🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 13

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.56 AU - 0.84 AU

Year: 391 Days

Day: 13.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,435,104 km

• M1: 161,715 km (0.106 R)
• M2: 579,393 km (0.045 R)
• M3: 1,034,469 km (0.054 R)
• M4: 1,558,959 km (0.059 R)
• M5: 2,027,350 km (0.053 R)
• M6: 2,689,321 km (0.115 R)
• M7: 3,287,862 km (0.116 R)
• M8: 3,867,105 km (0.107 R)
• M9: 4,282,089 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.8

Radius: 8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.7 AU - 1.04 AU

Year: 541 Days

Day: 14.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,435,104 km

• M1: 99,782 km (0.034 R)
• M2: 653,144 km (0.085 R)
• M3: 971,937 km (0.056 R)
• M4: 2,015,682 km (0.088 R)
• M5: 2,408,975 km (0.073 R)
• M6: 2,749,758 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.4

Radius: 10.6

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.97 AU - 1.33 AU

Year: 822 Days

Day: 13.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,435,104 km

• M1: 131,796 km (0.106 R)
• M2: 571,314 km (0.081 R)
• M3: 928,704 km (0.094 R)
• M4: 1,367,624 km (0.106 R)
• M5: 1,717,234 km (0.082 R)
• M6: 2,284,359 km (0.112 R)
• M7: 3,391,085 km (0.085 R)
• M8: 4,619,881 km (0.05 R)
• M9: 4,952,886 km (0.109 R)
• M10: 5,473,786 km (0.082 R)
• M11: 5,810,830 km (0.087 R)
• M12: 6,926,980 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.7

Radius: 5.9

Gravity: 19.73 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.87 AU - 7.17 AU

Year: 11102 Days

Day: 21.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,435,104 km

• M1: 73,602 km (0.069 R)
• M2: 358,137 km (0.083 R)
• M3: 605,423 km (0.055 R)
• M4: 828,772 km (0.084 R)
• M5: 1,141,581 km (0.11 R)
• M6: 1,339,051 km (0.088 R)
• M7: 1,740,721 km (0.083 R)
• M8: 1,987,109 km (0.037 R)
• M9: 3,238,794 km (0.072 R)
• M10: 3,960,753 km (0.057 R)
• M11: 5,371,910 km (0.098 R)
• M12: 5,718,079 km (0.058 R)
• M13: 7,806,914 km (0.056 R)
• M14: 9,141,776 km (0.075 R)
• M15: 11,788,911 km (0.097 R)
• M16: 12,794,358 km (0.057 R)
• M17: 14,309,186 km (0.079 R)
• M18: 14,506,655 km (0.117 R)
• M19: 16,509,771 km (0.099 R)
• M20: 21,915,340 km (0.096 R)
• M21: 23,613,126 km (0.085 R)
• M22: 24,167,087 km (0.118 R)
• M23: 24,729,575 km (0.082 R)
• M24: 27,980,187 km (0.04 R)
• M25: 30,733,686 km (0.119 R)
• M26: 36,649,234 km (0.066 R)
• M27: 40,068,144 km (0.097 R)
• M28: 40,592,036 km (0.062 R)
• M29: 41,921,961 km (0.071 R)
• M30: 42,733,679 km (0.09 R)
• M31: 47,094,906 km (0.06 R)
• M32: 51,435,039 km (0.079 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 14,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit