🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.55 AU - 0.75 AU

Year: 192 Days

Day: 27.1 Hours

Environment

Temp: 125 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,711,648 km

• M1: 490,831 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.06 AU - 1.36 AU

Year: 489 Days

Day: 16.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.4 AU - 1.42 AU

Year: 615 Days

Day: 38.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.6

Radius: 11.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.3 AU - 5.62 AU

Year: 4683 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,711,648 km

• M1: 144,212 km (0.059 R)
• M2: 520,152 km (0.071 R)
• M3: 938,577 km (0.071 R)
• M4: 1,413,101 km (0.116 R)
• M5: 2,091,079 km (0.075 R)
• M6: 2,505,764 km (0.108 R)
• M7: 4,965,453 km (0.1 R)
• M8: 5,387,319 km (0.079 R)
• M9: 5,832,971 km (0.108 R)
• M10: 6,531,443 km (0.097 R)
• M11: 7,427,983 km (0.06 R)
• M12: 9,721,618 km (0.115 R)
• M13: 10,704,027 km (0.078 R)
• M14: 11,604,606 km (0.026 R)
• M15: 12,452,527 km (0.118 R)
• M16: 13,341,288 km (0.054 R)
• M17: 14,724,619 km (0.116 R)
• M18: 15,539,778 km (0.075 R)
• M19: 16,140,413 km (0.045 R)
• M20: 18,765,856 km (0.087 R)
• M21: 19,378,160 km (0.057 R)
• M22: 20,714,817 km (0.031 R)
• M23: 22,489,646 km (0.114 R)
• M24: 24,686,042 km (0.098 R)
• M25: 27,108,032 km (0.116 R)
• M26: 28,867,901 km (0.094 R)
• M27: 30,422,672 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit