🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.2

Radius: 11.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.53 AU - 0.69 AU

Year: 318 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 99.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,765,579 km

• M1: 139,425 km (0.094 R)
• M2: 500,405 km (0.114 R)
• M3: 901,327 km (0.093 R)
• M4: 1,518,269 km (0.064 R)
• M5: 1,975,440 km (0.079 R)
• M6: 2,341,655 km (0.098 R)
• M7: 2,908,033 km (0.078 R)
• M8: 3,331,545 km (0.105 R)
• M9: 4,013,412 km (0.071 R)
• M10: 4,717,120 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 12.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.79 AU - 0.89 AU

Year: 513 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,765,579 km

• M1: 155,432 km (0.061 R)
• M2: 608,714 km (0.083 R)
• M3: 1,078,451 km (0.111 R)
• M4: 1,771,688 km (0.072 R)
• M5: 2,542,416 km (0.104 R)
• M6: 3,130,635 km (0.118 R)
• M7: 3,652,432 km (0.105 R)
• M8: 4,147,451 km (0.116 R)
• M9: 5,077,950 km (0.112 R)
• M10: 6,253,490 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.2

Radius: 10.7

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.82 AU - 5.4 AU

Year: 7703 Days

Day: 14.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,765,579 km

• M1: 133,142 km (0.078 R)
• M2: 539,151 km (0.057 R)
• M3: 1,052,571 km (0.079 R)
• M4: 1,440,627 km (0.098 R)
• M5: 1,864,588 km (0.103 R)
• M6: 2,629,332 km (0.081 R)
• M7: 3,052,395 km (0.091 R)
• M8: 3,711,523 km (0.057 R)
• M9: 5,438,481 km (0.067 R)
• M10: 5,826,388 km (0.07 R)
• M11: 6,198,438 km (0.086 R)
• M12: 7,255,796 km (0.091 R)
• M13: 12,155,575 km (0.06 R)
• M14: 17,062,086 km (0.1 R)
• M15: 19,051,887 km (0.102 R)
• M16: 22,898,348 km (0.052 R)
• M17: 23,317,820 km (0.082 R)
• M18: 26,491,389 km (0.104 R)
• M19: 27,327,492 km (0.104 R)
• M20: 28,277,289 km (0.104 R)
• M21: 28,954,967 km (0.113 R)
• M22: 30,443,765 km (0.1 R)
• M23: 31,982,978 km (0.077 R)
• M24: 33,251,119 km (0.077 R)
• M25: 34,772,828 km (0.113 R)
• M26: 37,256,901 km (0.072 R)
• M27: 37,954,476 km (0.037 R)
• M28: 41,201,348 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.5

Radius: 6.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.38 AU - 6.66 AU

Year: 9850 Days

Day: 17.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,765,579 km

• M1: 83,476 km (0.071 R)
• M2: 888,462 km (0.118 R)
• M3: 1,317,658 km (0.041 R)
• M4: 2,021,067 km (0.091 R)
• M5: 2,447,421 km (0.09 R)
• M6: 3,436,113 km (0.064 R)
• M7: 3,926,047 km (0.085 R)
• M8: 4,907,708 km (0.053 R)
• M9: 5,677,090 km (0.058 R)
• M10: 8,784,088 km (0.12 R)
• M11: 10,001,366 km (0.03 R)
• M12: 12,458,959 km (0.052 R)
• M13: 13,664,270 km (0.066 R)
• M14: 15,467,821 km (0.113 R)
• M15: 19,677,805 km (0.101 R)
• M16: 20,588,557 km (0.06 R)
• M17: 24,353,785 km (0.081 R)
• M18: 26,566,487 km (0.099 R)
• M19: 28,998,799 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 15,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit