| 74-YTJ I |  Barren | 1 | 2,040 km | -144°C | 0.36g | 0.58 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 74-YTJ I - Moon 1 | 190 km | -144°C | 0g | 2.6 × 10¹⁹ kg | 85,577 km |
|
| 74-YTJ II | Barren | 0 | 3,190 km | 243°C | 0.28g | 1.025 AU |
| 74-YTJ III |  Oceanic | 0 | 2,070 km | 81°C | 0.1g | 1.532 AU |
| 74-YTJ IV |  Plasma | 0 | 3,980 km | -201°C | 1.05g | 1.856 AU |
| 74-YTJ V | Barren | 1 | 4,780 km | 40°C | 0.7g | 2.908 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 74-YTJ V - Moon 1 | 660 km | -215°C | 0.02g | 1.1 × 10²¹ kg | 337,947 km |
|
| 74-YTJ VI | Barren | 2 | 4,630 km | 5°C | 0.43g | 4.451 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 74-YTJ VI - Moon 1 | 220 km | -226°C | 0g | 2.3 × 10¹⁹ kg | 330,676 km | | 74-YTJ VI - Moon 2 | 340 km | -226°C | 0.01g | 9.6 × 10¹⁹ kg | 1,380,260 km |
|
| 74-YTJ VII |  Temperate | 2 | 4,410 km | 33°C | 0.19g | 6.208 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 74-YTJ VII - Moon 1 | 190 km | -234°C | 0g | 1.2 × 10¹⁹ kg | 93,455 km | | 74-YTJ VII - Moon 2 | 840 km | -234°C | 0.02g | 1.9 × 10²¹ kg | 573,352 km |
|
| 74-YTJ VIII | Barren | 0 | 2,390 km | 284°C | 0.32g | 6.994 AU |