| J120512 I | Lava | 0 | 1,830 km | 1421°C | 0.16g | 0.275 AU |
| J120512 II | Barren | 0 | 1,900 km | -64°C | 0.15g | 0.373 AU |
| J120512 III | Barren | 0 | 3,800 km | -130°C | 0.25g | 0.799 AU |
| J120512 IV | Barren | 1 | 5,720 km | 16°C | 0.66g | 1.335 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J120512 IV - Moon 1 | 190 km | -163°C | 0g | 2.4 × 10¹⁹ kg | 199,700,218 km |
|
| J120512 V | Barren | 1 | 5,360 km | 11°C | 0.51g | 1.814 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J120512 V - Moon 1 | 170 km | -178°C | 0g | 1.5 × 10¹⁹ kg | 271,361,835 km |
|
| J120512 VI | Gas | 9 | 18,630 km | -218°C | 0.75g | 5.367 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J120512 VI - Moon 1 | 200 km | -218°C | 0g | 1.9 × 10¹⁹ kg | 802,873,213 km | | J120512 VI - Moon 2 | 360 km | -218°C | 0.01g | 1.3 × 10²⁰ kg | 802,873,213 km | | J120512 VI - Moon 3 | 520 km | -218°C | 0.01g | 4.6 × 10²⁰ kg | 802,873,213 km | | J120512 VI - Moon 4 | 380 km | -218°C | 0.01g | 1.6 × 10²⁰ kg | 802,873,213 km | | J120512 VI - Moon 5 | 620 km | -218°C | 0.01g | 8.3 × 10²⁰ kg | 802,873,213 km | | J120512 VI - Moon 6 | 1,400 km | -218°C | 0.05g | 1.3 × 10²² kg | 802,873,213 km | | J120512 VI - Moon 7 | 1,680 km | -218°C | 0.06g | 2.5 × 10²² kg | 802,873,213 km | | J120512 VI - Moon 8 | 1,400 km | -218°C | 0.05g | 1.3 × 10²² kg | 802,873,213 km | | J120512 VI - Moon 9 | 520 km | -218°C | 0.01g | 4.5 × 10²⁰ kg | 802,873,213 km |
|
| J120512 VII | Gas | 5 | 13,970 km | -236°C | 0.9g | 11.803 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J120512 VII - Moon 1 | 320 km | -236°C | 0g | 7.0 × 10¹⁹ kg | 1,765,720,457 km | | J120512 VII - Moon 2 | 570 km | -236°C | 0.01g | 4.8 × 10²⁰ kg | 1,765,720,457 km | | J120512 VII - Moon 3 | 860 km | -236°C | 0.02g | 2.0 × 10²¹ kg | 1,765,720,457 km | | J120512 VII - Moon 4 | 660 km | -236°C | 0.01g | 8.0 × 10²⁰ kg | 1,765,720,457 km | | J120512 VII - Moon 5 | 2,580 km | -236°C | 0.09g | 8.5 × 10²² kg | 1,765,720,457 km |
|
| J120512 VIII | Storm | 1 | 4,890 km | 83°C | 0.76g | 16.598 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| J120512 VIII - Moon 1 | 630 km | -242°C | 0.01g | 6.2 × 10²⁰ kg | 2,483,050,250 km |
|