🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.79 AU - 2.95 AU

Year: 1803 Days

Day: 35.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.3

Radius: 11.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 8.42 AU - 13.3 AU

Year: 13272 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 95.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,549,448 km

• M1: 150,795 km (0.082 R)
• M2: 595,250 km (0.07 R)
• M3: 961,914 km (0.117 R)
• M4: 2,013,288 km (0.094 R)
• M5: 2,906,986 km (0.062 R)
• M6: 3,293,547 km (0.111 R)
• M7: 4,072,204 km (0.095 R)
• M8: 4,611,953 km (0.102 R)
• M9: 5,835,364 km (0.115 R)
• M10: 8,913,490 km (0.102 R)
• M11: 9,340,442 km (0.117 R)
• M12: 11,187,378 km (0.102 R)
• M13: 11,938,957 km (0.113 R)
• M14: 13,710,944 km (0.104 R)
• M15: 14,748,256 km (0.066 R)
• M16: 17,305,631 km (0.051 R)
• M17: 20,218,152 km (0.086 R)
• M18: 30,892,559 km (0.107 R)
• M19: 33,076,388 km (0.082 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.5

Radius: 4.8

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 16.68 AU - 21.02 AU

Year: 30351 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,549,448 km

• M1: 62,682 km (0.075 R)
• M2: 286,181 km (0.118 R)
• M3: 459,116 km (0.083 R)
• M4: 2,498,733 km (0.085 R)
• M5: 2,704,430 km (0.067 R)
• M6: 2,996,146 km (0.111 R)
• M7: 3,557,138 km (0.113 R)
• M8: 4,216,865 km (0.1 R)
• M9: 5,736,181 km (0.118 R)
• M10: 6,596,668 km (0.11 R)
• M11: 8,672,338 km (0.079 R)
• M12: 10,904,338 km (0.061 R)
• M13: 12,610,502 km (0.067 R)
• M14: 13,216,523 km (0.074 R)
• M15: 14,341,649 km (0.062 R)
• M16: 15,453,161 km (0.04 R)
• M17: 18,955,696 km (0.108 R)
• M18: 19,839,819 km (0.082 R)
• M19: 20,201,098 km (0.096 R)
• M20: 20,566,715 km (0.107 R)
• M21: 20,751,319 km (0.077 R)
• M22: 23,051,835 km (0.066 R)
• M23: 34,084,977 km (0.113 R)
• M24: 35,126,478 km (0.057 R)
• M25: 35,921,441 km (0.057 R)
• M26: 38,938,830 km (0.042 R)
• M27: 41,972,675 km (0.064 R)
• M28: 45,005,023 km (0.084 R)
• M29: 45,160,456 km (0.077 R)
• M30: 50,825,577 km (0.111 R)
• M31: 53,391,779 km (0.098 R)
• M32: 54,618,482 km (0.113 R)
• M33: 57,858,772 km (0.082 R)
• M34: 66,515,252 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 16,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit