🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.1

Radius: 8.5

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.98 AU - 1.62 AU

Year: 957 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,932,252 km

• M1: 105,766 km (0.104 R)
• M2: 384,467 km (0.059 R)
• M3: 674,387 km (0.083 R)
• M4: 1,055,712 km (0.098 R)
• M5: 1,401,433 km (0.077 R)
• M6: 1,752,389 km (0.057 R)
• M7: 2,043,956 km (0.062 R)
• M8: 2,531,794 km (0.1 R)
• M9: 2,821,715 km (0.109 R)
• M10: 3,199,001 km (0.097 R)
• M11: 3,482,788 km (0.085 R)
• M12: 3,798,290 km (0.047 R)
• M13: 4,132,940 km (0.088 R)
• M14: 4,520,399 km (0.056 R)
• M15: 5,275,120 km (0.119 R)
• M16: 5,711,946 km (0.045 R)
• M17: 6,529,199 km (0.077 R)
• M18: 7,191,768 km (0.067 R)
• M19: 7,946,938 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726

Radius: 11.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.8 AU - 1.92 AU

Year: 1638 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,932,252 km

• M1: 150,047 km (0.114 R)
• M2: 618,138 km (0.061 R)
• M3: 1,236,277 km (0.115 R)
• M4: 2,207,765 km (0.114 R)
• M5: 3,891,190 km (0.098 R)
• M6: 4,542,689 km (0.073 R)
• M7: 5,419,332 km (0.044 R)
• M8: 6,862,952 km (0.117 R)
• M9: 7,958,756 km (0.097 R)
• M10: 8,488,482 km (0.091 R)
• M11: 9,199,521 km (0.113 R)
• M12: 10,670,068 km (0.114 R)
• M13: 11,061,117 km (0.096 R)
• M14: 11,796,540 km (0.06 R)
• M15: 12,176,369 km (0.119 R)
• M16: 14,499,923 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 11.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.19 AU - 2.29 AU

Year: 2165 Days

Day: 6.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,932,252 km

• M1: 138,079 km (0.041 R)
• M2: 687,253 km (0.055 R)
• M3: 1,110,615 km (0.109 R)
• M4: 1,684,023 km (0.09 R)
• M5: 2,665,086 km (0.111 R)
• M6: 3,288,909 km (0.077 R)
• M7: 4,635,140 km (0.035 R)
• M8: 5,618,298 km (0.074 R)
• M9: 6,535,781 km (0.117 R)
• M10: 7,382,057 km (0.047 R)
• M11: 7,844,314 km (0.106 R)
• M12: 8,989,486 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 12.8

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.78 AU - 3.82 AU

Year: 3871 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,932,252 km

• M1: 159,172 km (0.115 R)
• M2: 628,012 km (0.057 R)
• M3: 1,699,881 km (0.064 R)
• M4: 2,137,604 km (0.104 R)
• M5: 2,767,261 km (0.094 R)
• M6: 3,846,161 km (0.111 R)
• M7: 4,982,656 km (0.113 R)
• M8: 5,588,079 km (0.072 R)
• M9: 6,852,330 km (0.047 R)
• M10: 8,050,460 km (0.1 R)
• M11: 9,383,676 km (0.095 R)
• M12: 9,980,721 km (0.054 R)
• M13: 10,730,655 km (0.11 R)
• M14: 13,109,112 km (0.111 R)
• M15: 14,162,730 km (0.089 R)
• M16: 16,324,568 km (0.11 R)
• M17: 17,130,901 km (0.051 R)
• M18: 20,557,291 km (0.104 R)
• M19: 22,047,734 km (0.105 R)
• M20: 24,416,616 km (0.046 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 14,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit