| J151303 I |  Barren | 0 | 2,590 km | -130°C | 0.19g | 0.66 AU |
| J151303 II | Barren | 2 | 3,240 km | -156°C | 0.22g | 0.982 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151303 II - Moon 1 | 140 km | -156°C | 0g | 9.1 × 10¹⁸ kg | 146,914,312 km | | J151303 II - Moon 2 | 500 km | -156°C | 0.02g | 6.0 × 10²⁰ kg | 146,914,312 km |
|
| J151303 III | Barren | 1 | 4,980 km | 21°C | 0.58g | 1.645 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151303 III - Moon 1 | 470 km | -183°C | 0.01g | 4.4 × 10²⁰ kg | 246,089,023 km |
|
| J151303 IV |  Temperate | 1 | 6,220 km | 30°C | 0.56g | 2.869 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151303 IV - Moon 1 | 590 km | -205°C | 0.02g | 7.9 × 10²⁰ kg | 429,219,054 km |
|
| J151303 V |  Storm | 2 | 6,000 km | -162°C | 0.36g | 4.502 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151303 V - Moon 1 | 300 km | -218°C | 0.01g | 7.1 × 10¹⁹ kg | 673,522,713 km | | J151303 V - Moon 2 | 530 km | -218°C | 0.01g | 4.7 × 10²⁰ kg | 673,522,713 km |
|
| J151303 VI | Storm | 3 | 11,490 km | -133°C | 0.74g | 8.708 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J151303 VI - Moon 1 | 230 km | -234°C | 0g | 2.5 × 10¹⁹ kg | 1,302,690,005 km | | J151303 VI - Moon 2 | 1,340 km | -234°C | 0.04g | 9.3 × 10²¹ kg | 1,302,690,005 km | | J151303 VI - Moon 3 | 1,660 km | -234°C | 0.05g | 2.0 × 10²² kg | 1,302,690,005 km |
|