| Z-EKCY I |  Oceanic | 1 | 3,270 km | 81°C | 0.17g | 0.766 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| Z-EKCY I - Moon 1 | 390 km | -160°C | 0.01g | 2.6 × 10²⁰ kg | 133,696 km |
|
| Z-EKCY II |  Barren | 1 | 5,350 km | 21°C | 0.92g | 1.509 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| Z-EKCY II - Moon 1 | 130 km | -193°C | 0g | 5.0 × 10¹⁸ kg | 571,541 km |
|
| Z-EKCY III | Oceanic | 0 | 3,840 km | 73°C | 0.49g | 2.388 AU |
| Z-EKCY IV |  Temperate | 1 | 8,420 km | 31°C | 0.84g | 3.56 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| Z-EKCY IV - Moon 1 | 630 km | -221°C | 0.01g | 8.5 × 10²⁰ kg | 497,837 km |
|
| Z-EKCY V | Temperate | 1 | 5,660 km | 24°C | 0.71g | 5.195 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| Z-EKCY V - Moon 1 | 370 km | -230°C | 0.01g | 1.2 × 10²⁰ kg | 1,162,430 km |
|
| Z-EKCY VI | Temperate | 2 | 10,550 km | 4°C | 1.08g | 8.534 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| Z-EKCY VI - Moon 1 | 420 km | -239°C | 0.01g | 1.7 × 10²⁰ kg | 380,342 km | | Z-EKCY VI - Moon 2 | 1,320 km | -239°C | 0.03g | 8.1 × 10²¹ kg | 2,047,420 km |
|