🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 753.8

Radius: 12.1

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.68 AU - 1.06 AU

Year: 550 Days

Day: 7.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,263,258 km

• M1: 150,495 km (0.116 R)
• M2: 529,128 km (0.093 R)
• M3: 950,246 km (0.075 R)
• M4: 1,757,326 km (0.034 R)
• M5: 2,258,778 km (0.035 R)
• M6: 3,084,110 km (0.069 R)
• M7: 3,515,550 km (0.059 R)
• M8: 4,129,799 km (0.102 R)
• M9: 4,640,376 km (0.082 R)
• M10: 6,548,198 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.2

Radius: 10.5

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.32 AU - 1.32 AU

Year: 1029 Days

Day: 6.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,263,258 km

• M1: 130,749 km (0.107 R)
• M2: 648,507 km (0.075 R)
• M3: 984,504 km (0.069 R)
• M4: 1,329,925 km (0.108 R)
• M5: 1,786,348 km (0.098 R)
• M6: 2,322,806 km (0.045 R)
• M7: 3,019,334 km (0.056 R)
• M8: 3,424,445 km (0.083 R)
• M9: 4,117,831 km (0.067 R)
• M10: 4,787,132 km (0.059 R)
• M11: 5,464,661 km (0.095 R)
• M12: 5,980,624 km (0.049 R)
• M13: 7,778,341 km (0.098 R)
• M14: 9,694,241 km (0.114 R)
• M15: 10,068,086 km (0.083 R)
• M16: 10,614,119 km (0.075 R)
• M17: 11,418,506 km (0.111 R)
• M18: 11,765,424 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 8.6

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.53 AU - 2.03 AU

Year: 1611 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 168 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,263,258 km

• M1: 106,962 km (0.113 R)
• M2: 514,317 km (0.088 R)
• M3: 818,001 km (0.115 R)
• M4: 1,352,814 km (0.094 R)
• M5: 1,719,777 km (0.086 R)
• M6: 4,254,115 km (0.109 R)
• M7: 4,690,940 km (0.103 R)
• M8: 5,701,474 km (0.067 R)
• M9: 6,060,509 km (0.096 R)
• M10: 7,201,492 km (0.106 R)
• M11: 7,649,986 km (0.031 R)
• M12: 8,479,806 km (0.119 R)
• M13: 8,916,482 km (0.113 R)
• M14: 11,254,846 km (0.11 R)
• M15: 13,133,197 km (0.114 R)
• M16: 14,364,238 km (0.093 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.6

Radius: 9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.74 AU - 4.12 AU

Year: 4309 Days

Day: 5.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,263,258 km

• M1: 111,899 km (0.096 R)
• M2: 398,230 km (0.115 R)
• M3: 838,346 km (0.106 R)
• M4: 1,325,437 km (0.098 R)
• M5: 1,888,524 km (0.054 R)
• M6: 2,555,880 km (0.108 R)
• M7: 4,584,576 km (0.082 R)
• M8: 5,675,145 km (0.041 R)
• M9: 6,836,772 km (0.067 R)
• M10: 7,310,848 km (0.117 R)
• M11: 10,630,275 km (0.097 R)
• M12: 12,570,410 km (0.1 R)
• M13: 12,994,520 km (0.095 R)
• M14: 16,682,855 km (0.08 R)
• M15: 17,601,087 km (0.086 R)
• M16: 18,072,769 km (0.042 R)
• M17: 18,674,003 km (0.05 R)
• M18: 20,623,114 km (0.114 R)
• M19: 21,147,305 km (0.082 R)
• M20: 21,815,109 km (0.06 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 13,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit