🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.7

Radius: 10.1

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.53 AU - 0.75 AU

Year: 360 Days

Day: 7.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,570,657 km

• M1: 125,662 km (0.093 R)
• M2: 461,659 km (0.106 R)
• M3: 1,020,257 km (0.046 R)
• M4: 1,344,735 km (0.088 R)
• M5: 2,101,102 km (0.108 R)
• M6: 2,426,627 km (0.113 R)
• M7: 2,959,195 km (0.092 R)
• M8: 3,727,381 km (0.097 R)
• M9: 4,464,449 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.6

Radius: 8.4

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.75 AU - 2.01 AU

Year: 1812 Days

Day: 7.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,570,657 km

• M1: 104,419 km (0.083 R)
• M2: 374,443 km (0.115 R)
• M3: 786,735 km (0.088 R)
• M4: 1,591,123 km (0.103 R)
• M5: 1,874,312 km (0.028 R)
• M6: 2,530,747 km (0.052 R)
• M7: 2,949,023 km (0.08 R)
• M8: 4,236,462 km (0.083 R)
• M9: 5,339,447 km (0.06 R)
• M10: 6,396,207 km (0.114 R)
• M11: 7,530,458 km (0.103 R)
• M12: 8,159,965 km (0.084 R)
• M13: 9,074,607 km (0.103 R)
• M14: 10,502,519 km (0.06 R)
• M15: 11,324,858 km (0.095 R)
• M16: 12,737,062 km (0.087 R)
• M17: 13,259,906 km (0.057 R)
• M18: 14,220,175 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.5

Radius: 14.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.91 AU - 4.91 AU

Year: 6510 Days

Day: 5.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,570,657 km

• M1: 184,155 km (0.087 R)
• M2: 701,165 km (0.046 R)
• M3: 1,346,231 km (0.116 R)
• M4: 1,914,703 km (0.107 R)
• M5: 3,004,374 km (0.087 R)
• M6: 4,449,789 km (0.053 R)
• M7: 5,138,088 km (0.107 R)
• M8: 6,122,293 km (0.113 R)
• M9: 6,625,241 km (0.111 R)
• M10: 7,192,217 km (0.062 R)
• M11: 8,546,377 km (0.088 R)
• M12: 9,219,567 km (0.088 R)
• M13: 11,807,610 km (0.111 R)
• M14: 13,519,010 km (0.11 R)
• M15: 16,072,496 km (0.096 R)
• M16: 20,520,490 km (0.067 R)
• M17: 21,270,872 km (0.113 R)
• M18: 26,514,128 km (0.077 R)
• M19: 29,528,376 km (0.104 R)
• M20: 31,363,792 km (0.102 R)
• M21: 33,171,981 km (0.085 R)
• M22: 35,368,078 km (0.029 R)
• M23: 36,012,995 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.5

Radius: 9.8

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.83 AU - 5.31 AU

Year: 6867 Days

Day: 8.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,570,657 km

• M1: 123,269 km (0.036 R)
• M2: 448,794 km (0.116 R)
• M3: 760,256 km (0.11 R)
• M4: 1,323,343 km (0.109 R)
• M5: 2,022,114 km (0.066 R)
• M6: 2,910,277 km (0.103 R)
• M7: 3,322,718 km (0.07 R)
• M8: 4,317,245 km (0.04 R)
• M9: 4,911,896 km (0.113 R)
• M10: 5,258,814 km (0.068 R)
• M11: 5,715,387 km (0.085 R)
• M12: 6,165,227 km (0.096 R)
• M13: 6,500,925 km (0.073 R)
• M14: 8,407,251 km (0.106 R)
• M15: 11,144,892 km (0.057 R)
• M16: 12,904,013 km (0.116 R)
• M17: 13,906,917 km (0.119 R)
• M18: 18,167,315 km (0.087 R)
• M19: 20,666,946 km (0.111 R)
• M20: 22,587,035 km (0.064 R)
• M21: 27,765,963 km (0.119 R)
• M22: 28,684,345 km (0.054 R)
• M23: 30,388,115 km (0.065 R)
• M24: 34,624,427 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.2

Radius: 13.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.32 AU - 5.34 AU

Year: 7462 Days

Day: 13.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,570,657 km

• M1: 172,935 km (0.111 R)
• M2: 3,718,554 km (0.087 R)
• M3: 4,553,909 km (0.067 R)
• M4: 5,113,106 km (0.099 R)
• M5: 6,274,135 km (0.103 R)
• M6: 7,713,865 km (0.068 R)
• M7: 10,183,277 km (0.117 R)
• M8: 10,817,272 km (0.109 R)
• M9: 12,416,324 km (0.11 R)
• M10: 15,074,229 km (0.117 R)
• M11: 16,383,061 km (0.096 R)
• M12: 17,445,356 km (0.103 R)
• M13: 19,431,417 km (0.118 R)
• M14: 19,985,528 km (0.101 R)
• M15: 21,417,179 km (0.037 R)
• M16: 23,691,516 km (0.067 R)
• M17: 25,872,353 km (0.098 R)
• M18: 27,920,647 km (0.109 R)
• M19: 29,344,819 km (0.094 R)
• M20: 30,167,009 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604

Radius: 9.8

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.7 AU - 6.14 AU

Year: 8870 Days

Day: 5.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,570,657 km

• M1: 121,922 km (0.115 R)
• M2: 475,871 km (0.08 R)
• M3: 823,387 km (0.113 R)
• M4: 1,456,934 km (0.074 R)
• M5: 1,935,946 km (0.095 R)
• M6: 3,750,568 km (0.116 R)
• M7: 6,385,136 km (0.026 R)
• M8: 6,784,114 km (0.108 R)
• M9: 7,632,035 km (0.116 R)
• M10: 10,802,313 km (0.107 R)
• M11: 11,956,909 km (0.092 R)
• M12: 12,961,309 km (0.086 R)
• M13: 13,366,719 km (0.079 R)
• M14: 15,652,126 km (0.113 R)
• M15: 16,311,853 km (0.091 R)
• M16: 18,114,357 km (0.111 R)
• M17: 20,824,024 km (0.119 R)
• M18: 24,665,398 km (0.084 R)
• M19: 25,831,064 km (0.071 R)
• M20: 28,660,708 km (0.063 R)
• M21: 30,760,314 km (0.113 R)
• M22: 31,068,486 km (0.113 R)
• M23: 32,110,285 km (0.083 R)
• M24: 32,853,338 km (0.068 R)
• M25: 35,375,708 km (0.116 R)
• M26: 36,741,686 km (0.102 R)
• M27: 37,906,604 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424

Radius: 6.2

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.1 AU - 9.12 AU

Year: 14757 Days

Day: 17.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,570,657 km

• M1: 79,586 km (0.12 R)
• M2: 277,803 km (0.09 R)
• M3: 487,539 km (0.055 R)
• M4: 687,402 km (0.077 R)
• M5: 1,504,655 km (0.073 R)
• M6: 1,713,943 km (0.105 R)
• M7: 2,011,942 km (0.086 R)
• M8: 2,383,094 km (0.104 R)
• M9: 3,855,885 km (0.055 R)
• M10: 4,642,471 km (0.094 R)
• M11: 6,606,990 km (0.056 R)
• M12: 7,684,095 km (0.051 R)
• M13: 8,825,526 km (0.082 R)
• M14: 13,807,285 km (0.057 R)
• M15: 16,121,564 km (0.066 R)
• M16: 16,482,245 km (0.113 R)
• M17: 19,000,126 km (0.101 R)
• M18: 20,476,209 km (0.045 R)
• M19: 21,242,150 km (0.084 R)
• M20: 25,555,056 km (0.108 R)
• M21: 36,849,097 km (0.119 R)
• M22: 41,381,314 km (0.106 R)
• M23: 41,651,039 km (0.08 R)
• M24: 43,155,246 km (0.108 R)
• M25: 45,407,142 km (0.081 R)
• M26: 47,440,926 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.2

Radius: 5.3

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.63 AU - 8.73 AU

Year: 16445 Days

Day: 15.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,570,657 km

• M1: 65,973 km (0.087 R)
• M2: 514,317 km (0.06 R)
• M3: 1,632,262 km (0.064 R)
• M4: 2,043,507 km (0.064 R)
• M5: 3,906,748 km (0.083 R)
• M6: 5,763,108 km (0.104 R)
• M7: 7,517,293 km (0.03 R)
• M8: 12,835,797 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.4

Radius: 6.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.15 AU - 11.03 AU

Year: 22529 Days

Day: 24.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 97.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,570,657 km

• M1: 76,594 km (0.101 R)
• M2: 398,379 km (0.118 R)
• M3: 994,527 km (0.063 R)
• M4: 1,314,217 km (0.075 R)
• M5: 1,608,626 km (0.096 R)
• M6: 1,878,500 km (0.087 R)
• M7: 3,249,116 km (0.055 R)
• M8: 3,682,501 km (0.072 R)
• M9: 4,182,457 km (0.106 R)
• M10: 4,601,780 km (0.055 R)
• M11: 4,983,105 km (0.091 R)
• M12: 5,594,512 km (0.082 R)
• M13: 6,254,537 km (0.025 R)
• M14: 7,950,229 km (0.116 R)
• M15: 8,175,972 km (0.113 R)
• M16: 8,879,382 km (0.115 R)
• M17: 9,122,478 km (0.115 R)
• M18: 12,641,020 km (0.104 R)
• M19: 14,231,096 km (0.1 R)
• M20: 16,093,141 km (0.051 R)
• M21: 18,424,623 km (0.119 R)
• M22: 19,959,647 km (0.049 R)
• M23: 22,106,676 km (0.096 R)
• M24: 26,651,758 km (0.042 R)
• M25: 27,158,147 km (0.093 R)
• M26: 29,034,852 km (0.105 R)
• M27: 30,442,867 km (0.107 R)
• M28: 36,406,886 km (0.1 R)
• M29: 42,966,154 km (0.105 R)
• M30: 43,382,934 km (0.107 R)
• M31: 43,802,556 km (0.117 R)
• M32: 51,667,813 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 10,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit