🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.67 AU - 1.01 AU

Year: 269 Days

Day: 27.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.76 AU - 1.22 AU

Year: 345 Days

Day: 24.9 Hours

Environment

Temp: 106 °C

Axial Tilt: 121.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1 AU - 1.04 AU

Year: 360 Days

Day: 27.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 72.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.08 AU - 3.38 AU

Year: 1578 Days

Day: 41.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.76 AU - 3.54 AU

Year: 1956 Days

Day: 17.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.7

Radius: 11.5

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.25 AU - 10.47 AU

Year: 11666 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,263,006 km

• M1: 143,016 km (0.092 R)
• M2: 545,883 km (0.115 R)
• M3: 2,170,067 km (0.076 R)
• M4: 2,669,873 km (0.093 R)
• M5: 3,083,063 km (0.098 R)
• M6: 6,011,142 km (0.056 R)
• M7: 6,609,982 km (0.113 R)
• M8: 13,860,392 km (0.051 R)
• M9: 15,108,637 km (0.12 R)
• M10: 16,075,338 km (0.073 R)
• M11: 16,502,141 km (0.047 R)
• M12: 29,162,011 km (0.12 R)
• M13: 31,316,070 km (0.108 R)
• M14: 42,738,167 km (0.111 R)
• M15: 44,110,578 km (0.115 R)
• M16: 45,512,160 km (0.081 R)
• M17: 46,510,876 km (0.078 R)
• M18: 47,088,024 km (0.11 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 14,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit