| Size in mil km2 (compared to Pluto) | Empire |
| 33.7 - (17.1 spare) | |
| 24.0 - (7.4 spare) | |
| 23.7 - (7.1 spare) | |
| 20.0 - (3.4 spare) | |
| 14.7 - (1.9 smaller than Pluto) | |
| 14.0 - (2.6 smaller than Pluto) | |
| 13.3 - (3.3 smaller than Pluto) | |
| 13.0 - (3.6 smaller than Pluto) | |
| 11.1 - (5.5 smaller than Pluto) | |
| 11.0 - (5.6 smaller than Pluto) | |
| 10.4 - (6.2 smaller than Pluto) | |
| 08.5 - (8.1 smaller than Pluto) | |
| 08.0 - (>2x smaller than Pluto) | |
| 07.5 - (>2x smaller than Pluto) | |
| 07.4 - (>2x smaller than Pluto) | |
| 06.5 - (>2x smaller than Pluto) | |
| 06.4 - (>2x smaller than Pluto) | |
| 05.2 - (>3x smaller than Pluto) | |
| 05.2 - (>3x smaller than Pluto) | |
| 04.9 - (>3x smaller than Pluto) | |
| 04.0 - (>4x smaller than Pluto) | |
| 03.8 - (>4x smaller than Pluto | |
| 03.7 - (>4x smaller than Pluto) | |
| 03.5 - (>4x smaller than Pluto) | |
| 01.0 - (>16x smaller than Pluto) | |