🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 10

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.41 AU - 0.65 AU

Year: 262 Days

Day: 9.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,034,207 km

• M1: 131,197 km (0.117 R)
• M2: 522,246 km (0.073 R)
• M3: 890,855 km (0.113 R)
• M4: 1,503,010 km (0.082 R)
• M5: 1,972,448 km (0.098 R)
• M6: 2,568,147 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 12.1

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.97 AU - 4.01 AU

Year: 4422 Days

Day: 13.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,034,207 km

• M1: 150,495 km (0.118 R)
• M2: 543,788 km (0.068 R)
• M3: 1,564,345 km (0.091 R)
• M4: 2,060,860 km (0.075 R)
• M5: 2,460,287 km (0.08 R)
• M6: 2,875,121 km (0.094 R)
• M7: 4,029,867 km (0.102 R)
• M8: 5,001,954 km (0.03 R)
• M9: 5,762,360 km (0.072 R)
• M10: 6,248,254 km (0.065 R)
• M11: 7,062,515 km (0.08 R)
• M12: 7,799,883 km (0.109 R)
• M13: 8,783,340 km (0.104 R)
• M14: 9,387,266 km (0.12 R)
• M15: 10,904,638 km (0.104 R)
• M16: 12,380,121 km (0.115 R)
• M17: 14,475,389 km (0.041 R)
• M18: 15,781,977 km (0.058 R)
• M19: 16,374,085 km (0.111 R)
• M20: 18,239,421 km (0.07 R)
• M21: 19,223,626 km (0.09 R)
• M22: 21,440,816 km (0.084 R)
• M23: 24,603,165 km (0.118 R)
• M24: 25,319,290 km (0.114 R)
• M25: 26,543,449 km (0.088 R)
• M26: 29,375,187 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.8

Radius: 14.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.41 AU - 3.89 AU

Year: 4730 Days

Day: 11 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,034,207 km

• M1: 181,313 km (0.1 R)
• M2: 818,600 km (0.073 R)
• M3: 1,307,186 km (0.112 R)
• M4: 1,983,817 km (0.12 R)
• M5: 3,435,515 km (0.062 R)
• M6: 8,146,801 km (0.037 R)
• M7: 8,633,144 km (0.118 R)
• M8: 9,249,936 km (0.043 R)
• M9: 11,278,333 km (0.111 R)
• M10: 16,858,782 km (0.093 R)
• M11: 19,128,033 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.4

Radius: 5

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.55 AU - 10.85 AU

Year: 20490 Days

Day: 22.2 Hours

Environment

Temp: -245 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,034,207 km

• M1: 62,382 km (0.109 R)
• M2: 235,617 km (0.118 R)
• M3: 542,741 km (0.118 R)
• M4: 1,027,588 km (0.046 R)
• M5: 1,232,986 km (0.084 R)
• M6: 1,709,754 km (0.087 R)
• M7: 4,920,872 km (0.103 R)
• M8: 5,282,450 km (0.105 R)
• M9: 5,778,667 km (0.064 R)
• M10: 6,907,831 km (0.108 R)
• M11: 7,930,782 km (0.09 R)
• M12: 10,330,481 km (0.107 R)
• M13: 10,505,959 km (0.111 R)
• M14: 11,350,589 km (0.119 R)
• M15: 12,239,799 km (0.1 R)
• M16: 12,568,316 km (0.038 R)
• M17: 13,941,474 km (0.115 R)
• M18: 14,444,722 km (0.075 R)
• M19: 25,591,857 km (0.079 R)
• M20: 31,673,011 km (0.098 R)
• M21: 39,357,105 km (0.098 R)
• M22: 45,167,936 km (0.085 R)
• M23: 46,268,078 km (0.079 R)
• M24: 53,072,388 km (0.03 R)
• M25: 59,010,526 km (0.09 R)
• M26: 59,571,368 km (0.067 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 19,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit