🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 12.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.91 AU - 0.99 AU

Year: 617 Days

Day: 15 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,640,172 km

• M1: 160,519 km (0.069 R)
• M2: 607,816 km (0.072 R)
• M3: 1,092,064 km (0.05 R)
• M4: 1,739,374 km (0.118 R)
• M5: 2,214,796 km (0.095 R)
• M6: 2,661,346 km (0.105 R)
• M7: 3,146,791 km (0.068 R)
• M8: 3,715,263 km (0.077 R)
• M9: 4,218,810 km (0.094 R)
• M10: 5,134,947 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212

Radius: 14.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.11 AU - 1.5 AU

Year: 988 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,640,172 km

• M1: 175,478 km (0.101 R)
• M2: 778,807 km (0.115 R)
• M3: 1,433,148 km (0.117 R)
• M4: 1,905,129 km (0.084 R)
• M5: 2,443,382 km (0.104 R)
• M6: 3,152,775 km (0.111 R)
• M7: 4,052,307 km (0.067 R)
• M8: 4,532,666 km (0.082 R)
• M9: 5,715,387 km (0.113 R)
• M10: 6,208,760 km (0.097 R)
• M11: 6,710,811 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.8

Radius: 14.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.56 AU - 2.72 AU

Year: 2860 Days

Day: 7.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,640,172 km

• M1: 235,916 km (0.102 R)
• M2: 1,264,102 km (0.085 R)
• M3: 1,766,900 km (0.091 R)
• M4: 3,111,037 km (0.119 R)
• M5: 3,650,188 km (0.081 R)
• M6: 4,110,201 km (0.067 R)
• M7: 5,009,883 km (0.088 R)
• M8: 6,011,142 km (0.12 R)
• M9: 6,463,974 km (0.1 R)
• M10: 7,054,736 km (0.12 R)
• M11: 8,377,780 km (0.09 R)
• M12: 8,910,199 km (0.066 R)
• M13: 9,536,266 km (0.03 R)
• M14: 11,191,118 km (0.068 R)
• M15: 16,004,279 km (0.102 R)
• M16: 16,618,229 km (0.087 R)
• M17: 17,622,330 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.6

Radius: 6.3

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.24 AU - 6.64 AU

Year: 10898 Days

Day: 16 Hours

Environment

Temp: -232 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,640,172 km

• M1: 78,389 km (0.1 R)
• M2: 528,978 km (0.119 R)
• M3: 806,033 km (0.036 R)
• M4: 1,321,847 km (0.11 R)
• M5: 1,856,210 km (0.116 R)
• M6: 5,429,655 km (0.09 R)
• M7: 5,867,528 km (0.113 R)
• M8: 6,602,951 km (0.077 R)
• M9: 6,956,750 km (0.091 R)
• M10: 7,175,163 km (0.105 R)
• M11: 7,857,778 km (0.09 R)
• M12: 8,919,175 km (0.085 R)
• M13: 10,733,647 km (0.094 R)
• M14: 11,881,512 km (0.074 R)
• M15: 14,068,932 km (0.103 R)
• M16: 14,536,575 km (0.067 R)
• M17: 15,014,540 km (0.046 R)
• M18: 15,502,827 km (0.103 R)
• M19: 17,362,179 km (0.103 R)
• M20: 18,518,571 km (0.093 R)
• M21: 19,151,220 km (0.057 R)
• M22: 24,154,371 km (0.119 R)
• M23: 24,487,975 km (0.057 R)
• M24: 27,088,883 km (0.055 R)
• M25: 28,178,853 km (0.096 R)
• M26: 28,734,609 km (0.103 R)
• M27: 30,640,337 km (0.114 R)
• M28: 31,524,610 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 19,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit