🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 13.2

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.75 AU - 0.77 AU

Year: 449 Days

Day: 8.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,927,627 km

• M1: 164,109 km (0.12 R)
• M2: 606,619 km (0.079 R)
• M3: 1,159,982 km (0.079 R)
• M4: 1,646,474 km (0.084 R)
• M5: 2,109,031 km (0.115 R)
• M6: 2,608,089 km (0.112 R)
• M7: 3,093,385 km (0.094 R)
• M8: 3,888,348 km (0.101 R)
• M9: 4,378,430 km (0.057 R)
• M10: 5,215,879 km (0.112 R)
• M11: 5,903,132 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.6

Radius: 13.4

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.74 AU - 0.88 AU

Year: 494 Days

Day: 14.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,927,627 km

• M1: 166,652 km (0.062 R)
• M2: 621,130 km (0.077 R)
• M3: 1,051,823 km (0.075 R)
• M4: 1,512,584 km (0.074 R)
• M5: 1,961,228 km (0.106 R)
• M6: 2,528,952 km (0.073 R)
• M7: 2,981,785 km (0.108 R)
• M8: 3,637,173 km (0.1 R)
• M9: 4,094,494 km (0.085 R)
• M10: 5,015,568 km (0.115 R)
• M11: 5,601,393 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.3

Radius: 10.2

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2 AU - 2.1 AU

Year: 1991 Days

Day: 9.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,927,627 km

• M1: 127,607 km (0.104 R)
• M2: 575,503 km (0.115 R)
• M3: 1,010,534 km (0.062 R)
• M4: 1,415,046 km (0.1 R)
• M5: 2,107,535 km (0.106 R)
• M6: 3,535,297 km (0.057 R)
• M7: 4,000,247 km (0.104 R)
• M8: 5,450,898 km (0.09 R)
• M9: 6,495,988 km (0.056 R)
• M10: 7,051,894 km (0.081 R)
• M11: 7,609,146 km (0.068 R)
• M12: 9,114,400 km (0.083 R)
• M13: 10,885,489 km (0.107 R)
• M14: 11,750,913 km (0.04 R)
• M15: 12,242,043 km (0.112 R)
• M16: 13,134,394 km (0.071 R)
• M17: 13,618,792 km (0.03 R)
• M18: 13,978,575 km (0.077 R)
• M19: 14,298,564 km (0.075 R)
• M20: 17,403,169 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 14.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.92 AU - 2.22 AU

Year: 2020 Days

Day: 12.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,927,627 km

• M1: 179,069 km (0.119 R)
• M2: 689,197 km (0.108 R)
• M3: 1,234,182 km (0.113 R)
• M4: 1,708,258 km (0.081 R)
• M5: 2,306,350 km (0.056 R)
• M6: 2,771,600 km (0.102 R)
• M7: 3,400,060 km (0.069 R)
• M8: 3,951,628 km (0.093 R)
• M9: 4,521,596 km (0.054 R)
• M10: 5,468,101 km (0.108 R)
• M11: 7,032,895 km (0.11 R)
• M12: 8,684,755 km (0.058 R)
• M13: 9,827,832 km (0.107 R)
• M14: 14,445,021 km (0.102 R)
• M15: 16,194,717 km (0.069 R)
• M16: 16,842,027 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.3

Radius: 12.8

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.07 AU - 2.43 AU

Year: 2289 Days

Day: 13.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,927,627 km

• M1: 159,172 km (0.101 R)
• M2: 696,976 km (0.079 R)
• M3: 1,113,008 km (0.069 R)
• M4: 1,713,045 km (0.099 R)
• M5: 2,133,714 km (0.038 R)
• M6: 2,728,216 km (0.116 R)
• M7: 3,593,042 km (0.03 R)
• M8: 5,838,954 km (0.039 R)
• M9: 6,501,823 km (0.073 R)
• M10: 7,666,442 km (0.058 R)
• M11: 8,201,703 km (0.107 R)
• M12: 8,627,908 km (0.079 R)
• M13: 10,143,932 km (0.099 R)
• M14: 12,893,990 km (0.099 R)
• M15: 14,393,410 km (0.108 R)
• M16: 15,307,901 km (0.035 R)
• M17: 16,311,853 km (0.088 R)
• M18: 17,790,628 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.1

Radius: 6.5

Gravity: 15.67 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.45 AU - 6.95 AU

Year: 9230 Days

Day: 23.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,927,627 km

• M1: 85,869 km (0.076 R)
• M2: 346,768 km (0.102 R)
• M3: 748,438 km (0.094 R)
• M4: 1,065,286 km (0.059 R)
• M5: 1,378,395 km (0.1 R)
• M6: 1,859,053 km (0.109 R)
• M7: 2,389,527 km (0.095 R)
• M8: 3,126,745 km (0.079 R)
• M9: 3,499,244 km (0.109 R)
• M10: 4,249,776 km (0.077 R)
• M11: 4,589,962 km (0.114 R)
• M12: 5,788,241 km (0.085 R)
• M13: 6,278,174 km (0.104 R)
• M14: 7,501,585 km (0.096 R)
• M15: 7,998,849 km (0.11 R)
• M16: 8,342,475 km (0.05 R)
• M17: 8,695,975 km (0.045 R)
• M18: 9,059,198 km (0.069 R)
• M19: 9,719,374 km (0.038 R)
• M20: 10,061,205 km (0.083 R)
• M21: 12,683,356 km (0.115 R)
• M22: 15,331,837 km (0.107 R)
• M23: 16,132,036 km (0.07 R)
• M24: 18,849,631 km (0.119 R)
• M25: 20,795,151 km (0.107 R)
• M26: 27,235,340 km (0.066 R)
• M27: 27,622,349 km (0.035 R)
• M28: 29,919,125 km (0.117 R)
• M29: 31,166,622 km (0.12 R)
• M30: 39,634,609 km (0.066 R)
• M31: 40,884,799 km (0.118 R)
• M32: 42,032,364 km (0.081 R)
• M33: 42,809,226 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: 376 - 11,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit