🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 8.7

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.5 AU - 1.82 AU

Year: 1451 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,739,388 km

• M1: 108,159 km (0.117 R)
• M2: 395,537 km (0.101 R)
• M3: 679,025 km (0.027 R)
• M4: 1,057,807 km (0.117 R)
• M5: 1,394,103 km (0.092 R)
• M6: 1,676,394 km (0.118 R)
• M7: 1,986,510 km (0.092 R)
• M8: 2,347,041 km (0.085 R)
• M9: 3,350,992 km (0.067 R)
• M10: 3,649,889 km (0.077 R)
• M11: 4,052,906 km (0.112 R)
• M12: 5,109,964 km (0.069 R)
• M13: 5,724,811 km (0.066 R)
• M14: 7,544,071 km (0.099 R)
• M15: 8,628,656 km (0.097 R)
• M16: 9,162,870 km (0.045 R)
• M17: 11,277,286 km (0.053 R)
• M18: 12,541,238 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.9

Radius: 10.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.8 AU - 5.92 AU

Year: 7267 Days

Day: 7.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,739,388 km

• M1: 131,945 km (0.111 R)
• M2: 494,571 km (0.088 R)
• M3: 1,663,528 km (0.108 R)
• M4: 2,160,343 km (0.114 R)
• M5: 2,621,703 km (0.101 R)
• M6: 3,875,482 km (0.112 R)
• M7: 4,310,064 km (0.102 R)
• M8: 5,614,258 km (0.101 R)
• M9: 6,992,354 km (0.095 R)
• M10: 8,102,071 km (0.037 R)
• M11: 10,072,425 km (0.104 R)
• M12: 10,404,532 km (0.062 R)
• M13: 12,724,047 km (0.08 R)
• M14: 14,233,639 km (0.088 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.2

Radius: 3.2

Gravity: 62.03 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.01 AU - 10.35 AU

Year: 17345 Days

Day: 16.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,739,388 km

• M1: 40,242 km (0.118 R)
• M2: 174,730 km (0.091 R)
• M3: 295,755 km (0.098 R)
• M4: 787,633 km (0.081 R)
• M5: 937,530 km (0.102 R)
• M6: 2,228,859 km (0.061 R)
• M7: 2,931,221 km (0.042 R)
• M8: 6,689,867 km (0.12 R)
• M9: 8,724,847 km (0.097 R)
• M10: 10,251,044 km (0.084 R)
• M11: 12,010,166 km (0.084 R)
• M12: 15,121,951 km (0.114 R)
• M13: 20,687,740 km (0.102 R)
• M14: 23,269,949 km (0.112 R)
• M15: 26,707,558 km (0.119 R)
• M16: 32,165,337 km (0.056 R)
• M17: 32,288,905 km (0.077 R)
• M18: 33,036,895 km (0.108 R)
• M19: 36,412,122 km (0.074 R)
• M20: 42,189,591 km (0.053 R)
• M21: 56,950,413 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.7

Radius: 6.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.74 AU - 9.22 AU

Year: 18252 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,739,388 km

• M1: 87,515 km (0.118 R)
• M2: 863,329 km (0.091 R)
• M3: 1,452,296 km (0.081 R)
• M4: 1,673,851 km (0.06 R)
• M5: 2,428,721 km (0.116 R)
• M6: 6,486,115 km (0.066 R)
• M7: 8,657,079 km (0.116 R)
• M8: 11,557,632 km (0.116 R)
• M9: 12,047,266 km (0.075 R)
• M10: 20,429,833 km (0.073 R)
• M11: 21,436,178 km (0.035 R)
• M12: 27,224,419 km (0.029 R)
• M13: 30,613,409 km (0.098 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: 391 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit