🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.62 AU - 0.98 AU

Year: 274 Days

Day: 36.4 Hours

Environment

Temp: 73 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 16,982,337 km

• M1: 41,887 km (0.041 R)
• M2: 131,646 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.6

Radius: 13.9

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.73 AU - 5.27 AU

Year: 3655 Days

Day: 10.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,982,337 km

• M1: 172,935 km (0.058 R)
• M2: 808,726 km (0.051 R)
• M3: 1,657,096 km (0.116 R)
• M4: 2,218,237 km (0.077 R)
• M5: 2,940,047 km (0.049 R)
• M6: 3,752,363 km (0.075 R)
• M7: 4,358,534 km (0.094 R)
• M8: 5,416,939 km (0.078 R)
• M9: 6,609,832 km (0.091 R)
• M10: 7,236,498 km (0.11 R)
• M11: 9,090,614 km (0.107 R)
• M12: 9,629,316 km (0.105 R)
• M13: 13,618,642 km (0.09 R)
• M14: 15,003,170 km (0.065 R)
• M15: 15,702,391 km (0.106 R)
• M16: 19,530,002 km (0.096 R)
• M17: 20,889,099 km (0.094 R)
• M18: 23,507,211 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.1

Radius: 8.2

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.85 AU - 5.37 AU

Year: 3790 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,982,337 km

• M1: 102,026 km (0.116 R)
• M2: 362,625 km (0.081 R)
• M3: 708,645 km (0.114 R)
• M4: 1,095,655 km (0.07 R)
• M5: 2,211,954 km (0.115 R)
• M6: 3,228,172 km (0.071 R)
• M7: 3,516,298 km (0.116 R)
• M8: 6,750,006 km (0.118 R)
• M9: 9,649,661 km (0.044 R)
• M10: 10,801,415 km (0.12 R)
• M11: 14,122,488 km (0.083 R)
• M12: 15,130,179 km (0.115 R)
• M13: 16,087,157 km (0.071 R)
• M14: 16,931,786 km (0.105 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit