🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.56 AU - 0.9 AU

Year: 229 Days

Day: 18.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,645,602 km

• M1: 35,305 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.95 AU - 1.35 AU

Year: 453 Days

Day: 47.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.6 AU - 4.34 AU

Year: 2373 Days

Day: 36.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,645,602 km

• M1: 2,703,682 km (0.041 R)

Asteroid Belt

Center: 7.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.4

Radius: 11.8

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.89 AU - 10.95 AU

Year: 13247 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,645,602 km

• M1: 146,905 km (0.096 R)
• M2: 600,935 km (0.08 R)
• M3: 1,470,846 km (0.08 R)
• M4: 2,249,204 km (0.028 R)
• M5: 3,594,388 km (0.08 R)
• M6: 4,779,802 km (0.109 R)
• M7: 6,651,720 km (0.117 R)
• M8: 8,345,916 km (0.098 R)
• M9: 10,405,579 km (0.111 R)
• M10: 12,515,059 km (0.097 R)
• M11: 12,947,097 km (0.072 R)
• M12: 16,447,987 km (0.05 R)
• M13: 17,363,077 km (0.074 R)
• M14: 18,589,181 km (0.09 R)
• M15: 31,337,762 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.6

Radius: 7.7

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 15.12 AU - 16.32 AU

Year: 22880 Days

Day: 16.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 65.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,645,602 km

• M1: 104,419 km (0.063 R)
• M2: 483,201 km (0.111 R)
• M3: 738,714 km (0.109 R)
• M4: 1,038,209 km (0.117 R)
• M5: 1,418,487 km (0.106 R)
• M6: 1,871,021 km (0.042 R)
• M7: 4,260,398 km (0.032 R)
• M8: 5,390,759 km (0.076 R)
• M9: 10,377,903 km (0.051 R)
• M10: 16,545,076 km (0.103 R)
• M11: 24,257,594 km (0.109 R)
• M12: 24,680,208 km (0.096 R)
• M13: 26,867,478 km (0.094 R)
• M14: 27,892,673 km (0.107 R)
• M15: 40,352,829 km (0.066 R)
• M16: 46,877,540 km (0.069 R)
• M17: 60,408,518 km (0.113 R)
• M18: 70,814,246 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 19,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit