| 57-YRU I |  Barren | 0 | 2,430 km | 96°C | 0.3g | 0.329 AU |
| 57-YRU II |  Lava | 1 | 5,070 km | 926°C | 0.68g | 0.685 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU II - Moon 1 | 430 km | -17°C | 0.02g | 5.6 × 10²⁰ kg | 169,765 km |
|
| 57-YRU III |  Temperate | 1 | 5,720 km | 43°C | 0.68g | 1.309 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU III - Moon 1 | 330 km | -88°C | 0.01g | 1.9 × 10²⁰ kg | 567,464 km |
|
| 57-YRU IV |  Gas | 16 | 27,720 km | -151°C | 1.02g | 2.994 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU IV - Moon 1 | 130 km | -151°C | 0g | 6.4 × 10¹⁸ kg | 84,919 km | | 57-YRU IV - Moon 2 | 170 km | -151°C | 0g | 1.7 × 10¹⁹ kg | 93,155 km | | 57-YRU IV - Moon 3 | 220 km | -151°C | 0.01g | 4.1 × 10¹⁹ kg | 117,034 km | | 57-YRU IV - Moon 4 | 110 km | -151°C | 0g | 4.5 × 10¹⁸ kg | 148,124 km | | 57-YRU IV - Moon 5 | 280 km | -151°C | 0.01g | 8.7 × 10¹⁹ kg | 162,533 km | | 57-YRU IV - Moon 6 | 150 km | -151°C | 0g | 1.1 × 10¹⁹ kg | 228,602 km | | 57-YRU IV - Moon 7 | 550 km | -151°C | 0.02g | 8.4 × 10²⁰ kg | 306,988 km | | 57-YRU IV - Moon 8 | 620 km | -151°C | 0.02g | 1.3 × 10²¹ kg | 410,241 km | | 57-YRU IV - Moon 9 | 850 km | -151°C | 0.04g | 3.8 × 10²¹ kg | 583,821 km | | 57-YRU IV - Moon 10 | 1,330 km | -151°C | 0.07g | 1.8 × 10²² kg | 902,835 km | | 57-YRU IV - Moon 11 | 1,400 km | -151°C | 0.07g | 2.1 × 10²² kg | 1,296,020 km | | 57-YRU IV - Moon 12 | 660 km | -151°C | 0.02g | 1.6 × 10²¹ kg | 1,630,420 km | | 57-YRU IV - Moon 13 | 890 km | -151°C | 0.04g | 4.5 × 10²¹ kg | 1,814,690 km | | 57-YRU IV - Moon 14 | 1,430 km | -151°C | 0.07g | 2.3 × 10²² kg | 2,159,610 km | | 57-YRU IV - Moon 15 | 770 km | -151°C | 0.03g | 2.7 × 10²¹ kg | 3,045,290 km | | 57-YRU IV - Moon 16 | 320 km | -151°C | 0.01g | 1.4 × 10²⁰ kg | 4,044,320 km |
|
| 57-YRU V | Gas | 2 | 12,990 km | -179°C | 0.63g | 5.091 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU V - Moon 1 | 460 km | -179°C | 0.01g | 4.0 × 10²⁰ kg | 236,758 km | | 57-YRU V - Moon 2 | 1,010 km | -179°C | 0.04g | 5.8 × 10²¹ kg | 1,589,670 km |
|
| 57-YRU VI | Gas | 22 | 28,890 km | -205°C | 1.22g | 9.657 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU VI - Moon 1 | 150 km | -205°C | 0g | 7.1 × 10¹⁸ kg | 72,323 km | | 57-YRU VI - Moon 2 | 140 km | -205°C | 0g | 6.0 × 10¹⁸ kg | 102,196 km | | 57-YRU VI - Moon 3 | 250 km | -205°C | 0g | 4.2 × 10¹⁹ kg | 149,806 km | | 57-YRU VI - Moon 4 | 280 km | -205°C | 0.01g | 6.1 × 10¹⁹ kg | 212,900 km | | 57-YRU VI - Moon 5 | 220 km | -205°C | 0g | 2.9 × 10¹⁹ kg | 297,380 km | | 57-YRU VI - Moon 6 | 480 km | -205°C | 0.01g | 3.8 × 10²⁰ kg | 357,482 km | | 57-YRU VI - Moon 7 | 530 km | -205°C | 0.01g | 5.5 × 10²⁰ kg | 484,385 km | | 57-YRU VI - Moon 8 | 150 km | -205°C | 0g | 7.9 × 10¹⁸ kg | 580,024 km | | 57-YRU VI - Moon 9 | 260 km | -205°C | 0g | 4.8 × 10¹⁹ kg | 635,107 km | | 57-YRU VI - Moon 10 | 750 km | -205°C | 0.02g | 1.7 × 10²¹ kg | 688,812 km | | 57-YRU VI - Moon 11 | 1,230 km | -205°C | 0.04g | 9.5 × 10²¹ kg | 1,142,470 km | | 57-YRU VI - Moon 12 | 1,610 km | -205°C | 0.06g | 2.4 × 10²² kg | 1,780,270 km | | 57-YRU VI - Moon 13 | 740 km | -205°C | 0.02g | 1.7 × 10²¹ kg | 2,068,300 km | | 57-YRU VI - Moon 14 | 1,500 km | -205°C | 0.06g | 1.9 × 10²² kg | 2,408,710 km | | 57-YRU VI - Moon 15 | 310 km | -205°C | 0.01g | 8.7 × 10¹⁹ kg | 2,807,960 km | | 57-YRU VI - Moon 16 | 1,700 km | -205°C | 0.07g | 2.9 × 10²² kg | 2,986,690 km | | 57-YRU VI - Moon 17 | 1,290 km | -205°C | 0.05g | 1.1 × 10²² kg | 3,569,490 km | | 57-YRU VI - Moon 18 | 1,870 km | -205°C | 0.08g | 4.0 × 10²² kg | 4,303,700 km | | 57-YRU VI - Moon 19 | 1,980 km | -205°C | 0.08g | 4.9 × 10²² kg | 5,278,760 km | | 57-YRU VI - Moon 20 | 1,360 km | -205°C | 0.05g | 1.4 × 10²² kg | 6,663,650 km | | 57-YRU VI - Moon 21 | 1,260 km | -205°C | 0.04g | 1.0 × 10²² kg | 9,026,840 km | | 57-YRU VI - Moon 22 | 540 km | -205°C | 0.01g | 5.9 × 10²⁰ kg | 12,321,100 km |
|
| 57-YRU VII |  Ice | 4 | 14,290 km | -232°C | 0.63g | 26.153 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| 57-YRU VII - Moon 1 | 370 km | -232°C | 0.01g | 1.2 × 10²⁰ kg | 394,146 km | | 57-YRU VII - Moon 2 | 1,250 km | -232°C | 0.03g | 7.6 × 10²¹ kg | 1,707,760 km | | 57-YRU VII - Moon 3 | 2,260 km | -232°C | 0.08g | 5.8 × 10²² kg | 6,282,910 km | | 57-YRU VII - Moon 4 | 1,170 km | -232°C | 0.03g | 6.1 × 10²¹ kg | 17,949,301 km |
|
