🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.9

Radius: 13.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.8 AU - 1.06 AU

Year: 619 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,232,451 km

• M1: 164,258 km (0.091 R)
• M2: 687,851 km (0.112 R)
• M3: 1,188,555 km (0.094 R)
• M4: 1,625,530 km (0.043 R)
• M5: 2,885,893 km (0.083 R)
• M6: 3,628,048 km (0.114 R)
• M7: 4,900,826 km (0.109 R)
• M8: 5,530,035 km (0.1 R)
• M9: 6,929,673 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.95 AU - 2.51 AU

Year: 2299 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,232,451 km

• M1: 99,483 km (0.037 R)
• M2: 519,105 km (0.065 R)
• M3: 925,263 km (0.041 R)
• M4: 1,201,420 km (0.109 R)
• M5: 1,498,372 km (0.084 R)
• M6: 1,774,979 km (0.12 R)
• M7: 2,469,711 km (0.083 R)
• M8: 3,487,874 km (0.092 R)
• M9: 4,295,254 km (0.104 R)
• M10: 6,067,839 km (0.101 R)
• M11: 6,392,915 km (0.12 R)
• M12: 7,179,800 km (0.076 R)
• M13: 8,565,076 km (0.077 R)
• M14: 10,087,983 km (0.082 R)
• M15: 10,544,855 km (0.063 R)
• M16: 11,676,563 km (0.091 R)
• M17: 12,253,562 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.9

Radius: 15

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.4 AU - 3.82 AU

Year: 4734 Days

Day: 12.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,232,451 km

• M1: 209,138 km (0.1 R)
• M2: 838,496 km (0.117 R)
• M3: 1,345,782 km (0.119 R)
• M4: 2,122,345 km (0.093 R)
• M5: 2,761,277 km (0.049 R)
• M6: 4,075,944 km (0.074 R)
• M7: 4,887,662 km (0.057 R)
• M8: 6,415,205 km (0.062 R)
• M9: 7,101,860 km (0.086 R)
• M10: 7,801,080 km (0.099 R)
• M11: 10,840,909 km (0.119 R)
• M12: 13,313,163 km (0.1 R)
• M13: 13,892,257 km (0.08 R)
• M14: 14,543,007 km (0.083 R)
• M15: 15,847,501 km (0.12 R)
• M16: 16,319,033 km (0.044 R)
• M17: 16,982,799 km (0.055 R)
• M18: 18,043,897 km (0.107 R)
• M19: 19,215,248 km (0.038 R)
• M20: 20,160,856 km (0.093 R)
• M21: 22,438,783 km (0.097 R)
• M22: 26,997,180 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.1

Radius: 13

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.79 AU - 5.03 AU

Year: 7510 Days

Day: 12.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,232,451 km

• M1: 162,463 km (0.092 R)
• M2: 648,058 km (0.074 R)
• M3: 1,307,336 km (0.105 R)
• M4: 2,356,166 km (0.083 R)
• M5: 2,792,693 km (0.117 R)
• M6: 3,327,057 km (0.042 R)
• M7: 4,205,346 km (0.087 R)
• M8: 5,055,510 km (0.102 R)
• M9: 5,475,731 km (0.083 R)
• M10: 6,116,608 km (0.071 R)
• M11: 8,343,971 km (0.067 R)
• M12: 10,054,473 km (0.087 R)
• M13: 11,318,126 km (0.085 R)
• M14: 11,831,396 km (0.084 R)
• M15: 12,413,781 km (0.107 R)
• M16: 14,634,860 km (0.109 R)
• M17: 17,109,209 km (0.088 R)
• M18: 17,717,624 km (0.05 R)
• M19: 19,193,556 km (0.106 R)
• M20: 20,296,841 km (0.098 R)
• M21: 22,872,766 km (0.087 R)
• M22: 25,050,163 km (0.058 R)
• M23: 26,100,490 km (0.119 R)
• M24: 26,546,591 km (0.118 R)
• M25: 30,008,435 km (0.064 R)
• M26: 32,717,204 km (0.069 R)
• M27: 36,577,128 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 3.8

Gravity: 25.07 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.54 AU - 10.32 AU

Year: 18420 Days

Day: 21.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,232,451 km

• M1: 53,257 km (0.093 R)
• M2: 196,871 km (0.085 R)
• M3: 472,131 km (0.032 R)
• M4: 641,775 km (0.099 R)
• M5: 1,270,535 km (0.118 R)
• M6: 2,478,388 km (0.102 R)
• M7: 4,236,013 km (0.066 R)
• M8: 4,936,431 km (0.091 R)
• M9: 6,011,441 km (0.091 R)
• M10: 6,362,248 km (0.09 R)
• M11: 7,233,506 km (0.051 R)
• M12: 9,007,288 km (0.104 R)
• M13: 9,833,816 km (0.093 R)
• M14: 10,709,712 km (0.098 R)
• M15: 10,936,502 km (0.111 R)
• M16: 12,996,016 km (0.062 R)
• M17: 17,313,261 km (0.104 R)
• M18: 22,868,877 km (0.111 R)
• M19: 23,913,220 km (0.098 R)
• M20: 24,988,978 km (0.094 R)
• M21: 25,388,105 km (0.114 R)
• M22: 25,589,165 km (0.084 R)
• M23: 32,482,186 km (0.116 R)
• M24: 34,410,801 km (0.112 R)
• M25: 38,760,060 km (0.093 R)
• M26: 47,760,616 km (0.117 R)
• M27: 49,462,741 km (0.089 R)
• M28: 53,645,497 km (0.104 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: 401 - 19,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit