🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.57 AU - 0.77 AU

Year: 191 Days

Day: 44.4 Hours

Environment

Temp: 233 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,708,353 km

• M1: 37,399 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.98 AU - 1.18 AU

Year: 391 Days

Day: 38.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,708,353 km

• M1: 67,469 km (0.092 R)
• M2: 145,260 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.3 AU - 6.2 AU

Year: 4189 Days

Day: 17.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.5

Radius: 5.5

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 13.47 AU - 15.97 AU

Year: 19668 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,708,353 km

• M1: 68,815 km (0.088 R)
• M2: 589,864 km (0.071 R)
• M3: 881,879 km (0.087 R)
• M4: 1,291,628 km (0.11 R)
• M5: 2,054,128 km (0.083 R)
• M6: 2,345,994 km (0.098 R)
• M7: 2,901,152 km (0.083 R)
• M8: 3,616,379 km (0.085 R)
• M9: 8,015,903 km (0.104 R)
• M10: 13,512,876 km (0.11 R)
• M11: 23,085,644 km (0.049 R)
• M12: 28,247,220 km (0.073 R)
• M13: 31,752,447 km (0.099 R)
• M14: 45,233,459 km (0.041 R)
• M15: 46,219,309 km (0.05 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 15,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit