🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.52 AU - 0.8 AU

Year: 199 Days

Day: 38.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.71 AU - 0.77 AU

Year: 236 Days

Day: 34.3 Hours

Environment

Temp: 164 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.66 AU - 1.98 AU

Year: 911 Days

Day: 19.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.02 AU - 4.1 AU

Year: 2491 Days

Day: 12.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,921,203 km

• M1: 126,709 km (0.113 R)

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.6

Radius: 13.6

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.75 AU - 8.15 AU

Year: 8313 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,921,203 km

• M1: 181,013 km (0.104 R)
• M2: 629,957 km (0.063 R)
• M3: 1,131,558 km (0.101 R)
• M4: 1,580,352 km (0.099 R)
• M5: 2,198,490 km (0.093 R)
• M6: 2,703,832 km (0.043 R)
• M7: 3,243,880 km (0.047 R)
• M8: 4,331,606 km (0.063 R)
• M9: 5,556,364 km (0.102 R)
• M10: 6,333,974 km (0.073 R)
• M11: 6,820,466 km (0.096 R)
• M12: 7,257,292 km (0.101 R)
• M13: 7,947,836 km (0.047 R)
• M14: 14,364,687 km (0.118 R)
• M15: 15,893,278 km (0.056 R)
• M16: 16,339,977 km (0.106 R)
• M17: 19,199,690 km (0.079 R)
• M18: 20,672,331 km (0.116 R)
• M19: 23,102,100 km (0.096 R)
• M20: 25,109,703 km (0.077 R)
• M21: 29,565,626 km (0.052 R)
• M22: 30,535,768 km (0.059 R)
• M23: 32,335,281 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.3

Radius: 6.5

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.76 AU - 14.4 AU

Year: 16547 Days

Day: 16.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 109.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,921,203 km

• M1: 84,074 km (0.073 R)
• M2: 347,217 km (0.064 R)
• M3: 1,365,529 km (0.116 R)
• M4: 2,076,269 km (0.03 R)
• M5: 3,134,524 km (0.111 R)
• M6: 3,367,298 km (0.096 R)
• M7: 3,667,541 km (0.11 R)
• M8: 7,185,335 km (0.112 R)
• M9: 10,876,962 km (0.063 R)
• M10: 12,796,303 km (0.105 R)
• M11: 14,571,431 km (0.092 R)
• M12: 20,421,157 km (0.078 R)
• M13: 26,055,461 km (0.051 R)
• M14: 28,886,750 km (0.118 R)
• M15: 32,644,649 km (0.112 R)
• M16: 38,735,975 km (0.102 R)
• M17: 39,564,149 km (0.109 R)
• M18: 48,189,065 km (0.12 R)
• M19: 50,443,804 km (0.087 R)
• M20: 58,707,291 km (0.062 R)
• M21: 62,589,954 km (0.064 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 16,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit