🌌 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: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.18 AU - 2.68 AU

Year: 1642 Days

Day: 18.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,912,265 km

• M1: 26,030 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.1

Radius: 14.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.4 AU - 3.22 AU

Year: 2042 Days

Day: 6.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,912,265 km

• M1: 179,218 km (0.074 R)
• M2: 634,445 km (0.117 R)
• M3: 1,117,346 km (0.117 R)
• M4: 1,739,973 km (0.082 R)
• M5: 2,681,841 km (0.105 R)
• M6: 3,839,429 km (0.116 R)
• M7: 4,428,546 km (0.098 R)
• M8: 4,894,543 km (0.101 R)
• M9: 5,545,294 km (0.105 R)
• M10: 6,158,645 km (0.099 R)
• M11: 6,617,163 km (0.072 R)
• M12: 7,072,688 km (0.119 R)
• M13: 8,626,112 km (0.081 R)
• M14: 9,546,738 km (0.111 R)
• M15: 10,130,020 km (0.049 R)
• M16: 11,155,214 km (0.103 R)
• M17: 11,693,168 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.7

Radius: 10

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.98 AU - 6.26 AU

Year: 5022 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,912,265 km

• M1: 124,615 km (0.07 R)
• M2: 485,894 km (0.075 R)
• M3: 1,285,046 km (0.089 R)
• M4: 3,266,769 km (0.029 R)
• M5: 4,678,075 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.8

Radius: 5.5

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.37 AU - 15.17 AU

Year: 18631 Days

Day: 17 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,912,265 km

• M1: 68,516 km (0.116 R)
• M2: 268,977 km (0.093 R)
• M3: 505,641 km (0.048 R)
• M4: 1,200,373 km (0.055 R)
• M5: 2,396,857 km (0.103 R)
• M6: 2,862,705 km (0.095 R)
• M7: 3,336,631 km (0.089 R)
• M8: 3,540,383 km (0.102 R)
• M9: 4,561,837 km (0.086 R)
• M10: 5,482,164 km (0.062 R)
• M11: 5,948,909 km (0.091 R)
• M12: 6,920,697 km (0.087 R)
• M13: 7,127,142 km (0.034 R)
• M14: 7,727,029 km (0.111 R)
• M15: 7,949,182 km (0.103 R)
• M16: 8,977,967 km (0.101 R)
• M17: 11,991,915 km (0.118 R)
• M18: 13,789,932 km (0.088 R)
• M19: 15,902,852 km (0.11 R)
• M20: 18,143,978 km (0.102 R)
• M21: 18,855,316 km (0.037 R)
• M22: 22,965,966 km (0.044 R)
• M23: 25,424,009 km (0.069 R)
• M24: 28,895,726 km (0.103 R)
• M25: 30,302,545 km (0.079 R)
• M26: 30,967,058 km (0.117 R)
• M27: 32,324,958 km (0.108 R)
• M28: 40,243,622 km (0.085 R)
• M29: 47,260,810 km (0.058 R)
• M30: 52,630,326 km (0.054 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit