🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.51 AU - 0.63 AU

Year: 274 Days

Day: 13.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.49 AU - 0.79 AU

Year: 326 Days

Day: 44.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,603,038 km

• M1: 33,809 km (0.079 R)
• M2: 577,597 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.63 AU - 0.67 AU

Year: 333 Days

Day: 34.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 12

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.62 AU - 4.32 AU

Year: 5029 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,603,038 km

• M1: 153,936 km (0.091 R)
• M2: 531,372 km (0.12 R)
• M3: 928,255 km (0.106 R)
• M4: 2,148,225 km (0.085 R)
• M5: 2,529,401 km (0.113 R)
• M6: 3,548,162 km (0.086 R)
• M7: 4,173,481 km (0.063 R)
• M8: 4,920,424 km (0.09 R)
• M9: 5,564,442 km (0.079 R)
• M10: 6,062,304 km (0.077 R)
• M11: 7,243,678 km (0.114 R)
• M12: 7,838,330 km (0.069 R)
• M13: 9,429,603 km (0.101 R)
• M14: 12,023,630 km (0.054 R)
• M15: 12,953,380 km (0.097 R)
• M16: 15,114,022 km (0.089 R)
• M17: 16,141,311 km (0.091 R)
• M18: 18,154,898 km (0.096 R)
• M19: 18,943,878 km (0.101 R)
• M20: 21,448,146 km (0.108 R)
• M21: 22,398,541 km (0.057 R)
• M22: 22,954,297 km (0.078 R)
• M23: 23,876,718 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 19,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit