🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 11.1

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.43 AU - 1.57 AU

Year: 1291 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,244,014 km

• M1: 138,079 km (0.1 R)
• M2: 510,278 km (0.076 R)
• M3: 1,243,308 km (0.118 R)
• M4: 1,703,621 km (0.091 R)
• M5: 2,405,833 km (0.113 R)
• M6: 2,974,754 km (0.1 R)
• M7: 3,961,052 km (0.109 R)
• M8: 4,511,573 km (0.092 R)
• M9: 4,893,346 km (0.084 R)
• M10: 5,613,660 km (0.113 R)
• M11: 6,309,440 km (0.053 R)
• M12: 6,986,520 km (0.117 R)
• M13: 7,394,772 km (0.101 R)
• M14: 8,009,620 km (0.12 R)
• M15: 8,745,342 km (0.108 R)
• M16: 9,402,675 km (0.102 R)
• M17: 9,964,565 km (0.115 R)
• M18: 10,849,436 km (0.067 R)
• M19: 11,259,185 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.8

Radius: 14.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.57 AU - 1.83 AU

Year: 1558 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,244,014 km

• M1: 185,352 km (0.056 R)
• M2: 1,335,909 km (0.115 R)
• M3: 1,843,195 km (0.117 R)
• M4: 2,671,519 km (0.094 R)
• M5: 3,752,663 km (0.044 R)
• M6: 4,468,339 km (0.077 R)
• M7: 5,614,558 km (0.098 R)
• M8: 6,662,192 km (0.071 R)
• M9: 8,131,991 km (0.069 R)
• M10: 8,930,245 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.8

Radius: 9.8

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.19 AU - 2.45 AU

Year: 2484 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,244,014 km

• M1: 121,922 km (0.057 R)
• M2: 488,287 km (0.05 R)
• M3: 948,151 km (0.076 R)
• M4: 1,655,899 km (0.109 R)
• M5: 2,076,418 km (0.11 R)
• M6: 2,757,687 km (0.034 R)
• M7: 3,915,275 km (0.052 R)
• M8: 4,310,812 km (0.086 R)
• M9: 4,732,977 km (0.094 R)
• M10: 6,272,340 km (0.108 R)
• M11: 6,956,151 km (0.089 R)
• M12: 8,439,863 km (0.066 R)
• M13: 9,799,109 km (0.105 R)
• M14: 10,344,693 km (0.095 R)
• M15: 11,496,596 km (0.086 R)
• M16: 12,689,340 km (0.101 R)
• M17: 14,984,172 km (0.076 R)
• M18: 15,610,687 km (0.108 R)
• M19: 16,864,617 km (0.115 R)
• M20: 17,437,128 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.4

Radius: 10.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.7 AU - 4.28 AU

Year: 5602 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,244,014 km

• M1: 137,929 km (0.119 R)
• M2: 611,855 km (0.09 R)
• M3: 1,335,311 km (0.111 R)
• M4: 1,996,084 km (0.111 R)
• M5: 2,651,622 km (0.112 R)
• M6: 3,087,401 km (0.096 R)
• M7: 4,204,897 km (0.11 R)
• M8: 4,912,794 km (0.081 R)
• M9: 5,331,219 km (0.056 R)
• M10: 9,987,603 km (0.091 R)
• M11: 13,801,301 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.5

Radius: 7.5

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.39 AU - 8.15 AU

Year: 15224 Days

Day: 24.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,244,014 km

• M1: 100,679 km (0.046 R)
• M2: 397,631 km (0.111 R)
• M3: 633,547 km (0.114 R)
• M4: 1,083,687 km (0.119 R)
• M5: 1,538,165 km (0.101 R)
• M6: 2,094,520 km (0.073 R)
• M7: 2,527,755 km (0.103 R)
• M8: 2,921,347 km (0.102 R)
• M9: 3,249,266 km (0.102 R)
• M10: 3,601,569 km (0.091 R)
• M11: 4,512,769 km (0.116 R)
• M12: 5,955,790 km (0.09 R)
• M13: 8,359,529 km (0.091 R)
• M14: 9,830,525 km (0.065 R)
• M15: 10,395,406 km (0.103 R)
• M16: 11,651,879 km (0.047 R)
• M17: 14,535,228 km (0.09 R)
• M18: 15,268,258 km (0.074 R)
• M19: 18,447,961 km (0.104 R)
• M20: 21,570,367 km (0.091 R)
• M21: 28,047,656 km (0.104 R)
• M22: 31,180,983 km (0.086 R)
• M23: 32,275,292 km (0.075 R)
• M24: 33,773,814 km (0.093 R)
• M25: 34,669,007 km (0.114 R)
• M26: 36,640,558 km (0.087 R)
• M27: 41,967,439 km (0.119 R)
• M28: 52,236,285 km (0.054 R)
• M29: 53,089,292 km (0.114 R)
• M30: 56,236,682 km (0.106 R)
• M31: 57,312,889 km (0.081 R)
• M32: 65,233,797 km (0.106 R)
• M33: 65,628,287 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202

Radius: 7.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.67 AU - 10.35 AU

Year: 17450 Days

Day: 19.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,244,014 km

• M1: 97,089 km (0.104 R)
• M2: 357,240 km (0.062 R)
• M3: 1,485,058 km (0.095 R)
• M4: 3,231,164 km (0.041 R)
• M5: 4,109,005 km (0.111 R)
• M6: 7,006,267 km (0.085 R)
• M7: 7,485,279 km (0.102 R)
• M8: 8,376,134 km (0.086 R)
• M9: 8,869,957 km (0.067 R)
• M10: 10,417,697 km (0.12 R)
• M11: 11,201,889 km (0.102 R)
• M12: 14,864,643 km (0.06 R)
• M13: 15,857,673 km (0.117 R)
• M14: 21,494,671 km (0.11 R)
• M15: 22,165,019 km (0.11 R)
• M16: 32,083,956 km (0.114 R)
• M17: 32,629,240 km (0.095 R)
• M18: 33,402,811 km (0.061 R)
• M19: 35,564,500 km (0.076 R)
• M20: 39,912,712 km (0.116 R)
• M21: 42,868,766 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit