| UEXO-Z I |  Barren | 1 | 3,400 km | -138°C | 0.6g | 0.656 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UEXO-Z I - Moon 1 | 260 km | -138°C | 0.01g | 7.1 × 10¹⁹ kg | 159,729 km |
|
| UEXO-Z II |  Oceanic | 0 | 2,380 km | 81°C | 0.14g | 0.997 AU |
| UEXO-Z III | Barren | 0 | 3,870 km | 111°C | 0.26g | 1.37 AU |
| UEXO-Z IV | Barren | 1 | 5,900 km | 27°C | 0.9g | 2.349 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UEXO-Z IV - Moon 1 | 360 km | -202°C | 0.01g | 1.6 × 10²⁰ kg | 904,122 km |
|
| UEXO-Z V |  Temperate | 2 | 9,330 km | 12°C | 1.01g | 4.832 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UEXO-Z V - Moon 1 | 210 km | -223°C | 0g | 1.9 × 10¹⁹ kg | 112,172 km | | UEXO-Z V - Moon 2 | 1,070 km | -223°C | 0.03g | 4.9 × 10²¹ kg | 1,401,170 km |
|
| UEXO-Z VI | Temperate | 2 | 10,020 km | 41°C | 1.54g | 9.894 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| UEXO-Z VI - Moon 1 | 320 km | -238°C | 0g | 7.0 × 10¹⁹ kg | 281,344 km | | UEXO-Z VI - Moon 2 | 1,140 km | -238°C | 0.03g | 5.1 × 10²¹ kg | 2,160,230 km |
|