 | Cool | Mars |
| 2.0 | Cool | Asteroids |
| 5.0 | Cold | Jupiter |
| 10.0 | Cold | Saturn |
| 20.0 | Very cold | Uranus |
| 30.0 | Very cold | Neptune |
| 40.0 | Frozen | Pluto |