🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 30.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,184,224 km

• M1: 37,399 km (0.12 R)
• M2: 60,438 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.47 AU - 0.57 AU

Year: 242 Days

Day: 15.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,184,224 km

• M1: 47,572 km (0.077 R)
• M2: 245,041 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.5

Radius: 14

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.09 AU - 1.29 AU

Year: 838 Days

Day: 13.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,184,224 km

• M1: 174,282 km (0.058 R)
• M2: 624,721 km (0.099 R)
• M3: 1,370,316 km (0.096 R)
• M4: 2,156,304 km (0.073 R)
• M5: 3,081,118 km (0.093 R)
• M6: 4,241,399 km (0.079 R)
• M7: 4,676,878 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900

Radius: 4.1

Gravity: 53.54 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.06 AU - 12.34 AU

Year: 21034 Days

Day: 16.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,184,224 km

• M1: 63,130 km (0.041 R)
• M2: 319,092 km (0.095 R)
• M3: 1,126,622 km (0.099 R)
• M4: 2,151,666 km (0.076 R)
• M5: 3,318,230 km (0.116 R)
• M6: 4,308,568 km (0.117 R)
• M7: 4,629,605 km (0.038 R)
• M8: 7,288,558 km (0.096 R)
• M9: 9,050,821 km (0.045 R)
• M10: 9,458,026 km (0.081 R)
• M11: 13,765,098 km (0.105 R)
• M12: 16,340,426 km (0.102 R)
• M13: 17,561,593 km (0.079 R)
• M14: 20,678,465 km (0.087 R)
• M15: 22,419,335 km (0.06 R)
• M16: 26,895,752 km (0.062 R)
• M17: 35,095,960 km (0.077 R)
• M18: 38,010,874 km (0.084 R)
• M19: 38,612,557 km (0.12 R)
• M20: 47,542,054 km (0.058 R)
• M21: 48,416,154 km (0.057 R)
• M22: 54,645,709 km (0.081 R)
• M23: 55,991,192 km (0.085 R)
• M24: 78,662,450 km (0.12 R)
• M25: 81,865,640 km (0.104 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: 232 - 19,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit