🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 9.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.53 AU - 0.65 AU

Year: 302 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,825,607 km

• M1: 123,119 km (0.117 R)
• M2: 437,873 km (0.063 R)
• M3: 748,737 km (0.106 R)
• M4: 1,094,757 km (0.119 R)
• M5: 1,506,600 km (0.068 R)
• M6: 1,825,094 km (0.034 R)
• M7: 2,448,618 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 11.5

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.04 AU - 1.1 AU

Year: 738 Days

Day: 8.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 108.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 41,825,607 km

• M1: 143,016 km (0.118 R)
• M2: 816,804 km (0.082 R)
• M3: 1,197,531 km (0.092 R)
• M4: 1,863,241 km (0.079 R)
• M5: 3,235,802 km (0.099 R)
• M6: 3,663,652 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.5

Radius: 11.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.63 AU - 2.37 AU

Year: 1886 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,825,607 km

• M1: 152,889 km (0.079 R)
• M2: 903,122 km (0.028 R)
• M3: 1,480,421 km (0.057 R)
• M4: 2,123,542 km (0.103 R)
• M5: 3,135,721 km (0.065 R)
• M6: 4,186,945 km (0.109 R)
• M7: 6,703,780 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.3

Radius: 5.4

Gravity: 15.24 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.01 AU - 7.25 AU

Year: 10121 Days

Day: 15.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,825,607 km

• M1: 67,469 km (0.116 R)
• M2: 302,636 km (0.082 R)
• M3: 517,908 km (0.047 R)
• M4: 1,044,044 km (0.096 R)
• M5: 1,872,965 km (0.109 R)
• M6: 2,234,244 km (0.089 R)
• M7: 2,841,163 km (0.115 R)
• M8: 3,030,254 km (0.048 R)
• M9: 3,295,491 km (0.085 R)
• M10: 3,600,073 km (0.05 R)
• M11: 4,570,813 km (0.084 R)
• M12: 4,772,471 km (0.111 R)
• M13: 6,976,945 km (0.108 R)
• M14: 8,863,375 km (0.112 R)
• M15: 9,132,202 km (0.088 R)
• M16: 10,558,468 km (0.095 R)
• M17: 12,182,054 km (0.061 R)
• M18: 12,514,460 km (0.113 R)
• M19: 15,012,894 km (0.108 R)
• M20: 15,459,444 km (0.106 R)
• M21: 15,718,398 km (0.043 R)
• M22: 15,980,344 km (0.033 R)
• M23: 16,178,711 km (0.083 R)
• M24: 16,513,062 km (0.102 R)
• M25: 20,422,054 km (0.074 R)
• M26: 21,367,363 km (0.111 R)
• M27: 21,850,863 km (0.097 R)
• M28: 28,718,902 km (0.095 R)
• M29: 30,509,139 km (0.065 R)
• M30: 32,161,597 km (0.098 R)
• M31: 38,890,510 km (0.092 R)
• M32: 41,575,492 km (0.053 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: 275 - 17,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit