| J151518 I |  Barren | 0 | 2,700 km | 136°C | 0.34g | 0.298 AU |
| J151518 II |  Lava | 0 | 4,790 km | 1392°C | 0.65g | 0.688 AU |
| J151518 III |  Storm | 1 | 7,250 km | -87°C | 0.95g | 1.44 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 III - Moon 1 | 900 km | -87°C | 0.05g | 5.9 × 10²¹ kg | 215,368,401 km |
|
| J151518 IV |  Plasma | 2 | 8,000 km | -133°C | 0.93g | 2.54 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 IV - Moon 1 | 170 km | -133°C | 0g | 1.9 × 10¹⁹ kg | 380,026,290 km | | J151518 IV - Moon 2 | 730 km | -133°C | 0.03g | 2.5 × 10²¹ kg | 380,026,290 km |
|
| J151518 V |  Gas | 4 | 15,050 km | -154°C | 0.86g | 3.54 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 V - Moon 1 | 270 km | -154°C | 0.01g | 7.5 × 10¹⁹ kg | 529,632,723 km | | J151518 V - Moon 2 | 440 km | -154°C | 0.01g | 3.9 × 10²⁰ kg | 529,632,723 km | | J151518 V - Moon 3 | 900 km | -154°C | 0.04g | 4.6 × 10²¹ kg | 529,632,723 km | | J151518 V - Moon 4 | 240 km | -154°C | 0.01g | 5.3 × 10¹⁹ kg | 529,632,723 km |
|
| J151518 VI | Gas | 5 | 17,570 km | -180°C | 1.15g | 5.784 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 VI - Moon 1 | 390 km | -180°C | 0.01g | 2.3 × 10²⁰ kg | 865,267,155 km | | J151518 VI - Moon 2 | 470 km | -180°C | 0.01g | 4.5 × 10²⁰ kg | 865,267,155 km | | J151518 VI - Moon 3 | 1,690 km | -180°C | 0.08g | 3.4 × 10²² kg | 865,267,155 km | | J151518 VI - Moon 4 | 1,300 km | -180°C | 0.05g | 1.4 × 10²² kg | 865,267,155 km | | J151518 VI - Moon 5 | 1,950 km | -180°C | 0.1g | 5.5 × 10²² kg | 865,267,155 km |
|
| J151518 VII | Storm | 6 | 16,610 km | -2°C | 1.06g | 8.839 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 VII - Moon 1 | 270 km | -198°C | 0.01g | 5.9 × 10¹⁹ kg | 1,322,232,054 km | | J151518 VII - Moon 2 | 390 km | -198°C | 0.01g | 2.1 × 10²⁰ kg | 1,322,232,054 km | | J151518 VII - Moon 3 | 820 km | -198°C | 0.03g | 2.6 × 10²¹ kg | 1,322,232,054 km | | J151518 VII - Moon 4 | 1,760 km | -198°C | 0.07g | 3.4 × 10²² kg | 1,322,232,054 km | | J151518 VII - Moon 5 | 2,120 km | -198°C | 0.1g | 6.6 × 10²² kg | 1,322,232,054 km | | J151518 VII - Moon 6 | 1,510 km | -198°C | 0.06g | 2.1 × 10²² kg | 1,322,232,054 km |
|
| J151518 VIII | Gas | 7 | 19,360 km | -225°C | 0.65g | 21.191 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151518 VIII - Moon 1 | 140 km | -225°C | 0g | 5.0 × 10¹⁸ kg | 3,170,119,713 km | | J151518 VIII - Moon 2 | 280 km | -225°C | 0g | 5.3 × 10¹⁹ kg | 3,170,119,713 km | | J151518 VIII - Moon 3 | 720 km | -225°C | 0.02g | 1.3 × 10²¹ kg | 3,170,119,713 km | | J151518 VIII - Moon 4 | 830 km | -225°C | 0.02g | 2.0 × 10²¹ kg | 3,170,119,713 km | | J151518 VIII - Moon 5 | 300 km | -225°C | 0g | 6.7 × 10¹⁹ kg | 3,170,119,713 km | | J151518 VIII - Moon 6 | 2,600 km | -225°C | 0.1g | 1.0 × 10²³ kg | 3,170,119,713 km | | J151518 VIII - Moon 7 | 1,350 km | -225°C | 0.04g | 1.1 × 10²² kg | 3,170,119,713 km |
|