🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.89 AU - 1.43 AU

Year: 452 Days

Day: 20.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 115.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.18 AU - 1.22 AU

Year: 475 Days

Day: 38.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.27 AU - 4.73 AU

Year: 3452 Days

Day: 33.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.2

Radius: 12.1

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.67 AU - 7.07 AU

Year: 5143 Days

Day: 9.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,033,141 km

• M1: 150,495 km (0.078 R)
• M2: 608,415 km (0.03 R)
• M3: 1,103,434 km (0.12 R)
• M4: 1,840,802 km (0.102 R)
• M5: 2,993,603 km (0.1 R)
• M6: 3,538,887 km (0.063 R)
• M7: 4,603,276 km (0.077 R)
• M8: 9,440,074 km (0.053 R)
• M9: 10,443,427 km (0.059 R)
• M10: 11,937,611 km (0.034 R)
• M11: 12,417,371 km (0.058 R)
• M12: 14,092,568 km (0.074 R)
• M13: 15,402,298 km (0.063 R)
• M14: 17,578,049 km (0.073 R)
• M15: 19,618,863 km (0.095 R)
• M16: 23,562,861 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.5

Radius: 4.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 14.56 AU - 23.66 AU

Year: 30212 Days

Day: 15.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,033,141 km

• M1: 52,359 km (0.117 R)
• M2: 422,464 km (0.087 R)
• M3: 667,057 km (0.045 R)
• M4: 905,815 km (0.118 R)
• M5: 5,375,351 km (0.119 R)
• M6: 8,088,757 km (0.04 R)
• M7: 10,803,958 km (0.089 R)
• M8: 16,070,551 km (0.107 R)
• M9: 19,700,992 km (0.059 R)
• M10: 25,276,954 km (0.069 R)
• M11: 30,473,685 km (0.115 R)
• M12: 48,863,452 km (0.075 R)
• M13: 53,387,890 km (0.092 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 17,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit