| J121915 I |  Lava | 0 | 1,990 km | 1216°C | 0.2g | 0.262 AU |
| J121915 II |  Barren | 0 | 2,020 km | -11°C | 0.19g | 0.33 AU |
| J121915 III | Barren | 0 | 2,780 km | -36°C | 0.46g | 0.404 AU |
| J121915 IV |  Storm | 1 | 6,010 km | -109°C | 0.68g | 0.837 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 IV - Moon 1 | 680 km | -109°C | 0.03g | 2.2 × 10²¹ kg | 125,180,289 km |
|
| J121915 V | Barren | 0 | 2,050 km | -147°C | 0.12g | 1.432 AU |
| J121915 VI |  Gas | 3 | 15,750 km | -162°C | 0.56g | 1.818 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 VI - Moon 1 | 130 km | -162°C | 0g | 5.7 × 10¹⁸ kg | 271,949,955 km | | J121915 VI - Moon 2 | 880 km | -162°C | 0.03g | 4.0 × 10²¹ kg | 271,949,955 km | | J121915 VI - Moon 3 | 870 km | -162°C | 0.03g | 3.9 × 10²¹ kg | 271,949,955 km |
|
| J121915 VII | Gas | 15 | 32,350 km | -197°C | 1.26g | 3.865 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 VII - Moon 1 | 150 km | -197°C | 0g | 7.5 × 10¹⁸ kg | 578,167,964 km | | J121915 VII - Moon 2 | 280 km | -197°C | 0.01g | 6.6 × 10¹⁹ kg | 578,167,964 km | | J121915 VII - Moon 3 | 330 km | -197°C | 0.01g | 1.2 × 10²⁰ kg | 578,167,964 km | | J121915 VII - Moon 4 | 120 km | -197°C | 0g | 4.3 × 10¹⁸ kg | 578,167,964 km | | J121915 VII - Moon 5 | 560 km | -197°C | 0.01g | 7.0 × 10²⁰ kg | 578,167,964 km | | J121915 VII - Moon 6 | 390 km | -197°C | 0.01g | 2.1 × 10²⁰ kg | 578,167,964 km | | J121915 VII - Moon 7 | 530 km | -197°C | 0.01g | 6.0 × 10²⁰ kg | 578,167,964 km | | J121915 VII - Moon 8 | 330 km | -197°C | 0.01g | 1.1 × 10²⁰ kg | 578,167,964 km | | J121915 VII - Moon 9 | 930 km | -197°C | 0.03g | 3.9 × 10²¹ kg | 578,167,964 km | | J121915 VII - Moon 10 | 1,270 km | -197°C | 0.05g | 1.1 × 10²² kg | 578,167,964 km | | J121915 VII - Moon 11 | 790 km | -197°C | 0.02g | 2.3 × 10²¹ kg | 578,167,964 km | | J121915 VII - Moon 12 | 2,440 km | -197°C | 0.12g | 1.1 × 10²³ kg | 578,167,964 km | | J121915 VII - Moon 13 | 1,550 km | -197°C | 0.06g | 2.3 × 10²² kg | 578,167,964 km | | J121915 VII - Moon 14 | 620 km | -197°C | 0.02g | 1.0 × 10²¹ kg | 578,167,964 km | | J121915 VII - Moon 15 | 960 km | -197°C | 0.03g | 4.4 × 10²¹ kg | 578,167,964 km |
|
| J121915 VIII | Storm | 4 | 17,130 km | -96°C | 0.95g | 7.501 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 VIII - Moon 1 | 290 km | -218°C | 0g | 6.4 × 10¹⁹ kg | 1,122,065,842 km | | J121915 VIII - Moon 2 | 690 km | -218°C | 0.02g | 1.2 × 10²¹ kg | 1,122,065,842 km | | J121915 VIII - Moon 3 | 1,600 km | -218°C | 0.05g | 2.1 × 10²² kg | 1,122,065,842 km | | J121915 VIII - Moon 4 | 1,710 km | -218°C | 0.06g | 2.6 × 10²² kg | 1,122,065,842 km |
|
| J121915 IX | Gas | 23 | 38,420 km | -231°C | 2.12g | 12.699 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 IX - Moon 1 | 140 km | -231°C | 0g | 4.8 × 10¹⁸ kg | 1,899,683,250 km | | J121915 IX - Moon 2 | 180 km | -231°C | 0g | 1.1 × 10¹⁹ kg | 1,899,683,250 km | | J121915 IX - Moon 3 | 220 km | -231°C | 0g | 2.1 × 10¹⁹ kg | 1,899,683,250 km | | J121915 IX - Moon 4 | 310 km | -231°C | 0g | 6.9 × 10¹⁹ kg | 1,899,683,250 km | | J121915 IX - Moon 5 | 320 km | -231°C | 0g | 7.9 × 10¹⁹ kg | 1,899,683,250 km | | J121915 IX - Moon 6 | 480 km | -231°C | 0.01g | 3.0 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 7 | 510 km | -231°C | 0.01g | 3.6 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 8 | 450 km | -231°C | 0.01g | 2.4 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 9 | 470 km | -231°C | 0.01g | 2.7 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 10 | 200 km | -231°C | 0g | 1.6 × 10¹⁹ kg | 1,899,683,250 km | | J121915 IX - Moon 11 | 750 km | -231°C | 0.02g | 1.3 × 10²¹ kg | 1,899,683,250 km | | J121915 IX - Moon 12 | 1,030 km | -231°C | 0.03g | 4.0 × 10²¹ kg | 1,899,683,250 km | | J121915 IX - Moon 13 | 1,130 km | -231°C | 0.03g | 5.5 × 10²¹ kg | 1,899,683,250 km | | J121915 IX - Moon 14 | 640 km | -231°C | 0.01g | 8.0 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 15 | 1,490 km | -231°C | 0.04g | 1.4 × 10²² kg | 1,899,683,250 km | | J121915 IX - Moon 16 | 780 km | -231°C | 0.02g | 1.5 × 10²¹ kg | 1,899,683,250 km | | J121915 IX - Moon 17 | 1,810 km | -231°C | 0.06g | 2.8 × 10²² kg | 1,899,683,250 km | | J121915 IX - Moon 18 | 1,290 km | -231°C | 0.03g | 8.7 × 10²¹ kg | 1,899,683,250 km | | J121915 IX - Moon 19 | 2,360 km | -231°C | 0.08g | 6.8 × 10²² kg | 1,899,683,250 km | | J121915 IX - Moon 20 | 2,830 km | -231°C | 0.11g | 1.3 × 10²³ kg | 1,899,683,250 km | | J121915 IX - Moon 21 | 2,260 km | -231°C | 0.08g | 5.9 × 10²² kg | 1,899,683,250 km | | J121915 IX - Moon 22 | 660 km | -231°C | 0.01g | 8.7 × 10²⁰ kg | 1,899,683,250 km | | J121915 IX - Moon 23 | 270 km | -231°C | 0g | 4.1 × 10¹⁹ kg | 1,899,683,250 km |
|
| J121915 X | Gas | 4 | 15,380 km | -244°C | 0.94g | 26.794 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J121915 X - Moon 1 | 440 km | -244°C | 0.01g | 1.8 × 10²⁰ kg | 4,008,334,328 km | | J121915 X - Moon 2 | 1,370 km | -244°C | 0.03g | 8.5 × 10²¹ kg | 4,008,334,328 km | | J121915 X - Moon 3 | 3,270 km | -244°C | 0.11g | 1.7 × 10²³ kg | 4,008,334,328 km | | J121915 X - Moon 4 | 2,520 km | -244°C | 0.07g | 6.9 × 10²² kg | 4,008,334,328 km |
|