🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.65 AU - 0.99 AU

Year: 313 Days

Day: 42.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 79,015,093 km

• M1: 55,052 km (0.082 R)
• M2: 134,788 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.34 AU - 1.72 AU

Year: 798 Days

Day: 43.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,015,093 km

• M1: 1,186,610 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.93 AU - 1.99 AU

Year: 1157 Days

Day: 36.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,015,093 km

• M1: 521,498 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.8

Radius: 3.6

Gravity: 76.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 11.07 AU - 12.95 AU

Year: 17554 Days

Day: 16.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,015,093 km

• M1: 44,730 km (0.087 R)
• M2: 171,290 km (0.105 R)
• M3: 399,576 km (0.071 R)
• M4: 715,227 km (0.093 R)
• M5: 829,670 km (0.119 R)
• M6: 2,681,243 km (0.113 R)
• M7: 3,401,706 km (0.054 R)
• M8: 4,242,596 km (0.116 R)
• M9: 4,874,796 km (0.045 R)
• M10: 6,236,286 km (0.114 R)
• M11: 7,933,624 km (0.066 R)
• M12: 9,222,260 km (0.094 R)
• M13: 9,564,989 km (0.09 R)
• M14: 9,681,077 km (0.088 R)
• M15: 10,336,465 km (0.083 R)
• M16: 10,644,038 km (0.053 R)
• M17: 11,277,286 km (0.117 R)
• M18: 12,549,017 km (0.078 R)
• M19: 17,102,328 km (0.036 R)
• M20: 18,684,026 km (0.114 R)
• M21: 19,979,693 km (0.105 R)
• M22: 24,985,238 km (0.073 R)
• M23: 27,598,563 km (0.107 R)
• M24: 32,305,660 km (0.092 R)
• M25: 50,274,309 km (0.113 R)
• M26: 50,801,791 km (0.079 R)
• M27: 51,333,013 km (0.113 R)
• M28: 52,586,793 km (0.104 R)
• M29: 55,341,937 km (0.101 R)
• M30: 55,716,381 km (0.081 R)
• M31: 56,659,894 km (0.089 R)
• M32: 57,231,209 km (0.077 R)
• M33: 57,614,179 km (0.095 R)
• M34: 62,546,122 km (0.118 R)
• M35: 63,565,033 km (0.113 R)
• M36: 75,744,543 km (0.034 R)
• M37: 78,071,239 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 14,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit