🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.7

Radius: 11.5

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.78 AU - 3.34 AU

Year: 3695 Days

Day: 9.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,662,561 km

• M1: 143,614 km (0.091 R)
• M2: 520,750 km (0.085 R)
• M3: 901,178 km (0.072 R)
• M4: 1,342,342 km (0.119 R)
• M5: 1,952,402 km (0.075 R)
• M6: 2,343,600 km (0.086 R)
• M7: 2,947,527 km (0.073 R)
• M8: 3,807,116 km (0.085 R)
• M9: 5,326,133 km (0.061 R)
• M10: 5,939,335 km (0.055 R)
• M11: 6,627,634 km (0.062 R)
• M12: 8,000,045 km (0.103 R)
• M13: 8,667,401 km (0.048 R)
• M14: 10,113,414 km (0.054 R)
• M15: 11,505,572 km (0.099 R)
• M16: 12,096,783 km (0.053 R)
• M17: 13,202,910 km (0.083 R)
• M18: 13,851,117 km (0.085 R)
• M19: 14,278,967 km (0.089 R)
• M20: 14,666,725 km (0.08 R)
• M21: 16,711,877 km (0.077 R)
• M22: 18,651,713 km (0.118 R)
• M23: 19,409,127 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.5

Radius: 10.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.23 AU - 3.41 AU

Year: 4176 Days

Day: 8.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,662,561 km

• M1: 133,740 km (0.082 R)
• M2: 588,518 km (0.086 R)
• M3: 1,390,961 km (0.116 R)
• M4: 1,923,380 km (0.056 R)
• M5: 2,499,780 km (0.087 R)
• M6: 3,382,408 km (0.063 R)
• M7: 6,066,642 km (0.063 R)
• M8: 6,391,419 km (0.037 R)
• M9: 7,152,424 km (0.073 R)
• M10: 9,426,012 km (0.096 R)
• M11: 11,117,067 km (0.102 R)
• M12: 11,747,023 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.2

Radius: 9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.33 AU - 5.47 AU

Year: 6371 Days

Day: 12.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,662,561 km

• M1: 111,899 km (0.107 R)
• M2: 560,394 km (0.104 R)
• M3: 1,062,743 km (0.065 R)
• M4: 1,415,196 km (0.117 R)
• M5: 2,828,297 km (0.096 R)
• M6: 3,218,149 km (0.105 R)
• M7: 3,928,141 km (0.09 R)
• M8: 4,918,479 km (0.083 R)
• M9: 7,936,616 km (0.094 R)
• M10: 8,384,961 km (0.116 R)
• M11: 9,054,411 km (0.088 R)
• M12: 11,558,979 km (0.082 R)
• M13: 15,357,867 km (0.118 R)
• M14: 18,715,442 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 11.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.24 AU - 6 AU

Year: 7997 Days

Day: 7.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,662,561 km

• M1: 147,952 km (0.108 R)
• M2: 846,574 km (0.09 R)
• M3: 1,276,668 km (0.114 R)
• M4: 1,744,910 km (0.096 R)
• M5: 2,938,551 km (0.117 R)
• M6: 3,699,705 km (0.074 R)
• M7: 5,226,800 km (0.107 R)
• M8: 5,861,095 km (0.07 R)
• M9: 6,996,094 km (0.085 R)
• M10: 8,193,326 km (0.111 R)
• M11: 10,657,203 km (0.108 R)
• M12: 12,135,230 km (0.068 R)
• M13: 12,604,219 km (0.12 R)
• M14: 13,970,945 km (0.107 R)
• M15: 16,422,705 km (0.084 R)
• M16: 17,518,808 km (0.084 R)
• M17: 18,051,077 km (0.053 R)
• M18: 20,289,510 km (0.071 R)
• M19: 23,822,863 km (0.07 R)
• M20: 24,476,755 km (0.041 R)
• M21: 25,649,602 km (0.087 R)
• M22: 26,947,513 km (0.111 R)
• M23: 29,674,084 km (0.067 R)
• M24: 30,431,049 km (0.095 R)
• M25: 32,879,966 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.4

Radius: 3.5

Gravity: 51.71 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.45 AU - 8.99 AU

Year: 14806 Days

Day: 18.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,662,561 km

• M1: 43,533 km (0.095 R)
• M2: 336,146 km (0.114 R)
• M3: 514,018 km (0.1 R)
• M4: 979,417 km (0.097 R)
• M5: 1,304,194 km (0.117 R)
• M6: 1,522,009 km (0.09 R)
• M7: 2,281,966 km (0.083 R)
• M8: 2,895,467 km (0.099 R)
• M9: 3,422,650 km (0.041 R)
• M10: 4,070,408 km (0.117 R)
• M11: 4,534,611 km (0.12 R)
• M12: 6,099,255 km (0.08 R)
• M13: 6,257,230 km (0.106 R)
• M14: 6,663,987 km (0.106 R)
• M15: 9,535,967 km (0.049 R)
• M16: 13,600,840 km (0.107 R)
• M17: 13,735,328 km (0.111 R)
• M18: 14,701,432 km (0.072 R)
• M19: 17,950,847 km (0.057 R)
• M20: 18,686,719 km (0.074 R)
• M21: 19,188,320 km (0.071 R)
• M22: 21,014,611 km (0.042 R)
• M23: 21,923,568 km (0.053 R)
• M24: 22,481,418 km (0.11 R)
• M25: 24,409,137 km (0.1 R)
• M26: 25,210,233 km (0.12 R)
• M27: 27,826,102 km (0.101 R)
• M28: 33,466,988 km (0.072 R)
• M29: 33,958,417 km (0.095 R)
• M30: 40,375,717 km (0.039 R)
• M31: 43,502,313 km (0.056 R)
• M32: 49,434,766 km (0.09 R)
• M33: 50,876,291 km (0.055 R)
• M34: 51,525,995 km (0.069 R)
• M35: 52,345,641 km (0.107 R)
• M36: 55,540,154 km (0.118 R)
• M37: 60,118,597 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 13,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit