🌌 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 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.58 AU - 0.66 AU

Year: 320 Days

Day: 26.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.5

Radius: 8.4

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.83 AU - 0.93 AU

Year: 542 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,452,498 km

• M1: 104,569 km (0.104 R)
• M2: 392,694 km (0.072 R)
• M3: 1,199,027 km (0.078 R)
• M4: 1,465,012 km (0.057 R)
• M5: 1,738,327 km (0.085 R)
• M6: 2,046,200 km (0.11 R)
• M7: 2,430,816 km (0.12 R)
• M8: 2,955,904 km (0.069 R)
• M9: 3,333,639 km (0.107 R)
• M10: 3,675,171 km (0.096 R)
• M11: 4,011,018 km (0.037 R)
• M12: 4,321,583 km (0.108 R)
• M13: 4,680,169 km (0.078 R)
• M14: 4,957,973 km (0.077 R)
• M15: 5,246,697 km (0.12 R)
• M16: 5,637,147 km (0.105 R)
• M17: 6,698,394 km (0.073 R)
• M18: 7,374,277 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.6

Radius: 8.5

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.59 AU - 1.97 AU

Year: 1558 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 15,452,498 km

• M1: 105,766 km (0.098 R)
• M2: 404,363 km (0.09 R)
• M3: 672,442 km (0.091 R)
• M4: 1,202,617 km (0.086 R)
• M5: 1,532,331 km (0.065 R)
• M6: 2,058,766 km (0.111 R)
• M7: 2,576,375 km (0.111 R)
• M8: 3,115,525 km (0.055 R)
• M9: 3,404,100 km (0.109 R)
• M10: 4,281,491 km (0.08 R)
• M11: 4,680,169 km (0.078 R)
• M12: 4,952,587 km (0.096 R)
• M13: 5,279,907 km (0.107 R)
• M14: 6,026,999 km (0.042 R)
• M15: 6,451,558 km (0.069 R)
• M16: 7,084,806 km (0.099 R)
• M17: 7,875,131 km (0.118 R)
• M18: 10,246,557 km (0.057 R)
• M19: 11,293,592 km (0.041 R)
• M20: 11,785,320 km (0.06 R)
• M21: 13,598,895 km (0.098 R)
• M22: 14,329,980 km (0.073 R)
• M23: 15,177,901 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 15,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit