🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.3

Radius: 14.8

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.82 AU - 0.92 AU

Year: 516 Days

Day: 13 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,525,092 km

• M1: 184,305 km (0.075 R)
• M2: 864,526 km (0.099 R)
• M3: 1,390,662 km (0.057 R)
• M4: 2,572,036 km (0.117 R)
• M5: 3,091,739 km (0.051 R)
• M6: 4,125,760 km (0.091 R)
• M7: 4,591,009 km (0.108 R)
• M8: 5,428,757 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 8.7

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.03 AU - 1.65 AU

Year: 986 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,525,092 km

• M1: 108,159 km (0.111 R)
• M2: 387,458 km (0.105 R)
• M3: 700,567 km (0.11 R)
• M4: 1,478,177 km (0.1 R)
• M5: 2,386,385 km (0.083 R)
• M6: 2,768,608 km (0.078 R)
• M7: 3,191,222 km (0.071 R)
• M8: 3,821,478 km (0.099 R)
• M9: 4,102,123 km (0.088 R)
• M10: 5,010,182 km (0.093 R)
• M11: 5,580,300 km (0.109 R)
• M12: 6,087,885 km (0.115 R)
• M13: 6,581,858 km (0.053 R)
• M14: 7,218,845 km (0.1 R)
• M15: 7,747,823 km (0.057 R)
• M16: 8,250,771 km (0.044 R)
• M17: 9,155,689 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.4

Radius: 14

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.08 AU - 2.7 AU

Year: 2349 Days

Day: 5.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,525,092 km

• M1: 174,132 km (0.104 R)
• M2: 670,647 km (0.038 R)
• M3: 1,261,858 km (0.105 R)
• M4: 1,733,540 km (0.077 R)
• M5: 2,290,044 km (0.12 R)
• M6: 2,774,592 km (0.104 R)
• M7: 3,787,070 km (0.107 R)
• M8: 4,270,570 km (0.105 R)
• M9: 5,555,018 km (0.042 R)
• M10: 6,182,132 km (0.092 R)
• M11: 7,499,192 km (0.09 R)
• M12: 8,699,116 km (0.113 R)
• M13: 9,862,988 km (0.091 R)
• M14: 10,717,341 km (0.092 R)
• M15: 11,337,424 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.7

Radius: 10.2

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.56 AU - 4.14 AU

Year: 3899 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,525,092 km

• M1: 128,205 km (0.055 R)
• M2: 512,672 km (0.047 R)
• M3: 941,419 km (0.098 R)
• M4: 2,121,298 km (0.047 R)
• M5: 4,186,048 km (0.109 R)
• M6: 4,862,679 km (0.098 R)
• M7: 5,423,222 km (0.03 R)
• M8: 5,913,604 km (0.049 R)
• M9: 6,734,896 km (0.08 R)
• M10: 7,269,559 km (0.079 R)
• M11: 9,195,482 km (0.092 R)
• M12: 12,247,727 km (0.091 R)
• M13: 12,712,677 km (0.036 R)
• M14: 14,587,737 km (0.066 R)
• M15: 15,163,390 km (0.05 R)
• M16: 18,151,308 km (0.067 R)
• M17: 18,940,287 km (0.097 R)
• M18: 19,562,465 km (0.063 R)
• M19: 21,310,665 km (0.072 R)
• M20: 21,848,021 km (0.12 R)
• M21: 22,257,022 km (0.044 R)
• M22: 23,585,899 km (0.081 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: 396 - 13,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit