🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.7

Radius: 8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.7 AU - 0.84 AU

Year: 443 Days

Day: 5.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,373,409 km

• M1: 99,632 km (0.119 R)
• M2: 352,303 km (0.077 R)
• M3: 660,774 km (0.085 R)
• M4: 1,025,942 km (0.078 R)
• M5: 1,349,074 km (0.027 R)
• M6: 1,608,476 km (0.063 R)
• M7: 1,901,389 km (0.105 R)
• M8: 2,643,544 km (0.091 R)
• M9: 2,940,346 km (0.057 R)
• M10: 3,215,307 km (0.043 R)
• M11: 3,507,621 km (0.112 R)
• M12: 3,954,321 km (0.097 R)
• M13: 4,303,781 km (0.102 R)
• M14: 4,617,637 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 13.5

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.72 AU - 1.1 AU

Year: 569 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,373,409 km

• M1: 167,998 km (0.075 R)
• M2: 674,836 km (0.112 R)
• M3: 1,155,644 km (0.11 R)
• M4: 1,900,192 km (0.066 R)
• M5: 2,320,712 km (0.09 R)
• M6: 2,804,362 km (0.099 R)
• M7: 3,766,426 km (0.087 R)
• M8: 4,186,347 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697

Radius: 13.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.41 AU - 2.55 AU

Year: 2562 Days

Day: 8 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,373,409 km

• M1: 170,542 km (0.096 R)
• M2: 717,322 km (0.037 R)
• M3: 1,703,022 km (0.095 R)
• M4: 2,508,457 km (0.097 R)
• M5: 3,239,691 km (0.115 R)
• M6: 4,503,046 km (0.114 R)
• M7: 7,128,488 km (0.097 R)
• M8: 7,577,581 km (0.037 R)
• M9: 10,301,758 km (0.065 R)
• M10: 10,799,321 km (0.07 R)
• M11: 15,035,184 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 11.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.46 AU - 4.42 AU

Year: 5130 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,373,409 km

• M1: 143,016 km (0.098 R)
• M2: 744,698 km (0.071 R)
• M3: 1,504,057 km (0.087 R)
• M4: 2,540,920 km (0.082 R)
• M5: 3,869,050 km (0.088 R)
• M6: 4,573,357 km (0.103 R)
• M7: 6,581,558 km (0.088 R)
• M8: 7,906,397 km (0.048 R)
• M9: 8,883,570 km (0.101 R)
• M10: 9,320,546 km (0.108 R)
• M11: 21,375,142 km (0.08 R)
• M12: 21,801,646 km (0.105 R)
• M13: 26,876,155 km (0.109 R)
• M14: 28,215,355 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.1

Radius: 5.7

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.38 AU - 8.18 AU

Year: 11581 Days

Day: 17.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,373,409 km

• M1: 72,854 km (0.102 R)
• M2: 349,461 km (0.077 R)
• M3: 1,118,543 km (0.065 R)
• M4: 1,574,218 km (0.117 R)
• M5: 1,844,841 km (0.111 R)
• M6: 3,739,049 km (0.114 R)
• M7: 4,804,186 km (0.096 R)
• M8: 5,857,205 km (0.1 R)
• M9: 6,159,842 km (0.053 R)
• M10: 10,261,367 km (0.032 R)
• M11: 11,052,440 km (0.054 R)
• M12: 11,359,415 km (0.074 R)
• M13: 23,350,881 km (0.109 R)
• M14: 26,951,253 km (0.104 R)
• M15: 29,124,761 km (0.11 R)
• M16: 30,204,259 km (0.109 R)
• M17: 34,031,421 km (0.106 R)
• M18: 39,580,455 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.1

Radius: 7.6

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.73 AU - 11.69 AU

Year: 19849 Days

Day: 19.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,373,409 km

• M1: 94,695 km (0.073 R)
• M2: 384,616 km (0.069 R)
• M3: 832,662 km (0.061 R)
• M4: 1,189,153 km (0.108 R)
• M5: 1,461,721 km (0.04 R)
• M6: 1,759,271 km (0.094 R)
• M7: 2,542,266 km (0.097 R)
• M8: 3,704,193 km (0.026 R)
• M9: 4,577,994 km (0.101 R)
• M10: 5,150,505 km (0.104 R)
• M11: 6,560,465 km (0.061 R)
• M12: 7,025,266 km (0.105 R)
• M13: 9,106,471 km (0.054 R)
• M14: 10,065,543 km (0.117 R)
• M15: 13,279,504 km (0.057 R)
• M16: 16,884,064 km (0.088 R)
• M17: 17,197,921 km (0.063 R)
• M18: 17,435,781 km (0.086 R)
• M19: 17,675,886 km (0.076 R)
• M20: 18,326,936 km (0.116 R)
• M21: 18,993,993 km (0.118 R)
• M22: 19,333,430 km (0.112 R)
• M23: 21,731,933 km (0.101 R)
• M24: 23,243,320 km (0.059 R)
• M25: 25,639,579 km (0.081 R)
• M26: 25,950,294 km (0.038 R)
• M27: 27,111,024 km (0.092 R)
• M28: 29,762,945 km (0.063 R)
• M29: 37,271,711 km (0.117 R)
• M30: 40,823,165 km (0.088 R)
• M31: 49,385,399 km (0.119 R)
• M32: 55,367,219 km (0.095 R)
• M33: 60,158,091 km (0.072 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 20,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit