🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 9.2

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.82 AU - 0.88 AU

Year: 541 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,754,866 km

• M1: 114,442 km (0.094 R)
• M2: 524,789 km (0.089 R)
• M3: 869,612 km (0.051 R)
• M4: 1,172,698 km (0.099 R)
• M5: 1,600,847 km (0.106 R)
• M6: 1,930,710 km (0.089 R)
• M7: 2,227,213 km (0.113 R)
• M8: 2,532,991 km (0.108 R)
• M9: 2,855,225 km (0.088 R)
• M10: 3,556,390 km (0.099 R)
• M11: 3,976,760 km (0.084 R)
• M12: 4,850,711 km (0.045 R)
• M13: 5,422,624 km (0.048 R)
• M14: 5,753,085 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.8

Radius: 14.4

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.13 AU - 1.79 AU

Year: 1218 Days

Day: 9.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 105.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,754,866 km

• M1: 179,069 km (0.108 R)
• M2: 645,664 km (0.083 R)
• M3: 1,138,589 km (0.073 R)
• M4: 1,977,684 km (0.101 R)
• M5: 2,790,000 km (0.107 R)
• M6: 3,262,580 km (0.087 R)
• M7: 4,253,965 km (0.081 R)
• M8: 5,181,322 km (0.095 R)
• M9: 6,649,775 km (0.034 R)
• M10: 7,203,586 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 13.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.76 AU - 3.34 AU

Year: 3677 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,754,866 km

• M1: 173,384 km (0.045 R)
• M2: 850,613 km (0.061 R)
• M3: 1,905,877 km (0.044 R)
• M4: 2,776,836 km (0.098 R)
• M5: 4,015,207 km (0.068 R)
• M6: 5,165,465 km (0.113 R)
• M7: 9,373,055 km (0.044 R)
• M8: 11,425,986 km (0.096 R)
• M9: 14,266,850 km (0.094 R)
• M10: 18,692,104 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.7

Radius: 6

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.09 AU - 8.39 AU

Year: 14864 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,754,866 km

• M1: 156,330 km (0.08 R)
• M2: 1,500,317 km (0.069 R)
• M3: 1,863,092 km (0.073 R)
• M4: 3,514,952 km (0.115 R)
• M5: 5,378,492 km (0.065 R)
• M6: 5,627,722 km (0.07 R)
• M7: 5,959,381 km (0.108 R)
• M8: 7,245,025 km (0.11 R)
• M9: 9,149,256 km (0.084 R)
• M10: 13,912,602 km (0.096 R)
• M11: 14,656,103 km (0.087 R)
• M12: 15,354,875 km (0.1 R)
• M13: 16,002,484 km (0.117 R)
• M14: 16,369,897 km (0.105 R)
• M15: 16,668,045 km (0.069 R)
• M16: 29,863,325 km (0.047 R)
• M17: 34,030,524 km (0.111 R)
• M18: 37,398,720 km (0.041 R)
• M19: 43,069,377 km (0.116 R)
• M20: 44,354,871 km (0.116 R)
• M21: 50,221,651 km (0.11 R)
• M22: 50,693,333 km (0.103 R)
• M23: 54,407,399 km (0.1 R)
• M24: 56,246,256 km (0.08 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 12,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit