🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 172 Days

Day: 34.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.64 AU - 0.8 AU

Year: 215 Days

Day: 16.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 127.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,371,026 km

• M1: 35,903 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.53 AU - 3.63 AU

Year: 2381 Days

Day: 24.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.7

Radius: 13.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.86 AU - 11.18 AU

Year: 9521 Days

Day: 8.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 91,371,026 km

• M1: 166,502 km (0.075 R)
• M2: 823,387 km (0.119 R)
• M3: 2,270,746 km (0.085 R)
• M4: 4,025,679 km (0.112 R)
• M5: 4,704,703 km (0.079 R)
• M6: 7,003,424 km (0.107 R)
• M7: 9,682,423 km (0.097 R)
• M8: 12,449,684 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.9

Radius: 5.6

Gravity: 26.02 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 13.59 AU - 19.93 AU

Year: 24115 Days

Day: 19.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,371,026 km

• M1: 69,862 km (0.046 R)
• M2: 248,033 km (0.097 R)
• M3: 575,952 km (0.086 R)
• M4: 927,357 km (0.111 R)
• M5: 1,692,999 km (0.111 R)
• M6: 1,886,728 km (0.064 R)
• M7: 2,950,668 km (0.112 R)
• M8: 3,262,131 km (0.105 R)
• M9: 3,754,009 km (0.038 R)
• M10: 4,472,976 km (0.079 R)
• M11: 8,956,574 km (0.111 R)
• M12: 9,854,610 km (0.112 R)
• M13: 11,688,979 km (0.052 R)
• M14: 12,468,085 km (0.081 R)
• M15: 16,189,631 km (0.033 R)
• M16: 19,988,669 km (0.12 R)
• M17: 20,287,865 km (0.055 R)
• M18: 22,040,553 km (0.071 R)
• M19: 24,003,726 km (0.054 R)
• M20: 25,492,076 km (0.103 R)
• M21: 27,652,867 km (0.092 R)
• M22: 37,367,903 km (0.056 R)
• M23: 43,230,493 km (0.108 R)
• M24: 43,563,798 km (0.095 R)
• M25: 46,991,534 km (0.076 R)
• M26: 52,086,089 km (0.066 R)
• M27: 60,399,392 km (0.111 R)
• M28: 63,355,596 km (0.1 R)
• M29: 63,570,418 km (0.103 R)
• M30: 64,217,579 km (0.077 R)
• M31: 65,965,031 km (0.103 R)
• M32: 67,073,103 km (0.107 R)
• M33: 72,564,990 km (0.05 R)
• M34: 83,397,971 km (0.095 R)
• M35: 85,476,783 km (0.092 R)
• M36: 91,097,324 km (0.086 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 14,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit