🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.79 AU - 1.21 AU

Year: 373 Days

Day: 38.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.99 AU - 4.13 AU

Year: 3050 Days

Day: 12.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.8

Radius: 4.6

Gravity: 36.95 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 14.76 AU - 16.24 AU

Year: 22748 Days

Day: 18.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,643,623 km

• M1: 57,296 km (0.032 R)
• M2: 326,722 km (0.072 R)
• M3: 596,596 km (0.072 R)
• M4: 1,761,515 km (0.041 R)
• M5: 2,019,721 km (0.099 R)
• M6: 2,302,760 km (0.034 R)
• M7: 2,513,843 km (0.045 R)
• M8: 2,712,359 km (0.059 R)
• M9: 4,063,377 km (0.082 R)
• M10: 4,998,364 km (0.116 R)
• M11: 5,515,973 km (0.059 R)
• M12: 6,290,740 km (0.099 R)
• M13: 9,632,906 km (0.108 R)
• M14: 9,996,579 km (0.049 R)
• M15: 10,181,781 km (0.113 R)
• M16: 10,815,627 km (0.05 R)
• M17: 11,678,657 km (0.049 R)
• M18: 12,302,330 km (0.088 R)
• M19: 13,843,488 km (0.12 R)
• M20: 14,073,719 km (0.109 R)
• M21: 14,779,671 km (0.079 R)
• M22: 16,176,915 km (0.067 R)
• M23: 16,864,018 km (0.088 R)
• M24: 26,924,026 km (0.069 R)
• M25: 27,403,039 km (0.064 R)
• M26: 28,009,808 km (0.091 R)
• M27: 28,874,184 km (0.025 R)
• M28: 29,376,085 km (0.108 R)
• M29: 34,018,406 km (0.034 R)
• M30: 40,361,805 km (0.086 R)
• M31: 40,831,692 km (0.119 R)
• M32: 41,463,892 km (0.076 R)
• M33: 48,148,374 km (0.117 R)
• M34: 58,461,950 km (0.081 R)
• M35: 63,812,019 km (0.09 R)
• M36: 66,387,645 km (0.117 R)
• M37: 67,701,115 km (0.093 R)
• M38: 71,974,528 km (0.088 R)
• M39: 75,947,398 km (0.081 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 10,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit