🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.61 AU - 0.71 AU

Year: 199 Days

Day: 27.9 Hours

Environment

Temp: 128 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.44 AU - 1.85 AU

Year: 779 Days

Day: 19.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.4

Radius: 13.1

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.3 AU - 6.6 AU

Year: 5382 Days

Day: 7.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,228,057 km

• M1: 167,550 km (0.1 R)
• M2: 1,054,964 km (0.108 R)
• M3: 3,571,500 km (0.031 R)
• M4: 6,641,996 km (0.079 R)
• M5: 8,659,024 km (0.12 R)
• M6: 9,295,114 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 11

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.65 AU - 9.33 AU

Year: 9174 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,228,057 km

• M1: 136,882 km (0.117 R)
• M2: 502,350 km (0.098 R)
• M3: 964,457 km (0.083 R)
• M4: 2,190,711 km (0.111 R)
• M5: 2,824,109 km (0.025 R)
• M6: 3,576,137 km (0.077 R)
• M7: 5,025,890 km (0.106 R)
• M8: 8,540,393 km (0.104 R)
• M9: 10,006,452 km (0.031 R)
• M10: 14,878,555 km (0.114 R)
• M11: 22,916,599 km (0.111 R)
• M12: 23,977,248 km (0.119 R)
• M13: 30,826,885 km (0.112 R)
• M14: 31,901,148 km (0.109 R)
• M15: 32,557,433 km (0.112 R)
• M16: 38,876,747 km (0.047 R)
• M17: 39,877,556 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 18,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit