🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.67 AU - 0.83 AU

Year: 230 Days

Day: 41.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,170,721 km

• M1: 204,650 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.63 AU - 0.89 AU

Year: 235 Days

Day: 16 Hours

Environment

Temp: 169 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 22,170,721 km

• M1: 123,418 km (0.115 R)
• M2: 608,863 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.37 AU - 1.41 AU

Year: 581 Days

Day: 40.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 22,170,721 km

• M1: 114,293 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.32 AU - 3.82 AU

Year: 1908 Days

Day: 41.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.77 AU - 3.97 AU

Year: 2701 Days

Day: 21.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132

Radius: 8.2

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.75 AU - 11.05 AU

Year: 11051 Days

Day: 13.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,170,721 km

• M1: 102,026 km (0.099 R)
• M2: 1,230,742 km (0.071 R)
• M3: 1,632,412 km (0.103 R)
• M4: 2,898,309 km (0.093 R)
• M5: 3,592,892 km (0.105 R)
• M6: 6,345,493 km (0.09 R)
• M7: 6,632,571 km (0.049 R)
• M8: 8,126,456 km (0.075 R)
• M9: 9,664,172 km (0.094 R)
• M10: 13,618,044 km (0.109 R)
• M11: 14,204,916 km (0.073 R)
• M12: 21,529,228 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.3

Radius: 3.2

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 14.2 AU - 18.52 AU

Year: 23475 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,170,721 km

• M1: 602,131 km (0.094 R)
• M2: 711,936 km (0.075 R)
• M3: 980,614 km (0.054 R)
• M4: 3,524,675 km (0.086 R)
• M5: 5,314,165 km (0.108 R)
• M6: 5,521,059 km (0.06 R)
• M7: 17,898,488 km (0.074 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 10,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit