| JU-UYK I |  Barren | 0 | 3,450 km | -129°C | 0.28g | 0.722 AU |
| JU-UYK II |  Storm | 0 | 3,840 km | -167°C | 0.58g | 1.344 AU |
| JU-UYK III | Barren | 1 | 4,720 km | 29°C | 0.84g | 2.243 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| JU-UYK III - Moon 1 | 150 km | -191°C | 0g | 7.8 × 10¹⁸ kg | 444,567 km |
|
| JU-UYK IV |  Gas | 3 | 13,770 km | -221°C | 0.49g | 5.513 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| JU-UYK IV - Moon 1 | 320 km | -221°C | 0.01g | 8.9 × 10¹⁹ kg | 165,362 km | | JU-UYK IV - Moon 2 | 500 km | -221°C | 0.01g | 3.8 × 10²⁰ kg | 630,926 km | | JU-UYK IV - Moon 3 | 1,350 km | -221°C | 0.04g | 1.1 × 10²² kg | 1,556,470 km |
|
| JU-UYK V | Barren | 2 | 7,360 km | 38°C | 0.93g | 11.345 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| JU-UYK V - Moon 1 | 240 km | -237°C | 0g | 2.8 × 10¹⁹ kg | 181,984 km | | JU-UYK V - Moon 2 | 690 km | -237°C | 0.01g | 9.5 × 10²⁰ kg | 969,824 km |
|