🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.99 AU - 1.61 AU

Year: 972 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,785,543 km

• M1: 99,483 km (0.118 R)
• M2: 362,027 km (0.073 R)
• M3: 896,390 km (0.07 R)
• M4: 1,178,382 km (0.104 R)
• M5: 1,473,838 km (0.11 R)
• M6: 1,857,108 km (0.099 R)
• M7: 2,323,704 km (0.084 R)
• M8: 3,212,614 km (0.115 R)
• M9: 4,621,527 km (0.107 R)
• M10: 5,318,503 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.3

Radius: 10.3

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.41 AU - 1.87 AU

Year: 1378 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,785,543 km

• M1: 130,599 km (0.057 R)
• M2: 459,565 km (0.074 R)
• M3: 819,348 km (0.089 R)
• M4: 6,218,484 km (0.111 R)
• M5: 6,572,582 km (0.071 R)
• M6: 7,905,649 km (0.111 R)
• M7: 8,463,649 km (0.108 R)
• M8: 9,349,717 km (0.069 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.7

Radius: 11.6

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.98 AU - 3.3 AU

Year: 3650 Days

Day: 9.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,785,543 km

• M1: 144,212 km (0.075 R)
• M2: 864,077 km (0.072 R)
• M3: 1,338,452 km (0.063 R)
• M4: 2,566,800 km (0.09 R)
• M5: 3,538,139 km (0.084 R)
• M6: 4,515,911 km (0.087 R)
• M7: 7,081,664 km (0.087 R)
• M8: 10,073,771 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.7

Radius: 6.8

Gravity: 15 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.59 AU - 10.47 AU

Year: 16343 Days

Day: 15.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,785,543 km

• M1: 85,869 km (0.083 R)
• M2: 309,668 km (0.107 R)
• M3: 747,391 km (0.075 R)
• M4: 1,114,355 km (0.054 R)
• M5: 1,471,744 km (0.075 R)
• M6: 1,779,616 km (0.087 R)
• M7: 2,249,802 km (0.057 R)
• M8: 2,823,510 km (0.062 R)
• M9: 3,744,584 km (0.105 R)
• M10: 3,980,650 km (0.111 R)
• M11: 4,482,850 km (0.066 R)
• M12: 5,061,644 km (0.11 R)
• M13: 8,472,326 km (0.1 R)
• M14: 8,984,699 km (0.119 R)
• M15: 9,736,428 km (0.078 R)
• M16: 11,987,577 km (0.049 R)
• M17: 14,063,995 km (0.068 R)
• M18: 14,276,873 km (0.109 R)
• M19: 15,373,874 km (0.113 R)
• M20: 20,507,175 km (0.028 R)
• M21: 20,872,942 km (0.095 R)
• M22: 23,456,797 km (0.108 R)
• M23: 24,261,483 km (0.114 R)
• M24: 24,568,010 km (0.117 R)
• M25: 29,019,294 km (0.12 R)
• M26: 29,249,226 km (0.108 R)
• M27: 32,721,542 km (0.11 R)
• M28: 33,979,960 km (0.106 R)
• M29: 38,085,673 km (0.055 R)
• M30: 38,777,414 km (0.09 R)
• M31: 48,709,515 km (0.118 R)
• M32: 50,348,510 km (0.108 R)
• M33: 57,815,837 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 13,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit