| U6-FCE I |  Barren | 0 | 2,100 km | -56°C | 0.18g | 0.232 AU |
| U6-FCE II |  Lava | 0 | 2,380 km | 1251°C | 0.45g | 0.363 AU |
| U6-FCE III | Barren | 0 | 3,600 km | -132°C | 0.54g | 0.548 AU |
| U6-FCE IV |  Temperate | 0 | 4,030 km | 14°C | 0.72g | 0.794 AU |
| U6-FCE V | Lava | 1 | 9,660 km | 932°C | 1.52g | 1.422 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE V - Moon 1 | 790 km | -186°C | 0.03g | 2.5 × 10²¹ kg | 307,313 km |
|
| U6-FCE VI | Temperate | 3 | 11,970 km | 31°C | 1.08g | 2.885 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE VI - Moon 1 | 150 km | -212°C | 0g | 7.2 × 10¹⁸ kg | 48,501 km | | U6-FCE VI - Moon 2 | 750 km | -212°C | 0.02g | 1.7 × 10²¹ kg | 270,321 km | | U6-FCE VI - Moon 3 | 1,480 km | -212°C | 0.05g | 1.7 × 10²² kg | 987,015 km |
|
| U6-FCE VII | Temperate | 2 | 11,810 km | 11°C | 1.2g | 4.015 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE VII - Moon 1 | 310 km | -221°C | 0.01g | 7.5 × 10¹⁹ kg | 145,843 km | | U6-FCE VII - Moon 2 | 1,560 km | -221°C | 0.05g | 1.8 × 10²² kg | 1,010,450 km |
|
| U6-FCE VIII | Barren | 4 | 12,120 km | 17°C | 1.14g | 5.257 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE VIII - Moon 1 | 210 km | -228°C | 0g | 1.8 × 10¹⁹ kg | 84,560 km | | U6-FCE VIII - Moon 2 | 540 km | -228°C | 0.01g | 4.6 × 10²⁰ kg | 439,519 km | | U6-FCE VIII - Moon 3 | 1,450 km | -228°C | 0.04g | 1.3 × 10²² kg | 1,387,440 km | | U6-FCE VIII - Moon 4 | 390 km | -228°C | 0.01g | 1.6 × 10²⁰ kg | 4,187,680 km |
|
| U6-FCE IX |  Gas | 8 | 17,550 km | -235°C | 0.79g | 7.612 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE IX - Moon 1 | 200 km | -235°C | 0g | 1.5 × 10¹⁹ kg | 135,801 km | | U6-FCE IX - Moon 2 | 140 km | -235°C | 0g | 4.2 × 10¹⁸ kg | 167,266 km | | U6-FCE IX - Moon 3 | 250 km | -235°C | 0g | 2.9 × 10¹⁹ kg | 312,218 km | | U6-FCE IX - Moon 4 | 550 km | -235°C | 0.01g | 4.4 × 10²⁰ kg | 511,070 km | | U6-FCE IX - Moon 5 | 750 km | -235°C | 0.01g | 1.2 × 10²¹ kg | 891,439 km | | U6-FCE IX - Moon 6 | 990 km | -235°C | 0.02g | 3.3 × 10²¹ kg | 1,645,750 km | | U6-FCE IX - Moon 7 | 1,570 km | -235°C | 0.04g | 1.6 × 10²² kg | 2,942,570 km | | U6-FCE IX - Moon 8 | 440 km | -235°C | 0.01g | 2.1 × 10²⁰ kg | 5,845,500 km |
|
| U6-FCE X | Gas | 6 | 17,280 km | -248°C | 0.78g | 16.957 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6-FCE X - Moon 1 | 170 km | -248°C | 0g | 7.2 × 10¹⁸ kg | 79,577 km | | U6-FCE X - Moon 2 | 630 km | -248°C | 0.01g | 5.7 × 10²⁰ kg | 360,971 km | | U6-FCE X - Moon 3 | 960 km | -248°C | 0.02g | 2.4 × 10²¹ kg | 1,007,690 km | | U6-FCE X - Moon 4 | 2,730 km | -248°C | 0.08g | 8.3 × 10²² kg | 3,018,420 km | | U6-FCE X - Moon 5 | 2,700 km | -248°C | 0.07g | 8.0 × 10²² kg | 6,681,570 km | | U6-FCE X - Moon 6 | 980 km | -248°C | 0.02g | 2.5 × 10²¹ kg | 11,278,000 km |
|