🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 12.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.61 AU - 0.85 AU

Year: 416 Days

Day: 10.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,230,010 km

• M1: 155,432 km (0.115 R)
• M2: 553,662 km (0.093 R)
• M3: 1,161,179 km (0.111 R)
• M4: 1,639,144 km (0.114 R)
• M5: 2,150,469 km (0.103 R)
• M6: 2,778,032 km (0.081 R)
• M7: 3,176,262 km (0.105 R)
• M8: 3,993,964 km (0.118 R)
• M9: 5,058,353 km (0.115 R)
• M10: 6,378,105 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.4

Radius: 13.7

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.99 AU - 1.59 AU

Year: 977 Days

Day: 13.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,230,010 km

• M1: 170,542 km (0.094 R)
• M2: 758,162 km (0.105 R)
• M3: 1,411,007 km (0.081 R)
• M4: 1,877,304 km (0.093 R)
• M5: 3,479,048 km (0.037 R)
• M6: 3,928,440 km (0.11 R)
• M7: 4,623,023 km (0.104 R)
• M8: 5,437,583 km (0.114 R)
• M9: 6,499,279 km (0.068 R)
• M10: 7,304,714 km (0.085 R)
• M11: 8,124,361 km (0.051 R)
• M12: 8,677,275 km (0.067 R)
• M13: 9,453,538 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.2

Radius: 9.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.83 AU - 3.07 AU

Year: 3379 Days

Day: 6.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,230,010 km

• M1: 114,442 km (0.077 R)
• M2: 575,503 km (0.072 R)
• M3: 1,070,522 km (0.083 R)
• M4: 1,440,179 km (0.105 R)
• M5: 1,884,185 km (0.085 R)
• M6: 2,417,801 km (0.098 R)
• M7: 3,078,126 km (0.08 R)
• M8: 3,719,003 km (0.116 R)
• M9: 6,665,333 km (0.096 R)
• M10: 7,070,295 km (0.108 R)
• M11: 10,927,526 km (0.119 R)
• M12: 11,635,573 km (0.103 R)
• M13: 11,927,289 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.3

Radius: 11

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.76 AU - 3.8 AU

Year: 3961 Days

Day: 10.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,230,010 km

• M1: 136,882 km (0.051 R)
• M2: 520,750 km (0.088 R)
• M3: 868,266 km (0.089 R)
• M4: 1,268,740 km (0.053 R)
• M5: 1,768,845 km (0.048 R)
• M6: 2,129,825 km (0.114 R)
• M7: 3,058,828 km (0.091 R)
• M8: 5,843,891 km (0.041 R)
• M9: 6,226,114 km (0.073 R)
• M10: 6,847,095 km (0.057 R)
• M11: 8,321,980 km (0.106 R)
• M12: 8,731,130 km (0.091 R)
• M13: 9,630,363 km (0.101 R)
• M14: 9,998,523 km (0.079 R)
• M15: 10,719,884 km (0.074 R)
• M16: 12,846,119 km (0.025 R)
• M17: 16,541,635 km (0.111 R)
• M18: 17,611,110 km (0.098 R)
• M19: 18,411,908 km (0.075 R)
• M20: 18,980,230 km (0.032 R)
• M21: 19,560,370 km (0.041 R)
• M22: 20,019,785 km (0.086 R)
• M23: 23,073,676 km (0.044 R)
• M24: 24,711,474 km (0.05 R)
• M25: 25,403,214 km (0.116 R)
• M26: 26,345,681 km (0.035 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: 227 - 14,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit