🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.2

Radius: 9

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.78 AU - 1.18 AU

Year: 670 Days

Day: 9.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,401,806 km

• M1: 111,899 km (0.09 R)
• M2: 428,747 km (0.103 R)
• M3: 854,353 km (0.111 R)
• M4: 1,482,664 km (0.113 R)
• M5: 2,000,572 km (0.108 R)
• M6: 2,413,313 km (0.078 R)
• M7: 3,619,820 km (0.03 R)
• M8: 4,712,483 km (0.1 R)
• M9: 5,079,745 km (0.118 R)
• M10: 5,753,684 km (0.107 R)
• M11: 6,297,322 km (0.103 R)
• M12: 6,787,106 km (0.106 R)
• M13: 7,794,947 km (0.082 R)
• M14: 8,284,580 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.2

Radius: 9.4

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.97 AU - 2.87 AU

Year: 2599 Days

Day: 7.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,401,806 km

• M1: 116,986 km (0.092 R)
• M2: 520,002 km (0.076 R)
• M3: 1,018,313 km (0.12 R)
• M4: 1,332,319 km (0.117 R)
• M5: 3,341,418 km (0.093 R)
• M6: 5,435,040 km (0.065 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320

Radius: 7.7

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.46 AU - 8.28 AU

Year: 13811 Days

Day: 23.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,401,806 km

• M1: 96,640 km (0.085 R)
• M2: 342,430 km (0.04 R)
• M3: 748,139 km (0.1 R)
• M4: 1,139,038 km (0.101 R)
• M5: 1,661,284 km (0.079 R)
• M6: 3,176,112 km (0.1 R)
• M7: 6,129,922 km (0.089 R)
• M8: 7,670,481 km (0.086 R)
• M9: 8,309,713 km (0.074 R)
• M10: 9,742,561 km (0.116 R)
• M11: 10,959,839 km (0.105 R)
• M12: 11,992,962 km (0.113 R)
• M13: 13,449,447 km (0.073 R)
• M14: 13,939,380 km (0.039 R)
• M15: 14,188,760 km (0.094 R)
• M16: 15,282,320 km (0.12 R)
• M17: 17,132,995 km (0.061 R)
• M18: 25,753,872 km (0.067 R)
• M19: 32,108,789 km (0.118 R)
• M20: 39,434,896 km (0.084 R)
• M21: 42,495,669 km (0.112 R)
• M22: 43,152,553 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.8

Radius: 3.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.54 AU - 11.22 AU

Year: 23084 Days

Day: 16.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,401,806 km

• M1: 47,273 km (0.118 R)
• M2: 163,510 km (0.086 R)
• M3: 307,573 km (0.041 R)
• M4: 503,397 km (0.059 R)
• M5: 1,228,647 km (0.047 R)
• M6: 1,474,137 km (0.057 R)
• M7: 3,197,654 km (0.104 R)
• M8: 7,492,759 km (0.117 R)
• M9: 9,845,784 km (0.115 R)
• M10: 10,502,668 km (0.11 R)
• M11: 12,597,936 km (0.08 R)
• M12: 14,562,455 km (0.056 R)
• M13: 14,842,802 km (0.081 R)
• M14: 18,622,541 km (0.093 R)
• M15: 21,087,316 km (0.069 R)
• M16: 24,384,154 km (0.052 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: 302 - 16,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit