🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.74 AU

Year: 174 Days

Day: 19.2 Hours

Environment

Temp: 240 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,141,259 km

• M1: 119,828 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.62 AU - 1.88 AU

Year: 806 Days

Day: 41 Hours

Environment

Temp: -39 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.89 AU - 6.25 AU

Year: 3976 Days

Day: 35.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,141,259 km

• M1: 197,020 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.5

Radius: 10.1

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.91 AU - 5.91 AU

Year: 5004 Days

Day: 11.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,141,259 km

• M1: 128,056 km (0.105 R)
• M2: 762,949 km (0.066 R)
• M3: 2,276,880 km (0.111 R)
• M4: 2,946,480 km (0.07 R)
• M5: 3,455,112 km (0.076 R)
• M6: 4,701,711 km (0.05 R)
• M7: 8,366,411 km (0.079 R)
• M8: 9,388,613 km (0.072 R)
• M9: 9,908,017 km (0.086 R)
• M10: 10,400,642 km (0.117 R)
• M11: 12,229,925 km (0.069 R)
• M12: 16,514,558 km (0.041 R)
• M13: 18,184,369 km (0.111 R)
• M14: 20,533,953 km (0.085 R)
• M15: 20,968,685 km (0.099 R)
• M16: 30,723,812 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.1

Radius: 9.6

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.29 AU - 11.55 AU

Year: 13440 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,141,259 km

• M1: 119,529 km (0.094 R)
• M2: 462,557 km (0.062 R)
• M3: 1,114,953 km (0.076 R)
• M4: 1,483,562 km (0.108 R)
• M5: 1,836,613 km (0.082 R)
• M6: 4,180,363 km (0.117 R)
• M7: 10,340,654 km (0.085 R)
• M8: 10,762,819 km (0.084 R)
• M9: 12,214,965 km (0.113 R)
• M10: 15,987,076 km (0.099 R)
• M11: 16,695,272 km (0.08 R)
• M12: 18,250,641 km (0.037 R)
• M13: 31,494,241 km (0.032 R)
• M14: 35,383,188 km (0.113 R)
• M15: 40,354,774 km (0.052 R)
• M16: 41,402,108 km (0.117 R)
• M17: 45,070,697 km (0.048 R)
• M18: 46,197,917 km (0.095 R)
• M19: 48,215,693 km (0.087 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 13,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit