| UL-4ZW I |  Barren | 0 | 3,020 km | -85°C | 0.26g | 0.462 AU |
| UL-4ZW II | Barren | 1 | 4,280 km | -131°C | 0.38g | 0.809 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW II - Moon 1 | 560 km | -131°C | 0.02g | 1.0 × 10²¹ kg | 287,857 km |
|
| UL-4ZW III | Barren | 1 | 5,090 km | 18°C | 0.48g | 1.337 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW III - Moon 1 | 700 km | -163°C | 0.03g | 1.9 × 10²¹ kg | 437,298 km |
|
| UL-4ZW IV | Barren | 0 | 2,640 km | 264°C | 0.23g | 1.987 AU |
| UL-4ZW V |  Storm | 3 | 11,220 km | -107°C | 0.74g | 2.753 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW V - Moon 1 | 280 km | -196°C | 0.01g | 6.5 × 10¹⁹ kg | 112,612 km | | UL-4ZW V - Moon 2 | 680 km | -196°C | 0.02g | 1.3 × 10²¹ kg | 267,923 km | | UL-4ZW V - Moon 3 | 1,570 km | -196°C | 0.06g | 2.4 × 10²² kg | 1,373,420 km |
|
| UL-4ZW VI |  Gas | 5 | 15,900 km | -217°C | 0.67g | 5.188 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW VI - Moon 1 | 150 km | -217°C | 0g | 6.5 × 10¹⁸ kg | 60,714 km | | UL-4ZW VI - Moon 2 | 300 km | -217°C | 0.01g | 6.7 × 10¹⁹ kg | 153,641 km | | UL-4ZW VI - Moon 3 | 670 km | -217°C | 0.02g | 1.1 × 10²¹ kg | 533,212 km | | UL-4ZW VI - Moon 4 | 1,710 km | -217°C | 0.06g | 2.6 × 10²² kg | 1,657,980 km | | UL-4ZW VI - Moon 5 | 250 km | -217°C | 0g | 4.0 × 10¹⁹ kg | 4,392,120 km |
|
| UL-4ZW VII | Gas | 4 | 13,180 km | -234°C | 0.8g | 10.618 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW VII - Moon 1 | 140 km | -234°C | 0g | 5.0 × 10¹⁸ kg | 216,175 km | | UL-4ZW VII - Moon 2 | 320 km | -234°C | 0g | 7.2 × 10¹⁹ kg | 364,770 km | | UL-4ZW VII - Moon 3 | 900 km | -234°C | 0.02g | 2.4 × 10²¹ kg | 888,053 km | | UL-4ZW VII - Moon 4 | 1,300 km | -234°C | 0.03g | 8.4 × 10²¹ kg | 4,863,020 km |
|
| UL-4ZW VIII |  Temperate | 2 | 7,850 km | 33°C | 0.95g | 13.848 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UL-4ZW VIII - Moon 1 | 350 km | -239°C | 0g | 9.2 × 10¹⁹ kg | 331,600 km | | UL-4ZW VIII - Moon 2 | 1,010 km | -239°C | 0.02g | 3.3 × 10²¹ kg | 5,407,610 km |
|
| UL-4ZW IX | Barren | 0 | 3,530 km | -5°C | 0.56g | 15.549 AU |