| U6K-RG I |  Barren | 0 | 1,910 km | -72°C | 0.18g | 0.335 AU |
| U6K-RG II | Barren | 2 | 3,490 km | -121°C | 0.3g | 0.581 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG II - Moon 1 | 140 km | -121°C | 0g | 9.0 × 10¹⁸ kg | 62,400 km | | U6K-RG II - Moon 2 | 360 km | -121°C | 0.01g | 2.4 × 10²⁰ kg | 170,176 km |
|
| U6K-RG III | Barren | 1 | 5,410 km | 29°C | 0.5g | 1.121 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG III - Moon 1 | 750 km | -163°C | 0.03g | 2.4 × 10²¹ kg | 327,517 km |
|
| U6K-RG IV |  Storm | 2 | 9,450 km | 31°C | 0.64g | 2.256 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG IV - Moon 1 | 380 km | -196°C | 0.01g | 1.9 × 10²⁰ kg | 214,494 km | | U6K-RG IV - Moon 2 | 1,120 km | -196°C | 0.04g | 7.6 × 10²¹ kg | 1,035,890 km |
|
| U6K-RG V | Storm | 4 | 14,580 km | -123°C | 0.77g | 4.357 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG V - Moon 1 | 130 km | -217°C | 0g | 4.6 × 10¹⁸ kg | 50,979 km | | U6K-RG V - Moon 2 | 320 km | -217°C | 0.01g | 8.8 × 10¹⁹ kg | 107,730 km | | U6K-RG V - Moon 3 | 1,700 km | -217°C | 0.06g | 2.6 × 10²² kg | 931,014 km | | U6K-RG V - Moon 4 | 820 km | -217°C | 0.02g | 2.2 × 10²¹ kg | 2,460,770 km |
|
| U6K-RG VI |  Gas | 2 | 13,320 km | -227°C | 0.68g | 6.446 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG VI - Moon 1 | 1,390 km | -227°C | 0.04g | 1.2 × 10²² kg | 1,139,580 km | | U6K-RG VI - Moon 2 | 1,380 km | -227°C | 0.04g | 1.1 × 10²² kg | 3,302,910 km |
|
| U6K-RG VII |  Lava | 0 | 3,080 km | 775°C | 0.38g | 11.618 AU |
| U6K-RG VIII | Gas | 2 | 12,070 km | -245°C | 0.72g | 16.893 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| U6K-RG VIII - Moon 1 | 410 km | -245°C | 0.01g | 1.4 × 10²⁰ kg | 497,978 km | | U6K-RG VIII - Moon 2 | 1,410 km | -245°C | 0.03g | 9.2 × 10²¹ kg | 2,372,060 km |
|