🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.41 AU - 2.45 AU

Year: 1344 Days

Day: 31.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,550,041 km

• M1: 34,408 km (0.082 R)

Asteroid Belt

Center: 6.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253

Radius: 12.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.45 AU - 12.73 AU

Year: 12226 Days

Day: 6.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,550,041 km

• M1: 172,337 km (0.107 R)
• M2: 694,433 km (0.03 R)
• M3: 1,108,221 km (0.106 R)
• M4: 1,832,275 km (0.043 R)
• M5: 2,336,270 km (0.074 R)
• M6: 2,993,154 km (0.076 R)
• M7: 4,297,947 km (0.065 R)
• M8: 5,534,224 km (0.08 R)
• M9: 6,286,402 km (0.083 R)
• M10: 14,833,526 km (0.066 R)
• M11: 16,089,401 km (0.052 R)
• M12: 17,483,204 km (0.117 R)
• M13: 19,318,321 km (0.048 R)
• M14: 19,908,036 km (0.051 R)
• M15: 20,968,834 km (0.112 R)
• M16: 21,434,832 km (0.119 R)
• M17: 24,979,553 km (0.094 R)
• M18: 25,415,631 km (0.082 R)
• M19: 27,394,960 km (0.113 R)
• M20: 28,139,659 km (0.084 R)
• M21: 30,454,686 km (0.037 R)
• M22: 32,789,759 km (0.117 R)
• M23: 33,418,070 km (0.099 R)
• M24: 38,970,096 km (0.087 R)

Planet 3 - Ice Giant

Semi-Major Axis: 20.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.8

Radius: 3.7

Gravity: 31.69 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 18.21 AU - 22.99 AU

Year: 33169 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,550,041 km

• M1: 49,367 km (0.104 R)
• M2: 256,411 km (0.081 R)
• M3: 400,174 km (0.049 R)
• M4: 745,596 km (0.095 R)
• M5: 981,063 km (0.086 R)
• M6: 1,102,237 km (0.1 R)
• M7: 1,310,926 km (0.102 R)
• M8: 1,807,292 km (0.065 R)
• M9: 2,119,951 km (0.118 R)
• M10: 2,371,276 km (0.1 R)
• M11: 2,960,841 km (0.052 R)
• M12: 3,486,079 km (0.06 R)
• M13: 5,349,620 km (0.034 R)
• M14: 6,035,077 km (0.076 R)
• M15: 8,665,307 km (0.042 R)
• M16: 9,607,026 km (0.067 R)
• M17: 13,746,100 km (0.118 R)
• M18: 15,104,448 km (0.108 R)
• M19: 15,436,705 km (0.074 R)
• M20: 15,858,721 km (0.113 R)
• M21: 16,201,898 km (0.091 R)
• M22: 17,899,535 km (0.086 R)
• M23: 19,712,212 km (0.095 R)
• M24: 21,748,688 km (0.102 R)
• M25: 27,814,283 km (0.066 R)
• M26: 28,062,915 km (0.085 R)
• M27: 32,658,113 km (0.109 R)
• M28: 35,060,655 km (0.101 R)
• M29: 37,427,143 km (0.104 R)
• M30: 40,214,152 km (0.084 R)
• M31: 40,532,047 km (0.081 R)
• M32: 49,581,073 km (0.079 R)
• M33: 49,763,732 km (0.08 R)
• M34: 51,240,412 km (0.093 R)
• M35: 59,474,429 km (0.11 R)
• M36: 63,687,703 km (0.095 R)
• M37: 71,067,067 km (0.091 R)
• M38: 74,362,558 km (0.115 R)
• M39: 75,563,680 km (0.116 R)
• M40: 86,432,713 km (0.11 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 20,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit