🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.1

Radius: 8

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.54 AU - 0.68 AU

Year: 329 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,355,779 km

• M1: 99,483 km (0.025 R)
• M2: 353,500 km (0.096 R)
• M3: 620,682 km (0.063 R)
• M4: 1,009,935 km (0.081 R)
• M5: 1,604,138 km (0.117 R)
• M6: 1,920,388 km (0.119 R)
• M7: 2,191,010 km (0.119 R)
• M8: 2,903,096 km (0.11 R)
• M9: 3,228,023 km (0.067 R)
• M10: 3,481,591 km (0.079 R)
• M11: 4,068,314 km (0.1 R)
• M12: 4,719,364 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.8

Radius: 12.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.62 AU - 1.02 AU

Year: 513 Days

Day: 6.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,355,779 km

• M1: 155,582 km (0.102 R)
• M2: 566,228 km (0.116 R)
• M3: 1,041,201 km (0.094 R)
• M4: 1,599,201 km (0.059 R)
• M5: 2,091,229 km (0.063 R)
• M6: 2,510,103 km (0.066 R)
• M7: 3,129,139 km (0.113 R)
• M8: 3,872,341 km (0.104 R)
• M9: 4,660,871 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.7

Radius: 14.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.04 AU - 1.36 AU

Year: 907 Days

Day: 7.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,355,779 km

• M1: 181,612 km (0.051 R)
• M2: 842,535 km (0.051 R)
• M3: 1,375,403 km (0.119 R)
• M4: 2,345,246 km (0.09 R)
• M5: 2,934,512 km (0.079 R)
• M6: 3,622,064 km (0.068 R)
• M7: 4,577,695 km (0.104 R)
• M8: 5,432,647 km (0.056 R)
• M9: 6,901,399 km (0.119 R)
• M10: 7,461,044 km (0.054 R)
• M11: 8,221,749 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.5

Radius: 13.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.24 AU - 5.76 AU

Year: 8903 Days

Day: 7.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,355,779 km

• M1: 173,534 km (0.095 R)
• M2: 614,249 km (0.097 R)
• M3: 1,134,550 km (0.106 R)
• M4: 2,065,199 km (0.096 R)
• M5: 2,954,857 km (0.036 R)
• M6: 5,078,249 km (0.063 R)
• M7: 6,224,618 km (0.099 R)
• M8: 8,000,943 km (0.109 R)
• M9: 8,830,014 km (0.113 R)
• M10: 9,468,348 km (0.088 R)
• M11: 11,710,970 km (0.102 R)
• M12: 13,441,967 km (0.094 R)
• M13: 16,379,770 km (0.102 R)
• M14: 18,993,694 km (0.106 R)
• M15: 20,883,863 km (0.1 R)
• M16: 21,375,292 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 16,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit