| FC-3YI I |  Barren | 1 | 4,760 km | 35°C | 0.54g | 0.482 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI I - Moon 1 | 430 km | 149°C | 0.03g | 7.8 × 10²⁰ kg | 160,907 km |
|
| FC-3YI II |  Lava | 1 | 5,020 km | 679°C | 0.74g | 0.965 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI II - Moon 1 | 240 km | 25°C | 0.01g | 8.3 × 10¹⁹ kg | 367,094 km |
|
| FC-3YI III |  Gas | 8 | 19,210 km | -53°C | 0.86g | 1.772 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI III - Moon 1 | 190 km | -53°C | 0.01g | 3.3 × 10¹⁹ kg | 77,122 km | | FC-3YI III - Moon 2 | 230 km | -53°C | 0.01g | 6.0 × 10¹⁹ kg | 111,673 km | | FC-3YI III - Moon 3 | 140 km | -53°C | 0g | 1.3 × 10¹⁹ kg | 137,196 km | | FC-3YI III - Moon 4 | 370 km | -53°C | 0.02g | 3.3 × 10²⁰ kg | 177,052 km | | FC-3YI III - Moon 5 | 730 km | -53°C | 0.04g | 3.1 × 10²¹ kg | 363,440 km | | FC-3YI III - Moon 6 | 770 km | -53°C | 0.04g | 3.8 × 10²¹ kg | 624,332 km | | FC-3YI III - Moon 7 | 1,250 km | -53°C | 0.09g | 2.0 × 10²² kg | 944,676 km | | FC-3YI III - Moon 8 | 130 km | -53°C | 0g | 9.5 × 10¹⁸ kg | 1,662,890 km |
|
| FC-3YI IV | Gas | 13 | 45,400 km | -140°C | 1.17g | 4.857 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI IV - Moon 1 | 190 km | -140°C | 0g | 2.4 × 10¹⁹ kg | 120,850 km | | FC-3YI IV - Moon 2 | 270 km | -140°C | 0.01g | 7.9 × 10¹⁹ kg | 173,989 km | | FC-3YI IV - Moon 3 | 110 km | -140°C | 0g | 4.6 × 10¹⁸ kg | 198,317 km | | FC-3YI IV - Moon 4 | 370 km | -140°C | 0.01g | 2.4 × 10²⁰ kg | 256,951 km | | FC-3YI IV - Moon 5 | 460 km | -140°C | 0.02g | 4.9 × 10²⁰ kg | 344,207 km | | FC-3YI IV - Moon 6 | 740 km | -140°C | 0.03g | 2.5 × 10²¹ kg | 624,239 km | | FC-3YI IV - Moon 7 | 1,200 km | -140°C | 0.06g | 1.3 × 10²² kg | 947,008 km | | FC-3YI IV - Moon 8 | 1,090 km | -140°C | 0.05g | 9.5 × 10²¹ kg | 1,411,290 km | | FC-3YI IV - Moon 9 | 1,650 km | -140°C | 0.09g | 3.8 × 10²² kg | 1,938,450 km | | FC-3YI IV - Moon 10 | 1,530 km | -140°C | 0.09g | 3.0 × 10²² kg | 2,652,260 km | | FC-3YI IV - Moon 11 | 1,290 km | -140°C | 0.07g | 1.6 × 10²² kg | 3,467,600 km | | FC-3YI IV - Moon 12 | 1,790 km | -140°C | 0.11g | 5.1 × 10²² kg | 4,205,400 km | | FC-3YI IV - Moon 13 | 760 km | -140°C | 0.03g | 2.7 × 10²¹ kg | 5,444,410 km |
|
| FC-3YI V | Gas | 5 | 13,930 km | -174°C | 0.71g | 8.732 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI V - Moon 1 | 280 km | -174°C | 0.01g | 8.0 × 10¹⁹ kg | 159,237 km | | FC-3YI V - Moon 2 | 500 km | -174°C | 0.01g | 5.6 × 10²⁰ kg | 390,650 km | | FC-3YI V - Moon 3 | 780 km | -174°C | 0.03g | 2.5 × 10²¹ kg | 1,148,070 km | | FC-3YI V - Moon 4 | 1,700 km | -174°C | 0.08g | 3.6 × 10²² kg | 2,171,010 km | | FC-3YI V - Moon 5 | 280 km | -174°C | 0.01g | 8.2 × 10¹⁹ kg | 6,496,110 km |
|
| FC-3YI VI | Gas | 21 | 40,530 km | -197°C | 1.23g | 14.636 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI VI - Moon 1 | 150 km | -197°C | 0g | 7.6 × 10¹⁸ kg | 92,627 km | | FC-3YI VI - Moon 2 | 140 km | -197°C | 0g | 7.3 × 10¹⁸ kg | 132,657 km | | FC-3YI VI - Moon 3 | 160 km | -197°C | 0g | 1.1 × 10¹⁹ kg | 174,039 km | | FC-3YI VI - Moon 4 | 310 km | -197°C | 0.01g | 9.0 × 10¹⁹ kg | 237,674 km | | FC-3YI VI - Moon 5 | 290 km | -197°C | 0.01g | 8.0 × 10¹⁹ kg | 322,530 km | | FC-3YI VI - Moon 6 | 330 km | -197°C | 0.01g | 1.2 × 10²⁰ kg | 401,971 km | | FC-3YI VI - Moon 7 | 400 km | -197°C | 0.01g | 2.2 × 10²⁰ kg | 446,591 km | | FC-3YI VI - Moon 8 | 140 km | -197°C | 0g | 6.1 × 10¹⁸ kg | 477,958 km | | FC-3YI VI - Moon 9 | 270 km | -197°C | 0.01g | 5.7 × 10¹⁹ kg | 509,613 km | | FC-3YI VI - Moon 10 | 390 km | -197°C | 0.01g | 2.1 × 10²⁰ kg | 677,596 km | | FC-3YI VI - Moon 11 | 880 km | -197°C | 0.03g | 3.2 × 10²¹ kg | 925,918 km | | FC-3YI VI - Moon 12 | 900 km | -197°C | 0.03g | 3.6 × 10²¹ kg | 1,299,210 km | | FC-3YI VI - Moon 13 | 1,230 km | -197°C | 0.05g | 1.0 × 10²² kg | 1,700,200 km | | FC-3YI VI - Moon 14 | 1,010 km | -197°C | 0.03g | 5.2 × 10²¹ kg | 2,013,660 km | | FC-3YI VI - Moon 15 | 1,340 km | -197°C | 0.05g | 1.4 × 10²² kg | 2,625,560 km | | FC-3YI VI - Moon 16 | 2,670 km | -197°C | 0.14g | 1.5 × 10²³ kg | 4,183,260 km | | FC-3YI VI - Moon 17 | 2,910 km | -197°C | 0.16g | 2.0 × 10²³ kg | 6,619,170 km | | FC-3YI VI - Moon 18 | 2,780 km | -197°C | 0.15g | 1.7 × 10²³ kg | 11,072,700 km | | FC-3YI VI - Moon 19 | 1,390 km | -197°C | 0.05g | 1.5 × 10²² kg | 14,321,601 km | | FC-3YI VI - Moon 20 | 250 km | -197°C | 0g | 4.4 × 10¹⁹ kg | 18,386,801 km | | FC-3YI VI - Moon 21 | 720 km | -197°C | 0.02g | 1.7 × 10²¹ kg | 21,634,300 km |
|
| FC-3YI VII |  Storm | 3 | 12,400 km | -89°C | 0.37g | 28.6 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| FC-3YI VII - Moon 1 | 410 km | -218°C | 0.01g | 1.9 × 10²⁰ kg | 506,253 km | | FC-3YI VII - Moon 2 | 1,330 km | -218°C | 0.04g | 1.1 × 10²² kg | 2,538,030 km | | FC-3YI VII - Moon 3 | 2,100 km | -218°C | 0.08g | 5.3 × 10²² kg | 11,252,900 km |
|