🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.61 AU - 0.71 AU

Year: 200 Days

Day: 35.7 Hours

Environment

Temp: 193 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,928,318 km

• M1: 64,327 km (0.095 R)
• M2: 256,560 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.96 AU - 1.16 AU

Year: 407 Days

Day: 40.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.15 AU - 1.33 AU

Year: 515 Days

Day: 23.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 9.7

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.43 AU - 11.73 AU

Year: 11054 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,928,318 km

• M1: 120,875 km (0.112 R)
• M2: 991,535 km (0.115 R)
• M3: 1,946,867 km (0.073 R)
• M4: 2,252,196 km (0.051 R)
• M5: 5,357,249 km (0.114 R)
• M6: 5,964,018 km (0.084 R)
• M7: 7,281,976 km (0.055 R)
• M8: 8,784,686 km (0.111 R)
• M9: 17,526,438 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.6

Radius: 8.8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.18 AU - 10.64 AU

Year: 11630 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,928,318 km

• M1: 111,450 km (0.044 R)
• M2: 540,048 km (0.117 R)
• M3: 2,378,606 km (0.083 R)
• M4: 3,057,332 km (0.044 R)
• M5: 4,030,466 km (0.119 R)
• M6: 4,739,410 km (0.076 R)
• M7: 5,109,366 km (0.12 R)
• M8: 8,222,497 km (0.109 R)
• M9: 14,728,958 km (0.117 R)
• M10: 16,272,060 km (0.117 R)
• M11: 17,115,642 km (0.105 R)
• M12: 19,244,868 km (0.079 R)
• M13: 24,104,855 km (0.035 R)
• M14: 26,328,926 km (0.066 R)
• M15: 30,788,289 km (0.115 R)
• M16: 34,340,490 km (0.115 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: 351 - 13,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit