🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.31 AU - 1.49 AU

Year: 611 Days

Day: 20.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.1

Radius: 12.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.68 AU - 5.5 AU

Year: 4237 Days

Day: 13.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 60.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,643,010 km

• M1: 168,896 km (0.035 R)
• M2: 573,708 km (0.115 R)
• M3: 1,001,259 km (0.093 R)
• M4: 1,862,344 km (0.099 R)
• M5: 2,649,827 km (0.089 R)
• M6: 3,205,284 km (0.119 R)
• M7: 3,761,489 km (0.028 R)
• M8: 4,256,359 km (0.108 R)
• M9: 5,930,508 km (0.079 R)
• M10: 6,716,346 km (0.098 R)
• M11: 7,357,822 km (0.041 R)
• M12: 9,107,070 km (0.109 R)
• M13: 9,566,634 km (0.115 R)
• M14: 10,004,657 km (0.109 R)
• M15: 10,609,481 km (0.078 R)
• M16: 12,571,756 km (0.043 R)
• M17: 13,547,583 km (0.042 R)
• M18: 16,622,268 km (0.081 R)
• M19: 17,043,536 km (0.081 R)
• M20: 17,634,298 km (0.076 R)

Planet 3 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.9

Radius: 5.4

Gravity: 17.52 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 18.25 AU - 20.21 AU

Year: 31113 Days

Day: 16.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 92,643,010 km

• M1: 69,862 km (0.094 R)
• M2: 305,180 km (0.119 R)
• M3: 1,584,241 km (0.095 R)
• M4: 1,829,283 km (0.071 R)
• M5: 2,056,073 km (0.104 R)
• M6: 2,325,050 km (0.032 R)
• M7: 3,868,601 km (0.072 R)
• M8: 4,104,816 km (0.077 R)
• M9: 5,686,365 km (0.098 R)
• M10: 9,255,620 km (0.056 R)
• M11: 10,051,481 km (0.059 R)
• M12: 10,498,479 km (0.086 R)
• M13: 12,565,473 km (0.073 R)
• M14: 17,850,916 km (0.102 R)
• M15: 18,983,820 km (0.118 R)
• M16: 20,466,185 km (0.095 R)
• M17: 23,436,601 km (0.11 R)
• M18: 24,563,522 km (0.08 R)
• M19: 28,160,602 km (0.104 R)
• M20: 30,347,125 km (0.039 R)
• M21: 36,080,762 km (0.087 R)
• M22: 40,226,419 km (0.117 R)
• M23: 58,950,537 km (0.105 R)
• M24: 81,716,640 km (0.091 R)
• M25: 82,485,274 km (0.053 R)
• M26: 84,558,700 km (0.089 R)
• M27: 90,986,622 km (0.058 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 18,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit