🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 8.2

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.09 AU - 1.29 AU

Year: 852 Days

Day: 6 Hours

Environment

Temp: -168 °C

Axial Tilt: 69.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,776,012 km

• M1: 102,026 km (0.076 R)
• M2: 404,064 km (0.068 R)
• M3: 929,152 km (0.119 R)
• M4: 1,230,891 km (0.062 R)
• M5: 1,653,804 km (0.071 R)
• M6: 1,950,457 km (0.083 R)
• M7: 2,274,037 km (0.101 R)
• M8: 2,575,627 km (0.097 R)
• M9: 2,852,383 km (0.112 R)
• M10: 3,127,343 km (0.102 R)
• M11: 3,645,251 km (0.066 R)
• M12: 3,982,595 km (0.109 R)
• M13: 4,272,964 km (0.109 R)
• M14: 4,605,670 km (0.097 R)
• M15: 4,985,648 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.5

Radius: 9.5

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.35 AU - 1.35 AU

Year: 1029 Days

Day: 13.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,776,012 km

• M1: 119,230 km (0.119 R)
• M2: 426,055 km (0.093 R)
• M3: 779,106 km (0.042 R)
• M4: 1,129,763 km (0.103 R)
• M5: 1,518,119 km (0.104 R)
• M6: 2,520,275 km (0.076 R)
• M7: 2,902,199 km (0.05 R)
• M8: 3,206,630 km (0.029 R)
• M9: 3,532,604 km (0.114 R)
• M10: 3,913,331 km (0.117 R)
• M11: 4,701,711 km (0.037 R)
• M12: 5,006,442 km (0.082 R)
• M13: 6,638,555 km (0.111 R)
• M14: 9,320,247 km (0.073 R)
• M15: 9,650,259 km (0.077 R)
• M16: 10,112,966 km (0.108 R)
• M17: 10,622,646 km (0.081 R)
• M18: 11,317,677 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 12.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.1 AU - 1.76 AU

Year: 1122 Days

Day: 12.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,776,012 km

• M1: 156,031 km (0.062 R)
• M2: 569,968 km (0.045 R)
• M3: 1,080,994 km (0.101 R)
• M4: 1,582,297 km (0.116 R)
• M5: 2,289,745 km (0.098 R)
• M6: 2,880,357 km (0.107 R)
• M7: 3,628,197 km (0.043 R)
• M8: 4,435,128 km (0.113 R)
• M9: 5,025,142 km (0.105 R)
• M10: 5,608,125 km (0.084 R)
• M11: 6,469,659 km (0.096 R)
• M12: 7,091,837 km (0.101 R)
• M13: 8,327,515 km (0.039 R)
• M14: 8,769,876 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.9

Radius: 8.9

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.6 AU - 4.24 AU

Year: 4149 Days

Day: 6.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,776,012 km

• M1: 111,600 km (0.118 R)
• M2: 482,154 km (0.057 R)
• M3: 1,074,113 km (0.111 R)
• M4: 1,364,183 km (0.1 R)
• M5: 1,900,192 km (0.12 R)
• M6: 2,389,527 km (0.103 R)
• M7: 2,978,045 km (0.116 R)
• M8: 4,419,570 km (0.061 R)
• M9: 4,765,739 km (0.115 R)
• M10: 6,080,106 km (0.077 R)
• M11: 7,491,861 km (0.043 R)
• M12: 8,086,513 km (0.107 R)
• M13: 12,883,967 km (0.082 R)
• M14: 14,326,838 km (0.072 R)
• M15: 17,875,300 km (0.081 R)
• M16: 19,851,787 km (0.098 R)
• M17: 20,796,647 km (0.119 R)
• M18: 21,705,454 km (0.117 R)
• M19: 22,640,291 km (0.084 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: 218 - 17,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit