🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.8

Radius: 11.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.83 AU - 1.27 AU

Year: 756 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,431,475 km

• M1: 138,079 km (0.05 R)
• M2: 676,781 km (0.044 R)
• M3: 1,107,024 km (0.097 R)
• M4: 1,677,890 km (0.097 R)
• M5: 2,082,103 km (0.045 R)
• M6: 2,543,164 km (0.083 R)
• M7: 2,915,064 km (0.083 R)
• M8: 3,485,032 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 13.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.24 AU - 1.9 AU

Year: 1383 Days

Day: 10.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,431,475 km

• M1: 167,998 km (0.119 R)
• M2: 597,643 km (0.038 R)
• M3: 1,063,192 km (0.069 R)
• M4: 1,501,663 km (0.096 R)
• M5: 2,131,321 km (0.051 R)
• M6: 2,834,880 km (0.111 R)
• M7: 3,397,368 km (0.117 R)
• M8: 4,533,414 km (0.098 R)
• M9: 5,771,037 km (0.062 R)
• M10: 7,822,921 km (0.057 R)
• M11: 8,574,352 km (0.051 R)
• M12: 9,597,003 km (0.065 R)
• M13: 10,356,661 km (0.105 R)
• M14: 11,156,112 km (0.068 R)
• M15: 12,109,050 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 9.5

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.2 AU - 4.18 AU

Year: 4983 Days

Day: 14.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,431,475 km

• M1: 118,182 km (0.108 R)
• M2: 499,956 km (0.064 R)
• M3: 916,287 km (0.096 R)
• M4: 1,549,535 km (0.098 R)
• M5: 1,853,667 km (0.026 R)
• M6: 2,772,049 km (0.065 R)
• M7: 5,056,707 km (0.064 R)
• M8: 5,605,881 km (0.09 R)
• M9: 5,975,687 km (0.105 R)
• M10: 11,276,239 km (0.066 R)
• M11: 17,416,782 km (0.088 R)
• M12: 19,675,411 km (0.096 R)
• M13: 20,223,089 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.8

Radius: 6.6

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.62 AU - 9.26 AU

Year: 18789 Days

Day: 16.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,431,475 km

• M1: 85,420 km (0.069 R)
• M2: 436,826 km (0.096 R)
• M3: 929,601 km (0.042 R)
• M4: 1,970,802 km (0.118 R)
• M5: 2,365,442 km (0.118 R)
• M6: 2,684,534 km (0.115 R)
• M7: 4,088,360 km (0.068 R)
• M8: 4,700,066 km (0.077 R)
• M9: 7,512,506 km (0.111 R)
• M10: 13,201,563 km (0.117 R)
• M11: 13,760,162 km (0.065 R)
• M12: 15,599,168 km (0.039 R)
• M13: 15,874,578 km (0.091 R)
• M14: 17,154,388 km (0.065 R)
• M15: 18,501,666 km (0.11 R)
• M16: 29,646,109 km (0.059 R)
• M17: 41,464,640 km (0.068 R)
• M18: 42,795,164 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 11,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit