🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.48 AU - 0.56 AU

Year: 136 Days

Day: 31.2 Hours

Environment

Temp: 219 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,567,823 km

• M1: 211,831 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.57 AU - 0.87 AU

Year: 221 Days

Day: 26.1 Hours

Environment

Temp: 118 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.46 AU - 3.12 AU

Year: 1685 Days

Day: 21.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 8.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.01 AU - 8.27 AU

Year: 7637 Days

Day: 9.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,567,823 km

• M1: 102,026 km (0.069 R)
• M2: 361,428 km (0.082 R)
• M3: 666,758 km (0.07 R)
• M4: 995,873 km (0.112 R)
• M5: 1,618,051 km (0.115 R)
• M6: 2,068,789 km (0.109 R)
• M7: 2,341,057 km (0.069 R)
• M8: 2,619,160 km (0.071 R)
• M9: 3,413,225 km (0.065 R)
• M10: 3,772,410 km (0.102 R)
• M11: 4,181,709 km (0.088 R)
• M12: 4,755,118 km (0.054 R)
• M13: 5,291,426 km (0.119 R)
• M14: 5,559,356 km (0.034 R)
• M15: 5,930,508 km (0.084 R)
• M16: 8,720,060 km (0.106 R)
• M17: 9,221,961 km (0.072 R)
• M18: 10,237,730 km (0.099 R)
• M19: 10,514,486 km (0.115 R)
• M20: 10,987,066 km (0.119 R)
• M21: 11,722,190 km (0.049 R)
• M22: 14,238,875 km (0.065 R)
• M23: 15,411,573 km (0.088 R)
• M24: 15,836,730 km (0.083 R)
• M25: 17,485,149 km (0.093 R)
• M26: 21,568,572 km (0.056 R)
• M27: 22,024,247 km (0.102 R)
• M28: 34,155,887 km (0.105 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 17,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit