🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.4

Radius: 11

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.8 AU - 2.38 AU

Year: 2015 Days

Day: 7.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,840,983 km

• M1: 136,732 km (0.102 R)
• M2: 1,001,259 km (0.076 R)
• M3: 1,448,855 km (0.071 R)
• M4: 2,515,488 km (0.098 R)
• M5: 3,001,232 km (0.095 R)
• M6: 3,813,399 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.3

Radius: 12.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.24 AU - 2.74 AU

Year: 2620 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 114.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,840,983 km

• M1: 157,975 km (0.071 R)
• M2: 668,403 km (0.086 R)
• M3: 1,181,973 km (0.113 R)
• M4: 1,567,935 km (0.114 R)
• M5: 2,071,781 km (0.061 R)
• M6: 3,203,190 km (0.118 R)
• M7: 4,041,237 km (0.109 R)
• M8: 7,602,414 km (0.095 R)
• M9: 8,198,263 km (0.106 R)
• M10: 9,422,272 km (0.113 R)
• M11: 10,864,994 km (0.117 R)
• M12: 12,121,467 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.6

Radius: 14.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.52 AU - 3.2 AU

Year: 3225 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,840,983 km

• M1: 181,612 km (0.105 R)
• M2: 814,860 km (0.105 R)
• M3: 1,521,560 km (0.062 R)
• M4: 2,097,661 km (0.119 R)
• M5: 4,272,066 km (0.111 R)
• M6: 4,762,299 km (0.082 R)
• M7: 6,109,727 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.5

Radius: 10

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.89 AU - 4.39 AU

Year: 4631 Days

Day: 12.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,840,983 km

• M1: 124,615 km (0.068 R)
• M2: 445,502 km (0.087 R)
• M3: 887,863 km (0.098 R)
• M4: 1,481,917 km (0.094 R)
• M5: 2,147,029 km (0.039 R)
• M6: 2,586,248 km (0.06 R)
• M7: 3,665,597 km (0.056 R)
• M8: 4,002,940 km (0.104 R)
• M9: 4,317,843 km (0.087 R)
• M10: 5,264,499 km (0.041 R)
• M11: 6,013,834 km (0.042 R)
• M12: 7,917,467 km (0.106 R)
• M13: 8,725,445 km (0.047 R)
• M14: 13,656,640 km (0.12 R)
• M15: 17,059,543 km (0.085 R)
• M16: 17,723,608 km (0.063 R)
• M17: 18,404,727 km (0.037 R)
• M18: 19,399,553 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 10.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.43 AU - 4.23 AU

Year: 4998 Days

Day: 6.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,840,983 km

• M1: 132,245 km (0.115 R)
• M2: 482,453 km (0.085 R)
• M3: 822,938 km (0.11 R)
• M4: 2,010,895 km (0.028 R)
• M5: 2,393,716 km (0.1 R)
• M6: 2,747,066 km (0.081 R)
• M7: 4,044,378 km (0.103 R)
• M8: 4,659,974 km (0.033 R)
• M9: 9,028,082 km (0.085 R)
• M10: 10,042,505 km (0.051 R)
• M11: 10,499,826 km (0.116 R)
• M12: 10,851,830 km (0.084 R)
• M13: 11,211,912 km (0.054 R)
• M14: 12,168,141 km (0.074 R)
• M15: 12,556,946 km (0.054 R)
• M16: 12,998,559 km (0.064 R)
• M17: 13,819,552 km (0.076 R)
• M18: 17,343,928 km (0.104 R)
• M19: 17,781,502 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.2

Radius: 6.9

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.71 AU - 7.79 AU

Year: 13018 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,840,983 km

• M1: 86,019 km (0.117 R)
• M2: 620,382 km (0.041 R)
• M3: 1,110,166 km (0.084 R)
• M4: 1,439,880 km (0.074 R)
• M5: 1,710,053 km (0.085 R)
• M6: 1,947,016 km (0.078 R)
• M7: 2,170,067 km (0.066 R)
• M8: 2,730,610 km (0.114 R)
• M9: 3,682,352 km (0.11 R)
• M10: 4,746,890 km (0.113 R)
• M11: 5,618,746 km (0.054 R)
• M12: 6,146,977 km (0.101 R)
• M13: 8,281,289 km (0.078 R)
• M14: 9,441,570 km (0.067 R)
• M15: 11,740,590 km (0.116 R)
• M16: 12,368,902 km (0.08 R)
• M17: 15,714,060 km (0.107 R)
• M18: 15,988,721 km (0.117 R)
• M19: 16,831,705 km (0.098 R)
• M20: 19,459,392 km (0.063 R)
• M21: 21,077,592 km (0.119 R)
• M22: 21,327,869 km (0.048 R)
• M23: 23,940,297 km (0.085 R)
• M24: 24,856,584 km (0.075 R)
• M25: 26,564,393 km (0.054 R)
• M26: 27,845,400 km (0.05 R)
• M27: 33,722,502 km (0.039 R)
• M28: 34,179,523 km (0.11 R)
• M29: 34,873,059 km (0.082 R)
• M30: 36,407,484 km (0.039 R)
• M31: 44,897,463 km (0.065 R)
• M32: 46,289,022 km (0.069 R)
• M33: 48,140,744 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.7

Radius: 7.2

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.61 AU - 12.65 AU

Year: 23112 Days

Day: 22.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,840,983 km

• M1: 89,609 km (0.111 R)
• M2: 531,222 km (0.04 R)
• M3: 1,078,152 km (0.071 R)
• M4: 1,687,314 km (0.085 R)
• M5: 2,029,894 km (0.085 R)
• M6: 2,461,932 km (0.088 R)
• M7: 4,388,304 km (0.066 R)
• M8: 5,147,364 km (0.041 R)
• M9: 6,071,878 km (0.096 R)
• M10: 7,239,340 km (0.105 R)
• M11: 8,245,535 km (0.119 R)
• M12: 9,179,774 km (0.091 R)
• M13: 11,949,429 km (0.078 R)
• M14: 13,419,228 km (0.051 R)
• M15: 14,930,915 km (0.053 R)
• M16: 16,473,119 km (0.082 R)
• M17: 17,200,614 km (0.06 R)
• M18: 21,541,345 km (0.105 R)
• M19: 22,313,121 km (0.101 R)
• M20: 23,707,971 km (0.106 R)
• M21: 27,447,619 km (0.059 R)
• M22: 29,989,287 km (0.103 R)
• M23: 30,347,574 km (0.098 R)
• M24: 36,340,614 km (0.091 R)
• M25: 37,021,135 km (0.047 R)
• M26: 38,548,230 km (0.109 R)
• M27: 46,657,482 km (0.077 R)
• M28: 49,428,034 km (0.117 R)
• M29: 53,173,815 km (0.111 R)
• M30: 53,698,754 km (0.09 R)
• M31: 64,739,376 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 11,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit