| J102257 I |  Lava | 0 | 1,850 km | 887°C | 0.15g | 0.238 AU |
| J102257 II |  Temperate | 1 | 4,730 km | 11°C | 0.4g | 0.719 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 II - Moon 1 | 160 km | -140°C | 0g | 1.3 × 10¹⁹ kg | 107,511,095 km |
|
| J102257 III |  Gas | 2 | 14,480 km | -187°C | 0.53g | 1.72 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 III - Moon 1 | 190 km | -187°C | 0g | 2.0 × 10¹⁹ kg | 257,301,266 km | | J102257 III - Moon 2 | 910 km | -187°C | 0.03g | 4.0 × 10²¹ kg | 257,301,266 km |
|
| J102257 IV | Gas | 4 | 14,120 km | -214°C | 1.09g | 3.658 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 IV - Moon 1 | 220 km | -214°C | 0g | 2.7 × 10¹⁹ kg | 547,215,016 km | | J102257 IV - Moon 2 | 430 km | -214°C | 0.01g | 2.5 × 10²⁰ kg | 547,215,016 km | | J102257 IV - Moon 3 | 1,630 km | -214°C | 0.06g | 2.3 × 10²² kg | 547,215,016 km | | J102257 IV - Moon 4 | 480 km | -214°C | 0.01g | 3.7 × 10²⁰ kg | 547,215,016 km |
|
| J102257 V | Temperate | 2 | 11,780 km | 33°C | 0.91g | 6.083 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 V - Moon 1 | 330 km | -227°C | 0.01g | 8.6 × 10¹⁹ kg | 910,035,845 km | | J102257 V - Moon 2 | 660 km | -227°C | 0.01g | 9.0 × 10²⁰ kg | 910,035,845 km |
|
| J102257 VI | Gas | 8 | 18,750 km | -237°C | 1.52g | 9.556 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 VI - Moon 1 | 170 km | -237°C | 0g | 8.0 × 10¹⁸ kg | 1,429,573,206 km | | J102257 VI - Moon 2 | 190 km | -237°C | 0g | 1.3 × 10¹⁹ kg | 1,429,573,206 km | | J102257 VI - Moon 3 | 310 km | -237°C | 0g | 6.0 × 10¹⁹ kg | 1,429,573,206 km | | J102257 VI - Moon 4 | 740 km | -237°C | 0.01g | 1.2 × 10²¹ kg | 1,429,573,206 km | | J102257 VI - Moon 5 | 1,650 km | -237°C | 0.05g | 1.8 × 10²² kg | 1,429,573,206 km | | J102257 VI - Moon 6 | 2,270 km | -237°C | 0.07g | 5.4 × 10²² kg | 1,429,573,206 km | | J102257 VI - Moon 7 | 2,060 km | -237°C | 0.06g | 3.9 × 10²² kg | 1,429,573,206 km | | J102257 VI - Moon 8 | 320 km | -237°C | 0g | 7.0 × 10¹⁹ kg | 1,429,573,206 km |
|
| J102257 VII | Temperate | 3 | 9,240 km | 12°C | 1.16g | 18.705 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J102257 VII - Moon 1 | 170 km | -247°C | 0g | 7.1 × 10¹⁸ kg | 2,798,239,875 km | | J102257 VII - Moon 2 | 780 km | -247°C | 0.01g | 1.2 × 10²¹ kg | 2,798,239,875 km | | J102257 VII - Moon 3 | 2,300 km | -247°C | 0.06g | 4.7 × 10²² kg | 2,798,239,875 km |
|