🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 10.9

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.06 AU - 1.16 AU

Year: 793 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,632,882 km

• M1: 135,536 km (0.119 R)
• M2: 475,871 km (0.057 R)
• M3: 1,027,438 km (0.056 R)
• M4: 1,398,890 km (0.081 R)
• M5: 2,089,882 km (0.085 R)
• M6: 2,594,326 km (0.055 R)
• M7: 2,957,700 km (0.096 R)
• M8: 3,524,227 km (0.096 R)
• M9: 3,910,189 km (0.114 R)
• M10: 4,576,797 km (0.108 R)
• M11: 5,471,243 km (0.109 R)
• M12: 6,305,849 km (0.12 R)
• M13: 7,800,332 km (0.069 R)
• M14: 8,485,939 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.6

Radius: 14.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.32 AU - 1.42 AU

Year: 1088 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,632,882 km

• M1: 183,108 km (0.119 R)
• M2: 960,568 km (0.092 R)
• M3: 1,555,219 km (0.119 R)
• M4: 2,236,189 km (0.058 R)
• M5: 2,893,223 km (0.108 R)
• M6: 3,416,067 km (0.062 R)
• M7: 4,035,702 km (0.118 R)
• M8: 4,526,233 km (0.104 R)
• M9: 5,317,157 km (0.041 R)
• M10: 6,591,731 km (0.098 R)
• M11: 8,007,675 km (0.114 R)
• M12: 8,961,361 km (0.088 R)
• M13: 9,895,750 km (0.094 R)
• M14: 10,532,438 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.1

Radius: 12.7

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.72 AU - 2.24 AU

Year: 1890 Days

Day: 13.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,632,882 km

• M1: 157,975 km (0.112 R)
• M2: 602,580 km (0.088 R)
• M3: 1,008,589 km (0.089 R)
• M4: 1,472,641 km (0.067 R)
• M5: 1,883,138 km (0.059 R)
• M6: 3,955,667 km (0.083 R)
• M7: 4,428,995 km (0.095 R)
• M8: 4,830,515 km (0.052 R)
• M9: 6,445,873 km (0.084 R)
• M10: 8,459,909 km (0.091 R)
• M11: 8,914,986 km (0.085 R)
• M12: 10,564,003 km (0.029 R)
• M13: 11,324,110 km (0.12 R)
• M14: 12,202,100 km (0.115 R)
• M15: 13,647,664 km (0.065 R)
• M16: 14,642,041 km (0.118 R)
• M17: 15,252,101 km (0.115 R)
• M18: 16,025,971 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 14.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.24 AU - 2.62 AU

Year: 2569 Days

Day: 7.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 84.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,632,882 km

• M1: 178,620 km (0.111 R)
• M2: 658,231 km (0.118 R)
• M3: 1,262,756 km (0.116 R)
• M4: 1,822,850 km (0.109 R)
• M5: 2,431,863 km (0.108 R)
• M6: 5,097,248 km (0.119 R)
• M7: 5,744,109 km (0.117 R)
• M8: 6,445,275 km (0.104 R)
• M9: 7,932,277 km (0.112 R)
• M10: 13,140,976 km (0.074 R)
• M11: 14,017,021 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.2

Radius: 14.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.88 AU - 5.32 AU

Year: 7812 Days

Day: 14.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,632,882 km

• M1: 179,069 km (0.087 R)
• M2: 633,697 km (0.108 R)
• M3: 1,089,970 km (0.102 R)
• M4: 1,753,137 km (0.088 R)
• M5: 2,536,133 km (0.088 R)
• M6: 3,477,403 km (0.104 R)
• M7: 4,802,989 km (0.051 R)
• M8: 5,704,167 km (0.091 R)
• M9: 6,784,413 km (0.106 R)
• M10: 7,355,428 km (0.094 R)
• M11: 8,193,027 km (0.116 R)
• M12: 11,936,414 km (0.05 R)
• M13: 12,558,741 km (0.089 R)
• M14: 13,257,363 km (0.089 R)
• M15: 15,087,693 km (0.101 R)
• M16: 16,694,823 km (0.051 R)
• M17: 22,122,832 km (0.114 R)
• M18: 26,130,709 km (0.102 R)
• M19: 27,537,976 km (0.119 R)
• M20: 29,087,960 km (0.109 R)
• M21: 30,407,562 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531

Radius: 7.5

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.56 AU - 9.18 AU

Year: 14975 Days

Day: 24.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,632,882 km

• M1: 93,648 km (0.104 R)
• M2: 371,003 km (0.058 R)
• M3: 1,164,021 km (0.083 R)
• M4: 1,807,441 km (0.089 R)
• M5: 2,237,236 km (0.058 R)
• M6: 3,127,643 km (0.087 R)
• M7: 6,862,802 km (0.116 R)
• M8: 7,952,623 km (0.072 R)
• M9: 12,709,237 km (0.088 R)
• M10: 13,089,514 km (0.114 R)
• M11: 22,940,235 km (0.114 R)
• M12: 27,084,994 km (0.114 R)
• M13: 27,927,230 km (0.054 R)
• M14: 49,426,239 km (0.072 R)
• M15: 49,738,599 km (0.089 R)
• M16: 51,319,400 km (0.079 R)
• M17: 55,754,827 km (0.114 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: 335 - 14,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit