🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219

Radius: 9.2

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.48 AU - 0.68 AU

Year: 300 Days

Day: 14.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,744,202 km

• M1: 114,442 km (0.072 R)
• M2: 477,367 km (0.103 R)
• M3: 1,002,455 km (0.081 R)
• M4: 1,494,782 km (0.098 R)
• M5: 2,487,214 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.1

Radius: 13.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.87 AU - 1.19 AU

Year: 709 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,744,202 km

• M1: 166,652 km (0.108 R)
• M2: 666,159 km (0.064 R)
• M3: 1,291,329 km (0.1 R)
• M4: 1,740,422 km (0.08 R)
• M5: 2,229,307 km (0.059 R)
• M6: 2,690,667 km (0.117 R)
• M7: 3,389,289 km (0.084 R)
• M8: 4,119,028 km (0.112 R)
• M9: 4,853,553 km (0.117 R)
• M10: 5,692,049 km (0.116 R)
• M11: 6,545,056 km (0.072 R)
• M12: 7,138,810 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.4

Radius: 10.7

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.56 AU - 4.18 AU

Year: 5164 Days

Day: 12.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,744,202 km

• M1: 133,142 km (0.098 R)
• M2: 487,839 km (0.056 R)
• M3: 928,255 km (0.087 R)
• M4: 1,281,306 km (0.093 R)
• M5: 1,712,746 km (0.054 R)
• M6: 3,050,301 km (0.062 R)
• M7: 4,217,463 km (0.1 R)
• M8: 5,940,681 km (0.096 R)
• M9: 7,372,632 km (0.099 R)
• M10: 8,814,007 km (0.096 R)
• M11: 9,276,714 km (0.102 R)
• M12: 10,668,572 km (0.088 R)
• M13: 11,097,469 km (0.114 R)
• M14: 11,787,714 km (0.1 R)
• M15: 12,143,458 km (0.084 R)
• M16: 13,974,386 km (0.086 R)
• M17: 14,604,343 km (0.073 R)
• M18: 15,859,469 km (0.12 R)
• M19: 16,735,215 km (0.116 R)
• M20: 17,577,002 km (0.11 R)
• M21: 21,303,634 km (0.056 R)
• M22: 21,984,903 km (0.084 R)
• M23: 23,390,824 km (0.109 R)
• M24: 23,791,896 km (0.076 R)
• M25: 25,105,963 km (0.103 R)
• M26: 27,968,070 km (0.105 R)
• M27: 29,338,237 km (0.088 R)
• M28: 30,181,670 km (0.086 R)
• M29: 31,818,570 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.7

Radius: 14.8

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.77 AU - 5.59 AU

Year: 6867 Days

Day: 12.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,744,202 km

• M1: 189,690 km (0.106 R)
• M2: 1,183,469 km (0.054 R)
• M3: 1,649,017 km (0.06 R)
• M4: 2,314,728 km (0.056 R)
• M5: 2,780,127 km (0.118 R)
• M6: 3,839,878 km (0.065 R)
• M7: 6,848,291 km (0.109 R)
• M8: 8,179,712 km (0.09 R)
• M9: 9,159,279 km (0.092 R)
• M10: 18,457,984 km (0.1 R)
• M11: 25,885,967 km (0.077 R)
• M12: 26,844,740 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 15,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit