🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.27 AU - 1.67 AU

Year: 654 Days

Day: 46.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.33 AU - 1.81 AU

Year: 722 Days

Day: 37.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.63 AU - 4.39 AU

Year: 2948 Days

Day: 31.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,966,892 km

• M1: 18,700 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.43 AU - 5.05 AU

Year: 3205 Days

Day: 20.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.1

Radius: 5.4

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.26 AU - 15.94 AU

Year: 20479 Days

Day: 22.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,966,892 km

• M1: 197,918 km (0.089 R)
• M2: 788,979 km (0.092 R)
• M3: 2,025,555 km (0.12 R)
• M4: 2,315,925 km (0.102 R)
• M5: 3,964,792 km (0.075 R)
• M6: 4,173,033 km (0.107 R)
• M7: 5,219,619 km (0.103 R)
• M8: 5,616,652 km (0.064 R)
• M9: 12,384,909 km (0.094 R)
• M10: 12,638,327 km (0.104 R)
• M11: 14,026,596 km (0.112 R)
• M12: 17,259,106 km (0.118 R)
• M13: 20,073,341 km (0.066 R)
• M14: 28,745,530 km (0.113 R)
• M15: 30,436,435 km (0.078 R)
• M16: 37,203,794 km (0.108 R)
• M17: 43,581,001 km (0.086 R)
• M18: 45,959,458 km (0.099 R)
• M19: 51,135,395 km (0.089 R)
• M20: 55,134,594 km (0.076 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: 425 - 12,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit