| 3ET-G8 I |  Barren | 0 | 2,380 km | -173°C | 0.14g | 0.788 AU |
| 3ET-G8 II | Barren | 0 | 2,550 km | -20°C | 0.43g | 1.19 AU |
| 3ET-G8 III |  Lava | 1 | 3,240 km | 1004°C | 0.41g | 1.627 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 3ET-G8 III - Moon 1 | 170 km | -203°C | 0g | 1.1 × 10¹⁹ kg | 345,940 km |
|
| 3ET-G8 IV |  Oceanic | 1 | 2,280 km | 50°C | 0.32g | 2.639 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 3ET-G8 IV - Moon 1 | 130 km | -218°C | 0g | 4.3 × 10¹⁸ kg | 265,486 km |
|
| 3ET-G8 V |  Temperate | 1 | 7,140 km | 30°C | 0.68g | 4.093 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 3ET-G8 V - Moon 1 | 1,010 km | -229°C | 0.03g | 3.8 × 10²¹ kg | 566,034 km |
|
| 3ET-G8 VI | Lava | 0 | 2,490 km | 559°C | 0.32g | 7.216 AU |