| J131240 I |  Plasma | 0 | 3,380 km | -34°C | 0.47g | 0.561 AU |
| J131240 II |  Lava | 1 | 4,120 km | 569°C | 0.41g | 1.036 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J131240 II - Moon 1 | 160 km | -97°C | 0g | 1.5 × 10¹⁹ kg | 154,961,592 km |
|
| J131240 III |  Storm | 1 | 4,970 km | -122°C | 0.49g | 1.416 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J131240 III - Moon 1 | 490 km | -122°C | 0.02g | 6.5 × 10²⁰ kg | 211,897,811 km |
|
| J131240 IV |  Barren | 0 | 2,180 km | -170°C | 0.12g | 3.004 AU |
| J131240 V |  Gas | 4 | 18,440 km | -199°C | 1.01g | 5.914 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J131240 V - Moon 1 | 190 km | -199°C | 0g | 1.6 × 10¹⁹ kg | 884,678,132 km | | J131240 V - Moon 2 | 580 km | -199°C | 0.02g | 7.5 × 10²⁰ kg | 884,678,132 km | | J131240 V - Moon 3 | 760 km | -199°C | 0.02g | 1.9 × 10²¹ kg | 884,678,132 km | | J131240 V - Moon 4 | 1,950 km | -199°C | 0.09g | 4.9 × 10²² kg | 884,678,132 km |
|
| J131240 VI | Gas | 3 | 12,880 km | -223°C | 0.97g | 12.526 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J131240 VI - Moon 1 | 140 km | -223°C | 0g | 4.8 × 10¹⁸ kg | 1,873,849,221 km | | J131240 VI - Moon 2 | 420 km | -223°C | 0.01g | 2.2 × 10²⁰ kg | 1,873,849,221 km | | J131240 VI - Moon 3 | 1,740 km | -223°C | 0.06g | 2.7 × 10²² kg | 1,873,849,221 km |
|