| K4YZ-Y I |  Barren | 0 | 2,130 km | 246°C | 0.3g | 0.274 AU |
| K4YZ-Y II |  Storm | 0 | 4,110 km | -120°C | 0.66g | 0.439 AU |
| K4YZ-Y III | Barren | 1 | 2,540 km | 76°C | 0.31g | 0.604 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y III - Moon 1 | 150 km | 76°C | 0.01g | 1.9 × 10¹⁹ kg | 69,127 km |
|
| K4YZ-Y IV |  Lava | 1 | 5,530 km | 678°C | 0.84g | 0.858 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y IV - Moon 1 | 680 km | 20°C | 0.04g | 3.0 × 10²¹ kg | 280,725 km |
|
| K4YZ-Y V |  Temperate | 1 | 5,810 km | 33°C | 0.83g | 1.156 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y V - Moon 1 | 660 km | -21°C | 0.04g | 2.5 × 10²¹ kg | 224,438 km |
|
| K4YZ-Y VI |  Gas | 15 | 30,940 km | -89°C | 1.2g | 2.184 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y VI - Moon 1 | 180 km | -89°C | 0g | 2.5 × 10¹⁹ kg | 55,375 km | | K4YZ-Y VI - Moon 2 | 230 km | -89°C | 0.01g | 5.4 × 10¹⁹ kg | 95,542 km | | K4YZ-Y VI - Moon 3 | 170 km | -89°C | 0g | 2.2 × 10¹⁹ kg | 142,123 km | | K4YZ-Y VI - Moon 4 | 350 km | -89°C | 0.01g | 2.2 × 10²⁰ kg | 164,973 km | | K4YZ-Y VI - Moon 5 | 320 km | -89°C | 0.01g | 1.8 × 10²⁰ kg | 224,729 km | | K4YZ-Y VI - Moon 6 | 510 km | -89°C | 0.02g | 8.2 × 10²⁰ kg | 264,830 km | | K4YZ-Y VI - Moon 7 | 740 km | -89°C | 0.04g | 3.0 × 10²¹ kg | 365,317 km | | K4YZ-Y VI - Moon 8 | 760 km | -89°C | 0.04g | 3.3 × 10²¹ kg | 463,471 km | | K4YZ-Y VI - Moon 9 | 1,270 km | -89°C | 0.08g | 1.9 × 10²² kg | 717,010 km | | K4YZ-Y VI - Moon 10 | 1,330 km | -89°C | 0.08g | 2.2 × 10²² kg | 1,006,760 km | | K4YZ-Y VI - Moon 11 | 1,180 km | -89°C | 0.07g | 1.5 × 10²² kg | 1,280,590 km | | K4YZ-Y VI - Moon 12 | 440 km | -89°C | 0.02g | 5.2 × 10²⁰ kg | 1,507,890 km | | K4YZ-Y VI - Moon 13 | 1,170 km | -89°C | 0.07g | 1.4 × 10²² kg | 1,632,640 km | | K4YZ-Y VI - Moon 14 | 960 km | -89°C | 0.05g | 7.4 × 10²¹ kg | 1,846,330 km | | K4YZ-Y VI - Moon 15 | 1,150 km | -89°C | 0.07g | 1.3 × 10²² kg | 2,042,640 km |
|
| K4YZ-Y VII | Gas | 20 | 31,690 km | -146°C | 0.97g | 4.586 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y VII - Moon 1 | 240 km | -146°C | 0.01g | 5.1 × 10¹⁹ kg | 92,976 km | | K4YZ-Y VII - Moon 2 | 240 km | -146°C | 0.01g | 5.7 × 10¹⁹ kg | 132,453 km | | K4YZ-Y VII - Moon 3 | 280 km | -146°C | 0.01g | 9.0 × 10¹⁹ kg | 143,402 km | | K4YZ-Y VII - Moon 4 | 170 km | -146°C | 0g | 1.7 × 10¹⁹ kg | 155,656 km | | K4YZ-Y VII - Moon 5 | 480 km | -146°C | 0.02g | 5.4 × 10²⁰ kg | 215,475 km | | K4YZ-Y VII - Moon 6 | 520 km | -146°C | 0.02g | 7.4 × 10²⁰ kg | 327,004 km | | K4YZ-Y VII - Moon 7 | 450 km | -146°C | 0.01g | 4.6 × 10²⁰ kg | 443,051 km | | K4YZ-Y VII - Moon 8 | 1,010 km | -146°C | 0.05g | 7.1 × 10²¹ kg | 546,856 km | | K4YZ-Y VII - Moon 9 | 1,410 km | -146°C | 0.07g | 2.2 × 10²² kg | 882,229 km | | K4YZ-Y VII - Moon 10 | 740 km | -146°C | 0.03g | 2.4 × 10²¹ kg | 1,170,460 km | | K4YZ-Y VII - Moon 11 | 2,080 km | -146°C | 0.13g | 8.2 × 10²² kg | 1,568,050 km | | K4YZ-Y VII - Moon 12 | 1,660 km | -146°C | 0.09g | 3.8 × 10²² kg | 2,351,030 km | | K4YZ-Y VII - Moon 13 | 2,160 km | -146°C | 0.14g | 9.4 × 10²² kg | 3,005,080 km | | K4YZ-Y VII - Moon 14 | 130 km | -146°C | 0g | 7.8 × 10¹⁸ kg | 3,934,050 km | | K4YZ-Y VII - Moon 15 | 190 km | -146°C | 0g | 2.6 × 10¹⁹ kg | 4,301,870 km | | K4YZ-Y VII - Moon 16 | 140 km | -146°C | 0g | 9.7 × 10¹⁸ kg | 4,612,530 km | | K4YZ-Y VII - Moon 17 | 420 km | -146°C | 0.01g | 3.5 × 10²⁰ kg | 5,062,260 km | | K4YZ-Y VII - Moon 18 | 150 km | -146°C | 0g | 1.2 × 10¹⁹ kg | 5,361,160 km | | K4YZ-Y VII - Moon 19 | 200 km | -146°C | 0g | 2.7 × 10¹⁹ kg | 5,908,830 km | | K4YZ-Y VII - Moon 20 | 510 km | -146°C | 0.02g | 6.8 × 10²⁰ kg | 6,221,610 km |
|
| K4YZ-Y VIII | Gas | 20 | 37,760 km | -184°C | 1.25g | 9.224 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y VIII - Moon 1 | 160 km | -184°C | 0g | 1.2 × 10¹⁹ kg | 86,331 km | | K4YZ-Y VIII - Moon 2 | 190 km | -184°C | 0g | 1.9 × 10¹⁹ kg | 109,927 km | | K4YZ-Y VIII - Moon 3 | 140 km | -184°C | 0g | 6.7 × 10¹⁸ kg | 132,466 km | | K4YZ-Y VIII - Moon 4 | 360 km | -184°C | 0.01g | 1.8 × 10²⁰ kg | 207,246 km | | K4YZ-Y VIII - Moon 5 | 470 km | -184°C | 0.01g | 4.4 × 10²⁰ kg | 331,984 km | | K4YZ-Y VIII - Moon 6 | 710 km | -184°C | 0.02g | 1.7 × 10²¹ kg | 486,166 km | | K4YZ-Y VIII - Moon 7 | 400 km | -184°C | 0.01g | 2.5 × 10²⁰ kg | 652,823 km | | K4YZ-Y VIII - Moon 8 | 310 km | -184°C | 0.01g | 1.1 × 10²⁰ kg | 720,324 km | | K4YZ-Y VIII - Moon 9 | 820 km | -184°C | 0.03g | 2.8 × 10²¹ kg | 775,344 km | | K4YZ-Y VIII - Moon 10 | 1,040 km | -184°C | 0.04g | 6.3 × 10²¹ kg | 929,860 km | | K4YZ-Y VIII - Moon 11 | 570 km | -184°C | 0.02g | 8.0 × 10²⁰ kg | 1,203,420 km | | K4YZ-Y VIII - Moon 12 | 970 km | -184°C | 0.04g | 5.1 × 10²¹ kg | 1,344,120 km | | K4YZ-Y VIII - Moon 13 | 1,860 km | -184°C | 0.09g | 4.6 × 10²² kg | 1,676,980 km | | K4YZ-Y VIII - Moon 14 | 1,280 km | -184°C | 0.05g | 1.3 × 10²² kg | 1,927,450 km | | K4YZ-Y VIII - Moon 15 | 2,500 km | -184°C | 0.14g | 1.3 × 10²³ kg | 2,885,460 km | | K4YZ-Y VIII - Moon 16 | 2,420 km | -184°C | 0.13g | 1.1 × 10²³ kg | 5,094,110 km | | K4YZ-Y VIII - Moon 17 | 1,260 km | -184°C | 0.05g | 1.2 × 10²² kg | 7,353,990 km | | K4YZ-Y VIII - Moon 18 | 1,650 km | -184°C | 0.08g | 3.1 × 10²² kg | 9,051,480 km | | K4YZ-Y VIII - Moon 19 | 350 km | -184°C | 0.01g | 1.5 × 10²⁰ kg | 11,530,600 km | | K4YZ-Y VIII - Moon 20 | 420 km | -184°C | 0.01g | 2.8 × 10²⁰ kg | 12,947,700 km |
|
| K4YZ-Y IX | Lava | 0 | 3,880 km | 1263°C | 0.55g | 15.291 AU |
| K4YZ-Y X |  Ice | 21 | 32,030 km | -217°C | 1.12g | 23.142 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y X - Moon 1 | 130 km | -217°C | 0g | 4.9 × 10¹⁸ kg | 169,256 km | | K4YZ-Y X - Moon 2 | 150 km | -217°C | 0g | 6.4 × 10¹⁸ kg | 199,582 km | | K4YZ-Y X - Moon 3 | 280 km | -217°C | 0g | 5.6 × 10¹⁹ kg | 236,953 km | | K4YZ-Y X - Moon 4 | 250 km | -217°C | 0g | 3.8 × 10¹⁹ kg | 354,906 km | | K4YZ-Y X - Moon 5 | 420 km | -217°C | 0.01g | 2.2 × 10²⁰ kg | 433,597 km | | K4YZ-Y X - Moon 6 | 570 km | -217°C | 0.01g | 6.1 × 10²⁰ kg | 650,840 km | | K4YZ-Y X - Moon 7 | 340 km | -217°C | 0.01g | 1.0 × 10²⁰ kg | 771,697 km | | K4YZ-Y X - Moon 8 | 320 km | -217°C | 0.01g | 8.4 × 10¹⁹ kg | 869,574 km | | K4YZ-Y X - Moon 9 | 840 km | -217°C | 0.02g | 2.4 × 10²¹ kg | 1,038,660 km | | K4YZ-Y X - Moon 10 | 700 km | -217°C | 0.02g | 1.3 × 10²¹ kg | 1,430,250 km | | K4YZ-Y X - Moon 11 | 1,440 km | -217°C | 0.05g | 1.5 × 10²² kg | 1,928,250 km | | K4YZ-Y X - Moon 12 | 1,270 km | -217°C | 0.04g | 9.6 × 10²¹ kg | 2,656,160 km | | K4YZ-Y X - Moon 13 | 2,340 km | -217°C | 0.1g | 7.8 × 10²² kg | 3,974,730 km | | K4YZ-Y X - Moon 14 | 490 km | -217°C | 0.01g | 3.6 × 10²⁰ kg | 5,127,170 km | | K4YZ-Y X - Moon 15 | 2,870 km | -217°C | 0.13g | 1.6 × 10²³ kg | 6,360,970 km | | K4YZ-Y X - Moon 16 | 1,370 km | -217°C | 0.04g | 1.3 × 10²² kg | 8,043,790 km | | K4YZ-Y X - Moon 17 | 2,180 km | -217°C | 0.09g | 6.1 × 10²² kg | 9,699,030 km | | K4YZ-Y X - Moon 18 | 1,140 km | -217°C | 0.03g | 6.6 × 10²¹ kg | 11,270,000 km | | K4YZ-Y X - Moon 19 | 2,580 km | -217°C | 0.11g | 1.1 × 10²³ kg | 12,921,000 km | | K4YZ-Y X - Moon 20 | 2,270 km | -217°C | 0.09g | 7.0 × 10²² kg | 17,272,101 km | | K4YZ-Y X - Moon 21 | 550 km | -217°C | 0.01g | 5.4 × 10²⁰ kg | 25,332,900 km |
|
| K4YZ-Y XI | Barren | 3 | 5,040 km | 26°C | 0.94g | 39.482 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| K4YZ-Y XI - Moon 1 | 180 km | -230°C | 0g | 1.1 × 10¹⁹ kg | 521,235 km | | K4YZ-Y XI - Moon 2 | 480 km | -230°C | 0.01g | 3.0 × 10²⁰ kg | 2,224,820 km | | K4YZ-Y XI - Moon 3 | 320 km | -230°C | 0g | 8.0 × 10¹⁹ kg | 6,984,140 km |
|