| KOI8-Z I |  Barren | 1 | 4,330 km | -10°C | 0.56g | 0.425 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z I - Moon 1 | 160 km | -10°C | 0.01g | 2.0 × 10¹⁹ kg | 65,284 km |
|
| KOI8-Z II |  Temperate | 1 | 5,750 km | 17°C | 0.96g | 0.749 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z II - Moon 1 | 300 km | -75°C | 0.01g | 1.5 × 10²⁰ kg | 147,368 km |
|
| KOI8-Z III | Temperate | 1 | 8,070 km | 33°C | 1.15g | 1.101 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z III - Moon 1 | 1,330 km | -110°C | 0.08g | 2.1 × 10²² kg | 556,667 km |
|
| KOI8-Z IV |  Gas | 11 | 27,760 km | -153°C | 1.25g | 2.024 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z IV - Moon 1 | 220 km | -153°C | 0.01g | 3.6 × 10¹⁹ kg | 72,918 km | | KOI8-Z IV - Moon 2 | 190 km | -153°C | 0g | 2.4 × 10¹⁹ kg | 104,548 km | | KOI8-Z IV - Moon 3 | 290 km | -153°C | 0.01g | 1.0 × 10²⁰ kg | 138,163 km | | KOI8-Z IV - Moon 4 | 450 km | -153°C | 0.01g | 4.2 × 10²⁰ kg | 277,452 km | | KOI8-Z IV - Moon 5 | 630 km | -153°C | 0.02g | 1.4 × 10²¹ kg | 333,613 km | | KOI8-Z IV - Moon 6 | 780 km | -153°C | 0.03g | 2.8 × 10²¹ kg | 433,807 km | | KOI8-Z IV - Moon 7 | 1,050 km | -153°C | 0.05g | 7.7 × 10²¹ kg | 628,721 km | | KOI8-Z IV - Moon 8 | 920 km | -153°C | 0.04g | 5.0 × 10²¹ kg | 828,549 km | | KOI8-Z IV - Moon 9 | 1,320 km | -153°C | 0.07g | 1.7 × 10²² kg | 963,870 km | | KOI8-Z IV - Moon 10 | 1,430 km | -153°C | 0.07g | 2.2 × 10²² kg | 1,455,140 km | | KOI8-Z IV - Moon 11 | 840 km | -153°C | 0.03g | 3.7 × 10²¹ kg | 2,121,730 km |
|
| KOI8-Z V | Gas | 18 | 91,190 km | -209°C | 2.01g | 7.041 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z V - Moon 1 | 560 km | -209°C | 0.01g | 6.5 × 10²⁰ kg | 239,877 km | | KOI8-Z V - Moon 2 | 360 km | -209°C | 0.01g | 1.4 × 10²⁰ kg | 297,456 km | | KOI8-Z V - Moon 3 | 320 km | -209°C | 0.01g | 9.6 × 10¹⁹ kg | 327,748 km | | KOI8-Z V - Moon 4 | 600 km | -209°C | 0.01g | 8.1 × 10²⁰ kg | 393,346 km | | KOI8-Z V - Moon 5 | 230 km | -209°C | 0g | 3.3 × 10¹⁹ kg | 461,744 km | | KOI8-Z V - Moon 6 | 790 km | -209°C | 0.02g | 2.1 × 10²¹ kg | 531,223 km | | KOI8-Z V - Moon 7 | 470 km | -209°C | 0.01g | 3.4 × 10²⁰ kg | 651,966 km | | KOI8-Z V - Moon 8 | 1,150 km | -209°C | 0.04g | 7.4 × 10²¹ kg | 887,117 km | | KOI8-Z V - Moon 9 | 280 km | -209°C | 0.01g | 6.1 × 10¹⁹ kg | 1,016,520 km | | KOI8-Z V - Moon 10 | 2,270 km | -209°C | 0.1g | 7.6 × 10²² kg | 1,806,890 km | | KOI8-Z V - Moon 11 | 2,270 km | -209°C | 0.1g | 7.6 × 10²² kg | 2,319,740 km | | KOI8-Z V - Moon 12 | 1,280 km | -209°C | 0.04g | 1.1 × 10²² kg | 2,709,670 km | | KOI8-Z V - Moon 13 | 3,690 km | -209°C | 0.2g | 4.0 × 10²³ kg | 3,546,290 km | | KOI8-Z V - Moon 14 | 4,330 km | -209°C | 0.25g | 6.9 × 10²³ kg | 5,284,840 km | | KOI8-Z V - Moon 15 | 5,040 km | -209°C | 0.31g | 1.2 × 10²⁴ kg | 7,702,370 km | | KOI8-Z V - Moon 16 | 2,730 km | -209°C | 0.13g | 1.4 × 10²³ kg | 10,525,600 km | | KOI8-Z V - Moon 17 | 2,590 km | -209°C | 0.12g | 1.2 × 10²³ kg | 13,089,900 km | | KOI8-Z V - Moon 18 | 1,550 km | -209°C | 0.06g | 2.1 × 10²² kg | 17,563,699 km |
|
| KOI8-Z VI |  Ice | 17 | 27,750 km | -240°C | 1.43g | 26.715 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z VI - Moon 1 | 190 km | -240°C | 0g | 1.1 × 10¹⁹ kg | 152,553 km | | KOI8-Z VI - Moon 2 | 190 km | -240°C | 0g | 1.2 × 10¹⁹ kg | 192,341 km | | KOI8-Z VI - Moon 3 | 300 km | -240°C | 0g | 5.3 × 10¹⁹ kg | 346,759 km | | KOI8-Z VI - Moon 4 | 510 km | -240°C | 0.01g | 3.1 × 10²⁰ kg | 506,987 km | | KOI8-Z VI - Moon 5 | 300 km | -240°C | 0g | 5.5 × 10¹⁹ kg | 558,519 km | | KOI8-Z VI - Moon 6 | 730 km | -240°C | 0.01g | 1.1 × 10²¹ kg | 840,709 km | | KOI8-Z VI - Moon 7 | 1,200 km | -240°C | 0.03g | 5.8 × 10²¹ kg | 1,490,170 km | | KOI8-Z VI - Moon 8 | 1,430 km | -240°C | 0.03g | 1.1 × 10²² kg | 2,576,710 km | | KOI8-Z VI - Moon 9 | 2,050 km | -240°C | 0.06g | 3.6 × 10²² kg | 3,269,730 km | | KOI8-Z VI - Moon 10 | 2,250 km | -240°C | 0.07g | 5.0 × 10²² kg | 4,530,480 km | | KOI8-Z VI - Moon 11 | 2,980 km | -240°C | 0.1g | 1.3 × 10²³ kg | 6,074,200 km | | KOI8-Z VI - Moon 12 | 1,080 km | -240°C | 0.02g | 4.1 × 10²¹ kg | 6,975,970 km | | KOI8-Z VI - Moon 13 | 2,480 km | -240°C | 0.08g | 7.0 × 10²² kg | 8,309,960 km | | KOI8-Z VI - Moon 14 | 3,490 km | -240°C | 0.12g | 2.2 × 10²³ kg | 9,426,150 km | | KOI8-Z VI - Moon 15 | 4,000 km | -240°C | 0.15g | 3.6 × 10²³ kg | 12,953,700 km | | KOI8-Z VI - Moon 16 | 1,940 km | -240°C | 0.05g | 3.0 × 10²² kg | 21,684,699 km | | KOI8-Z VI - Moon 17 | 1,340 km | -240°C | 0.03g | 8.4 × 10²¹ kg | 35,641,598 km |
|
| KOI8-Z VII | Barren | 1 | 5,430 km | 34°C | 0.53g | 47.042 AU |
| Moon | Radius | Temp | Gravity | Mass | Distance |
|---|
| KOI8-Z VII - Moon 1 | 250 km | -248°C | 0g | 2.4 × 10¹⁹ kg | 5,593,710 km |
|