| BY-MSY I |  Barren | 1 | 4,850 km | 63°C | 0.53g | 0.408 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY I - Moon 1 | 330 km | 367°C | 0.02g | 4.1 × 10²⁰ kg | 81,616 km |
|
| BY-MSY II | Barren | 1 | 3,170 km | 252°C | 0.16g | 0.604 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY II - Moon 1 | 210 km | 252°C | 0.01g | 7.4 × 10¹⁹ kg | 63,583 km |
|
| BY-MSY III |  Storm | 3 | 10,050 km | 107°C | 1.07g | 1.155 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY III - Moon 1 | 230 km | 107°C | 0.01g | 8.4 × 10¹⁹ kg | 111,210 km | | BY-MSY III - Moon 2 | 1,420 km | 107°C | 0.14g | 4.2 × 10²² kg | 445,709 km | | BY-MSY III - Moon 3 | 440 km | 107°C | 0.03g | 7.8 × 10²⁰ kg | 764,837 km |
|
| BY-MSY IV | Barren | 2 | 9,050 km | 18°C | 1.46g | 1.965 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY IV - Moon 1 | 260 km | 18°C | 0.01g | 1.1 × 10²⁰ kg | 168,326 km | | BY-MSY IV - Moon 2 | 670 km | 18°C | 0.04g | 2.7 × 10²¹ kg | 533,967 km |
|
| BY-MSY V |  Gas | 9 | 21,930 km | -29°C | 1.1g | 2.81 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY V - Moon 1 | 120 km | -29°C | 0g | 7.9 × 10¹⁸ kg | 228,202 km | | BY-MSY V - Moon 2 | 260 km | -29°C | 0.01g | 9.8 × 10¹⁹ kg | 413,818 km | | BY-MSY V - Moon 3 | 260 km | -29°C | 0.01g | 1.0 × 10²⁰ kg | 586,422 km | | BY-MSY V - Moon 4 | 300 km | -29°C | 0.01g | 1.7 × 10²⁰ kg | 766,132 km | | BY-MSY V - Moon 5 | 240 km | -29°C | 0.01g | 7.6 × 10¹⁹ kg | 969,014 km | | BY-MSY V - Moon 6 | 160 km | -29°C | 0g | 1.8 × 10¹⁹ kg | 1,128,440 km | | BY-MSY V - Moon 7 | 420 km | -29°C | 0.02g | 5.3 × 10²⁰ kg | 1,216,220 km | | BY-MSY V - Moon 8 | 260 km | -29°C | 0.01g | 9.6 × 10¹⁹ kg | 1,705,050 km | | BY-MSY V - Moon 9 | 110 km | -29°C | 0g | 5.5 × 10¹⁸ kg | 2,229,640 km |
|
| BY-MSY VI | Gas | 17 | 95,490 km | -144°C | 4g | 10.053 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY VI - Moon 1 | 390 km | -144°C | 0.01g | 2.7 × 10²⁰ kg | 348,635 km | | BY-MSY VI - Moon 2 | 150 km | -144°C | 0g | 1.1 × 10¹⁹ kg | 463,719 km | | BY-MSY VI - Moon 3 | 290 km | -144°C | 0.01g | 9.7 × 10¹⁹ kg | 591,135 km | | BY-MSY VI - Moon 4 | 620 km | -144°C | 0.02g | 1.3 × 10²¹ kg | 696,669 km | | BY-MSY VI - Moon 5 | 450 km | -144°C | 0.01g | 4.6 × 10²⁰ kg | 1,113,950 km | | BY-MSY VI - Moon 6 | 960 km | -144°C | 0.04g | 6.0 × 10²¹ kg | 1,328,370 km | | BY-MSY VI - Moon 7 | 1,210 km | -144°C | 0.06g | 1.3 × 10²² kg | 1,904,650 km | | BY-MSY VI - Moon 8 | 1,340 km | -144°C | 0.07g | 1.9 × 10²² kg | 2,563,250 km | | BY-MSY VI - Moon 9 | 1,010 km | -144°C | 0.05g | 7.0 × 10²¹ kg | 3,112,770 km | | BY-MSY VI - Moon 10 | 1,020 km | -144°C | 0.05g | 7.4 × 10²¹ kg | 3,682,530 km | | BY-MSY VI - Moon 11 | 1,500 km | -144°C | 0.08g | 2.7 × 10²² kg | 4,180,460 km | | BY-MSY VI - Moon 12 | 2,800 km | -144°C | 0.2g | 2.3 × 10²³ kg | 5,617,750 km | | BY-MSY VI - Moon 13 | 1,320 km | -144°C | 0.07g | 1.8 × 10²² kg | 7,307,720 km | | BY-MSY VI - Moon 14 | 2,430 km | -144°C | 0.16g | 1.4 × 10²³ kg | 9,065,130 km | | BY-MSY VI - Moon 15 | 1,370 km | -144°C | 0.07g | 2.0 × 10²² kg | 10,482,100 km | | BY-MSY VI - Moon 16 | 1,870 km | -144°C | 0.11g | 5.8 × 10²² kg | 11,500,500 km | | BY-MSY VI - Moon 17 | 1,210 km | -144°C | 0.06g | 1.3 × 10²² kg | 16,784,500 km |
|
| BY-MSY VII | Gas | 10 | 19,590 km | -187°C | 1.04g | 22.26 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| BY-MSY VII - Moon 1 | 120 km | -187°C | 0g | 4.7 × 10¹⁸ kg | 71,126 km | | BY-MSY VII - Moon 2 | 130 km | -187°C | 0g | 5.7 × 10¹⁸ kg | 102,790 km | | BY-MSY VII - Moon 3 | 160 km | -187°C | 0g | 1.0 × 10¹⁹ kg | 128,351 km | | BY-MSY VII - Moon 4 | 140 km | -187°C | 0g | 7.1 × 10¹⁸ kg | 161,113 km | | BY-MSY VII - Moon 5 | 280 km | -187°C | 0.01g | 7.4 × 10¹⁹ kg | 207,938 km | | BY-MSY VII - Moon 6 | 230 km | -187°C | 0g | 4.0 × 10¹⁹ kg | 347,882 km | | BY-MSY VII - Moon 7 | 570 km | -187°C | 0.02g | 7.9 × 10²⁰ kg | 452,075 km | | BY-MSY VII - Moon 8 | 1,520 km | -187°C | 0.07g | 2.2 × 10²² kg | 1,739,820 km | | BY-MSY VII - Moon 9 | 2,900 km | -187°C | 0.17g | 2.1 × 10²³ kg | 5,083,340 km | | BY-MSY VII - Moon 10 | 830 km | -187°C | 0.03g | 2.8 × 10²¹ kg | 10,553,000 km |
|