🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.74 AU

Year: 196 Days

Day: 26.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.84 AU

Year: 234 Days

Day: 31.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.37 AU - 1.65 AU

Year: 695 Days

Day: 39.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.7

Radius: 10.8

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.47 AU - 10.53 AU

Year: 12750 Days

Day: 13.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,442,764 km

• M1: 134,339 km (0.093 R)
• M2: 732,431 km (0.111 R)
• M3: 1,862,194 km (0.045 R)
• M4: 2,305,004 km (0.037 R)
• M5: 2,838,919 km (0.058 R)
• M6: 4,018,947 km (0.088 R)
• M7: 5,171,898 km (0.072 R)
• M8: 6,309,141 km (0.066 R)
• M9: 7,115,324 km (0.074 R)
• M10: 12,734,818 km (0.045 R)
• M11: 14,020,462 km (0.069 R)
• M12: 20,116,575 km (0.081 R)
• M13: 25,070,060 km (0.114 R)
• M14: 28,687,636 km (0.099 R)
• M15: 40,951,370 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.6

Radius: 7.3

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.46 AU - 18.54 AU

Year: 23983 Days

Day: 24 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,442,764 km

• M1: 97,837 km (0.112 R)
• M2: 594,801 km (0.102 R)
• M3: 965,205 km (0.038 R)
• M4: 1,349,223 km (0.053 R)
• M5: 2,947,826 km (0.068 R)
• M6: 3,316,585 km (0.087 R)
• M7: 3,916,023 km (0.094 R)
• M8: 5,217,824 km (0.104 R)
• M9: 6,622,847 km (0.049 R)
• M10: 7,052,343 km (0.104 R)
• M11: 7,785,223 km (0.081 R)
• M12: 9,691,249 km (0.069 R)
• M13: 10,158,443 km (0.118 R)
• M14: 13,231,632 km (0.119 R)
• M15: 14,343,743 km (0.062 R)
• M16: 20,505,231 km (0.114 R)
• M17: 27,379,701 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 18,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit