🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.43 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.2

Radius: 12.5

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.82 AU - 2.9 AU

Year: 3339 Days

Day: 12.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,526,035 km

• M1: 155,432 km (0.027 R)
• M2: 698,772 km (0.057 R)
• M3: 1,809,087 km (0.108 R)
• M4: 2,447,870 km (0.116 R)
• M5: 4,002,341 km (0.107 R)
• M6: 4,965,901 km (0.103 R)
• M7: 5,570,875 km (0.081 R)
• M8: 6,195,147 km (0.105 R)
• M9: 7,317,281 km (0.09 R)
• M10: 7,822,921 km (0.102 R)
• M11: 8,980,360 km (0.058 R)
• M12: 10,042,954 km (0.034 R)
• M13: 12,417,371 km (0.093 R)
• M14: 13,236,719 km (0.066 R)
• M15: 13,684,914 km (0.111 R)
• M16: 14,559,164 km (0.106 R)
• M17: 15,090,685 km (0.07 R)
• M18: 18,005,301 km (0.109 R)
• M19: 18,866,835 km (0.079 R)
• M20: 19,755,745 km (0.115 R)
• M21: 20,210,523 km (0.099 R)
• M22: 20,672,182 km (0.073 R)
• M23: 21,073,702 km (0.118 R)
• M24: 22,099,944 km (0.115 R)
• M25: 22,944,873 km (0.111 R)
• M26: 25,075,445 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.4

Radius: 12.7

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.95 AU - 4.79 AU

Year: 5255 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,526,035 km

• M1: 157,975 km (0.102 R)
• M2: 558,898 km (0.102 R)
• M3: 1,087,277 km (0.068 R)
• M4: 1,516,174 km (0.078 R)
• M5: 2,507,859 km (0.03 R)
• M6: 5,840,750 km (0.054 R)
• M7: 9,235,724 km (0.108 R)
• M8: 10,743,670 km (0.051 R)
• M9: 11,978,152 km (0.109 R)
• M10: 12,410,041 km (0.097 R)
• M11: 14,387,126 km (0.102 R)
• M12: 14,924,931 km (0.05 R)
• M13: 15,679,951 km (0.101 R)
• M14: 17,157,230 km (0.038 R)
• M15: 18,667,869 km (0.067 R)
• M16: 20,509,718 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.2

Radius: 11.3

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.72 AU - 4.74 AU

Year: 7101 Days

Day: 8.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,526,035 km

• M1: 223,350 km (0.091 R)
• M2: 712,684 km (0.047 R)
• M3: 1,785,002 km (0.087 R)
• M4: 2,146,430 km (0.111 R)
• M5: 3,360,267 km (0.073 R)
• M6: 4,459,064 km (0.115 R)
• M7: 6,091,326 km (0.088 R)
• M8: 8,090,253 km (0.113 R)
• M9: 9,645,024 km (0.085 R)
• M10: 13,133,047 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.3

Radius: 14.8

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.93 AU - 6.08 AU

Year: 7717 Days

Day: 14.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 138.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,526,035 km

• M1: 184,155 km (0.09 R)
• M2: 792,869 km (0.055 R)
• M3: 1,262,307 km (0.049 R)
• M4: 1,793,678 km (0.034 R)
• M5: 2,403,888 km (0.102 R)
• M6: 4,287,325 km (0.12 R)
• M7: 6,394,561 km (0.053 R)
• M8: 6,977,544 km (0.06 R)
• M9: 8,420,266 km (0.085 R)
• M10: 10,247,903 km (0.095 R)
• M11: 12,107,853 km (0.105 R)
• M12: 13,175,982 km (0.055 R)
• M13: 14,490,050 km (0.12 R)
• M14: 20,320,178 km (0.059 R)
• M15: 23,154,310 km (0.038 R)
• M16: 27,837,471 km (0.092 R)
• M17: 32,159,503 km (0.069 R)
• M18: 34,314,460 km (0.053 R)
• M19: 36,449,222 km (0.104 R)
• M20: 39,030,384 km (0.034 R)
• M21: 42,615,945 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776

Radius: 4.6

Gravity: 36.67 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.87 AU - 8.43 AU

Year: 16060 Days

Day: 19.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,526,035 km

• M1: 204,201 km (0.12 R)
• M2: 393,592 km (0.078 R)
• M3: 541,843 km (0.096 R)
• M4: 1,465,610 km (0.097 R)
• M5: 1,727,107 km (0.115 R)
• M6: 1,905,877 km (0.09 R)
• M7: 2,238,283 km (0.106 R)
• M8: 2,677,652 km (0.043 R)
• M9: 2,942,740 km (0.082 R)
• M10: 3,934,125 km (0.098 R)
• M11: 8,063,325 km (0.112 R)
• M12: 8,412,038 km (0.062 R)
• M13: 9,086,275 km (0.112 R)
• M14: 10,541,863 km (0.086 R)
• M15: 10,838,515 km (0.041 R)
• M16: 12,146,001 km (0.037 R)
• M17: 15,598,271 km (0.069 R)
• M18: 19,652,373 km (0.098 R)
• M19: 20,101,765 km (0.099 R)
• M20: 20,374,781 km (0.113 R)
• M21: 22,354,859 km (0.114 R)
• M22: 24,979,404 km (0.103 R)
• M23: 30,951,500 km (0.106 R)
• M24: 34,460,019 km (0.085 R)
• M25: 35,641,693 km (0.072 R)
• M26: 36,041,568 km (0.115 R)
• M27: 37,533,208 km (0.11 R)
• M28: 40,349,837 km (0.098 R)
• M29: 40,784,119 km (0.08 R)
• M30: 45,612,092 km (0.094 R)
• M31: 49,970,925 km (0.105 R)
• M32: 59,318,548 km (0.094 R)
• M33: 63,713,584 km (0.106 R)
• M34: 64,105,829 km (0.119 R)
• M35: 68,116,099 km (0.073 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit