🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.19 AU - 1.77 AU

Year: 648 Days

Day: 45.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3 AU - 3.52 AU

Year: 2118 Days

Day: 42.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.34 AU - 4.48 AU

Year: 3333 Days

Day: 14.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,636,104 km

• M1: 40,541 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.34 AU - 5.46 AU

Year: 3904 Days

Day: 38.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.1

Radius: 5.9

Gravity: 20 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 20.16 AU - 20.44 AU

Year: 32917 Days

Day: 15.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 106,636,104 km

• M1: 73,303 km (0.116 R)
• M2: 257,458 km (0.069 R)
• M3: 606,171 km (0.059 R)
• M4: 1,162,226 km (0.027 R)
• M5: 1,386,922 km (0.07 R)
• M6: 1,621,342 km (0.087 R)
• M7: 2,101,700 km (0.092 R)
• M8: 2,313,830 km (0.091 R)
• M9: 2,809,149 km (0.117 R)
• M10: 3,156,665 km (0.1 R)
• M11: 4,336,094 km (0.105 R)
• M12: 4,721,010 km (0.059 R)
• M13: 5,212,738 km (0.077 R)
• M14: 5,648,068 km (0.105 R)
• M15: 6,060,210 km (0.104 R)
• M16: 6,944,632 km (0.038 R)
• M17: 8,428,194 km (0.118 R)
• M18: 11,066,502 km (0.08 R)
• M19: 14,292,281 km (0.082 R)
• M20: 15,848,548 km (0.108 R)
• M21: 16,667,447 km (0.117 R)
• M22: 17,134,342 km (0.107 R)
• M23: 20,331,996 km (0.088 R)
• M24: 20,544,126 km (0.11 R)
• M25: 22,070,623 km (0.111 R)
• M26: 23,321,859 km (0.103 R)
• M27: 33,580,084 km (0.108 R)
• M28: 37,254,507 km (0.11 R)
• M29: 44,849,890 km (0.077 R)
• M30: 45,209,524 km (0.087 R)
• M31: 46,483,499 km (0.116 R)
• M32: 50,061,731 km (0.095 R)
• M33: 52,413,708 km (0.113 R)
• M34: 54,022,035 km (0.079 R)
• M35: 61,446,129 km (0.119 R)
• M36: 67,146,406 km (0.071 R)
• M37: 78,276,637 km (0.112 R)
• M38: 85,787,797 km (0.066 R)
• M39: 86,898,561 km (0.099 R)
• M40: 90,574,779 km (0.096 R)
• M41: 95,536,641 km (0.034 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 15,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit