🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.2

Radius: 14.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.43 AU - 3.59 AU

Year: 4460 Days

Day: 13.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,171,682 km

• M1: 182,659 km (0.091 R)
• M2: 646,412 km (0.095 R)
• M3: 1,403,228 km (0.075 R)
• M4: 1,941,930 km (0.114 R)
• M5: 2,588,193 km (0.083 R)
• M6: 3,301,326 km (0.098 R)
• M7: 3,951,329 km (0.104 R)
• M8: 4,499,605 km (0.027 R)
• M9: 6,111,522 km (0.109 R)
• M10: 6,909,926 km (0.067 R)
• M11: 8,081,726 km (0.082 R)
• M12: 9,081,638 km (0.109 R)
• M13: 9,650,409 km (0.037 R)
• M14: 10,943,832 km (0.103 R)
• M15: 11,632,431 km (0.066 R)
• M16: 13,529,931 km (0.1 R)
• M17: 14,323,697 km (0.082 R)
• M18: 18,108,074 km (0.102 R)
• M19: 21,633,797 km (0.069 R)
• M20: 23,276,381 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.3

Radius: 9.4

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.54 AU - 5.34 AU

Year: 6345 Days

Day: 14.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,171,682 km

• M1: 118,033 km (0.111 R)
• M2: 531,970 km (0.079 R)
• M3: 826,079 km (0.026 R)
• M4: 1,223,411 km (0.03 R)
• M5: 1,705,865 km (0.08 R)
• M6: 2,573,233 km (0.063 R)
• M7: 3,013,649 km (0.086 R)
• M8: 3,948,037 km (0.045 R)
• M9: 5,664,823 km (0.094 R)
• M10: 6,244,963 km (0.105 R)
• M11: 6,584,101 km (0.099 R)
• M12: 8,842,132 km (0.093 R)
• M13: 9,757,671 km (0.069 R)
• M14: 10,215,141 km (0.101 R)
• M15: 10,928,274 km (0.105 R)
• M16: 14,174,099 km (0.074 R)
• M17: 15,061,065 km (0.044 R)
• M18: 16,047,364 km (0.085 R)
• M19: 16,364,361 km (0.058 R)
• M20: 16,880,025 km (0.099 R)
• M21: 18,840,954 km (0.104 R)
• M22: 20,058,681 km (0.104 R)
• M23: 22,099,196 km (0.112 R)
• M24: 22,729,452 km (0.093 R)
• M25: 26,500,365 km (0.115 R)
• M26: 28,027,311 km (0.103 R)
• M27: 29,993,475 km (0.119 R)
• M28: 34,303,241 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.5

Radius: 11.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.55 AU - 5.65 AU

Year: 7812 Days

Day: 5.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,171,682 km

• M1: 160,369 km (0.091 R)
• M2: 911,799 km (0.101 R)
• M3: 1,585,588 km (0.079 R)
• M4: 2,845,651 km (0.056 R)
• M5: 3,411,879 km (0.101 R)
• M6: 4,401,618 km (0.069 R)
• M7: 6,145,032 km (0.113 R)
• M8: 6,571,834 km (0.079 R)
• M9: 9,284,493 km (0.079 R)
• M10: 10,684,579 km (0.12 R)
• M11: 14,700,384 km (0.112 R)
• M12: 17,568,325 km (0.105 R)
• M13: 18,358,052 km (0.065 R)
• M14: 21,592,508 km (0.099 R)
• M15: 26,751,839 km (0.092 R)
• M16: 29,565,775 km (0.075 R)
• M17: 29,968,792 km (0.083 R)
• M18: 36,118,012 km (0.086 R)
• M19: 36,694,413 km (0.065 R)
• M20: 37,984,395 km (0.065 R)
• M21: 38,580,543 km (0.079 R)
• M22: 40,159,997 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.6

Radius: 5.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.79 AU - 7.09 AU

Year: 12400 Days

Day: 20.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,171,682 km

• M1: 68,516 km (0.091 R)
• M2: 323,730 km (0.106 R)
• M3: 565,630 km (0.093 R)
• M4: 926,011 km (0.076 R)
• M5: 1,121,386 km (0.106 R)
• M6: 1,417,739 km (0.072 R)
• M7: 1,655,450 km (0.081 R)
• M8: 2,124,888 km (0.099 R)
• M9: 2,814,086 km (0.105 R)
• M10: 4,817,949 km (0.055 R)
• M11: 8,748,483 km (0.09 R)
• M12: 9,787,441 km (0.092 R)
• M13: 10,482,323 km (0.084 R)
• M14: 11,209,668 km (0.104 R)
• M15: 13,894,052 km (0.095 R)
• M16: 15,303,413 km (0.069 R)
• M17: 16,070,551 km (0.055 R)
• M18: 22,940,833 km (0.106 R)
• M19: 23,944,486 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.6

Radius: 3.2

Gravity: 84.43 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.79 AU - 9.57 AU

Year: 18865 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,171,682 km

• M1: 39,793 km (0.066 R)
• M2: 261,347 km (0.054 R)
• M3: 548,426 km (0.109 R)
• M4: 1,381,536 km (0.086 R)
• M5: 1,630,467 km (0.077 R)
• M6: 1,756,578 km (0.116 R)
• M7: 2,630,080 km (0.108 R)
• M8: 4,586,072 km (0.086 R)
• M9: 4,948,698 km (0.1 R)
• M10: 5,608,424 km (0.12 R)
• M11: 5,771,785 km (0.097 R)
• M12: 6,368,681 km (0.077 R)
• M13: 7,147,487 km (0.058 R)
• M14: 7,291,251 km (0.112 R)
• M15: 7,535,095 km (0.102 R)
• M16: 7,834,889 km (0.086 R)
• M17: 8,619,081 km (0.052 R)
• M18: 8,891,649 km (0.109 R)
• M19: 9,454,137 km (0.067 R)
• M20: 9,744,057 km (0.081 R)
• M21: 10,711,806 km (0.111 R)
• M22: 13,626,571 km (0.087 R)
• M23: 13,847,676 km (0.095 R)
• M24: 22,253,282 km (0.114 R)
• M25: 25,447,495 km (0.103 R)
• M26: 25,670,695 km (0.099 R)
• M27: 30,038,953 km (0.096 R)
• M28: 33,924,758 km (0.117 R)
• M29: 34,466,901 km (0.108 R)
• M30: 37,121,216 km (0.082 R)
• M31: 41,430,083 km (0.086 R)
• M32: 43,147,915 km (0.075 R)
• M33: 44,750,258 km (0.105 R)
• M34: 48,928,826 km (0.032 R)
• M35: 50,670,594 km (0.052 R)
• M36: 51,914,201 km (0.111 R)
• M37: 58,826,371 km (0.102 R)
• M38: 60,397,448 km (0.049 R)
• M39: 63,009,576 km (0.091 R)
• M40: 68,458,080 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.8

Radius: 4

Gravity: 51.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.15 AU - 10.73 AU

Year: 21255 Days

Day: 22.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,171,682 km

• M1: 49,816 km (0.096 R)
• M2: 187,895 km (0.096 R)
• M3: 548,575 km (0.088 R)
• M4: 1,073,215 km (0.094 R)
• M5: 3,100,117 km (0.071 R)
• M6: 3,473,812 km (0.063 R)
• M7: 3,687,139 km (0.115 R)
• M8: 3,974,217 km (0.114 R)
• M9: 4,665,359 km (0.118 R)
• M10: 4,925,061 km (0.086 R)
• M11: 6,061,706 km (0.101 R)
• M12: 6,326,195 km (0.109 R)
• M13: 8,671,740 km (0.047 R)
• M14: 9,121,581 km (0.08 R)
• M15: 10,754,441 km (0.061 R)
• M16: 11,011,899 km (0.108 R)
• M17: 11,142,199 km (0.119 R)
• M18: 13,591,266 km (0.118 R)
• M19: 15,382,551 km (0.059 R)
• M20: 15,709,422 km (0.079 R)
• M21: 19,236,341 km (0.118 R)
• M22: 20,291,306 km (0.116 R)
• M23: 21,283,439 km (0.052 R)
• M24: 23,256,635 km (0.084 R)
• M25: 24,563,671 km (0.058 R)
• M26: 30,028,332 km (0.09 R)
• M27: 34,273,471 km (0.096 R)
• M28: 35,111,518 km (0.102 R)
• M29: 37,120,168 km (0.079 R)
• M30: 47,625,829 km (0.061 R)
• M31: 50,800,595 km (0.112 R)
• M32: 50,981,010 km (0.077 R)
• M33: 55,822,595 km (0.082 R)
• M34: 56,207,211 km (0.063 R)
• M35: 56,593,622 km (0.119 R)
• M36: 64,065,288 km (0.101 R)
• M37: 67,490,182 km (0.097 R)
• M38: 73,082,599 km (0.069 R)
• M39: 79,218,056 km (0.113 R)
• M40: 79,703,651 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935

Radius: 5.4

Gravity: 32.06 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.26 AU - 12.36 AU

Year: 22453 Days

Day: 16.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,171,682 km

• M1: 71,807 km (0.081 R)
• M2: 240,853 km (0.072 R)
• M3: 1,161,179 km (0.119 R)
• M4: 1,631,814 km (0.03 R)
• M5: 2,626,639 km (0.106 R)
• M6: 2,996,894 km (0.119 R)
• M7: 4,006,829 km (0.112 R)
• M8: 4,757,063 km (0.096 R)
• M9: 5,941,728 km (0.106 R)
• M10: 6,254,687 km (0.115 R)
• M11: 7,566,212 km (0.078 R)
• M12: 7,987,629 km (0.087 R)
• M13: 10,079,755 km (0.094 R)
• M14: 13,325,730 km (0.041 R)
• M15: 21,675,086 km (0.11 R)
• M16: 23,284,310 km (0.102 R)
• M17: 30,126,169 km (0.041 R)
• M18: 35,654,259 km (0.12 R)
• M19: 37,134,829 km (0.114 R)
• M20: 38,348,367 km (0.029 R)
• M21: 41,175,168 km (0.083 R)
• M22: 51,223,807 km (0.084 R)
• M23: 53,297,383 km (0.106 R)
• M24: 58,623,217 km (0.109 R)
• M25: 59,441,218 km (0.026 R)
• M26: 71,009,172 km (0.12 R)
• M27: 79,917,277 km (0.111 R)
• M28: 84,248,734 km (0.097 R)
• M29: 89,541,656 km (0.079 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 10,708 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit