🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.99 AU - 1.59 AU

Year: 552 Days

Day: 41 Hours

Environment

Temp: -32 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,680,901 km

• M1: 33,510 km (0.069 R)
• M2: 160,070 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.95 AU - 2.79 AU

Year: 1375 Days

Day: 47.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.96 AU - 3.04 AU

Year: 1489 Days

Day: 19.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.43 AU - 3.71 AU

Year: 2026 Days

Day: 26.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 8.5

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.46 AU - 10.9 AU

Year: 11346 Days

Day: 10.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,680,901 km

• M1: 106,065 km (0.097 R)
• M2: 401,969 km (0.104 R)
• M3: 669,600 km (0.027 R)
• M4: 973,433 km (0.087 R)
• M5: 1,842,298 km (0.1 R)
• M6: 2,327,144 km (0.027 R)
• M7: 2,610,034 km (0.118 R)
• M8: 3,384,652 km (0.098 R)
• M9: 4,086,864 km (0.094 R)
• M10: 4,733,576 km (0.07 R)
• M11: 5,066,281 km (0.088 R)
• M12: 6,629,878 km (0.118 R)
• M13: 7,202,988 km (0.108 R)
• M14: 8,102,819 km (0.043 R)
• M15: 10,373,416 km (0.093 R)
• M16: 10,677,847 km (0.07 R)
• M17: 12,234,563 km (0.074 R)
• M18: 15,329,593 km (0.088 R)
• M19: 15,658,559 km (0.113 R)
• M20: 16,952,132 km (0.099 R)
• M21: 21,340,435 km (0.089 R)
• M22: 22,842,697 km (0.118 R)
• M23: 24,058,928 km (0.063 R)
• M24: 30,275,767 km (0.038 R)
• M25: 31,529,846 km (0.114 R)
• M26: 32,062,414 km (0.114 R)
• M27: 33,918,176 km (0.089 R)
• M28: 35,042,703 km (0.089 R)
• M29: 36,308,151 km (0.03 R)
• M30: 41,166,940 km (0.1 R)
• M31: 42,834,807 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 14,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit