🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.89 AU - 1.27 AU

Year: 406 Days

Day: 43.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,398,915 km

• M1: 35,455 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.68 AU - 2.5 AU

Year: 1093 Days

Day: 30.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,398,915 km

• M1: 1,329,925 km (0.111 R)

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.8

Radius: 11.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.62 AU - 5.54 AU

Year: 4141 Days

Day: 7.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,398,915 km

• M1: 141,819 km (0.07 R)
• M2: 504,594 km (0.098 R)
• M3: 1,022,801 km (0.11 R)
• M4: 1,482,365 km (0.079 R)
• M5: 1,921,734 km (0.107 R)
• M6: 2,284,509 km (0.085 R)
• M7: 4,063,826 km (0.114 R)
• M8: 5,214,683 km (0.093 R)
• M9: 5,802,453 km (0.067 R)
• M10: 8,022,784 km (0.104 R)
• M11: 8,840,935 km (0.096 R)
• M12: 9,322,939 km (0.109 R)
• M13: 10,227,258 km (0.098 R)
• M14: 12,126,254 km (0.112 R)
• M15: 12,506,980 km (0.119 R)
• M16: 13,742,808 km (0.09 R)
• M17: 14,674,205 km (0.053 R)
• M18: 15,399,904 km (0.031 R)
• M19: 16,302,129 km (0.068 R)
• M20: 17,613,354 km (0.099 R)
• M21: 18,157,142 km (0.077 R)
• M22: 19,050,391 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.3

Radius: 12.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.01 AU - 5.19 AU

Year: 4165 Days

Day: 9.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,398,915 km

• M1: 160,369 km (0.098 R)
• M2: 565,330 km (0.069 R)
• M3: 1,242,111 km (0.032 R)
• M4: 2,500,229 km (0.077 R)
• M5: 3,196,458 km (0.114 R)
• M6: 4,234,069 km (0.118 R)
• M7: 5,354,856 km (0.032 R)
• M8: 6,604,447 km (0.098 R)
• M9: 7,092,884 km (0.099 R)
• M10: 7,605,406 km (0.07 R)
• M11: 12,968,789 km (0.115 R)
• M12: 13,639,436 km (0.109 R)
• M13: 15,523,621 km (0.095 R)
• M14: 17,517,911 km (0.085 R)
• M15: 19,491,256 km (0.051 R)
• M16: 21,410,298 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.8

Radius: 11.2

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.48 AU - 5.84 AU

Year: 4239 Days

Day: 12.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,398,915 km

• M1: 139,276 km (0.104 R)
• M2: 545,434 km (0.064 R)
• M3: 944,561 km (0.112 R)
• M4: 5,148,261 km (0.115 R)
• M5: 6,068,138 km (0.073 R)
• M6: 7,451,021 km (0.111 R)
• M7: 7,913,578 km (0.113 R)
• M8: 9,740,168 km (0.103 R)
• M9: 10,521,218 km (0.101 R)
• M10: 10,907,630 km (0.062 R)
• M11: 12,335,242 km (0.11 R)
• M12: 14,776,978 km (0.115 R)
• M13: 15,262,124 km (0.087 R)
• M14: 17,740,662 km (0.061 R)
• M15: 18,735,637 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82

Radius: 13.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.28 AU - 12.8 AU

Year: 15109 Days

Day: 10.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,398,915 km

• M1: 242,049 km (0.03 R)
• M2: 991,235 km (0.093 R)
• M3: 2,589,988 km (0.041 R)
• M4: 3,335,733 km (0.09 R)
• M5: 5,685,617 km (0.041 R)
• M6: 19,165,582 km (0.066 R)
• M7: 19,912,823 km (0.071 R)
• M8: 24,572,946 km (0.095 R)
• M9: 26,109,765 km (0.034 R)
• M10: 28,315,586 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.6

Radius: 3.2

Gravity: 21.74 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.37 AU - 14.55 AU

Year: 16873 Days

Day: 18.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,398,915 km

• M1: 46,675 km (0.088 R)
• M2: 167,849 km (0.12 R)
• M3: 585,676 km (0.109 R)
• M4: 795,561 km (0.113 R)
• M5: 1,443,470 km (0.027 R)
• M6: 2,092,575 km (0.117 R)
• M7: 2,422,887 km (0.114 R)
• M8: 2,829,345 km (0.093 R)
• M9: 2,937,803 km (0.103 R)
• M10: 3,399,462 km (0.093 R)
• M11: 4,523,092 km (0.076 R)
• M12: 4,978,168 km (0.117 R)
• M13: 5,396,743 km (0.117 R)
• M14: 9,145,067 km (0.054 R)
• M15: 12,974,324 km (0.12 R)
• M16: 13,456,328 km (0.111 R)
• M17: 14,584,147 km (0.081 R)
• M18: 15,571,044 km (0.09 R)
• M19: 20,687,441 km (0.067 R)
• M20: 22,873,963 km (0.099 R)
• M21: 23,487,913 km (0.096 R)
• M22: 36,142,098 km (0.112 R)
• M23: 40,177,051 km (0.109 R)
• M24: 40,558,077 km (0.091 R)
• M25: 45,183,344 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.7

Radius: 5.8

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.47 AU - 16.91 AU

Year: 21410 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,398,915 km

• M1: 72,106 km (0.08 R)
• M2: 255,513 km (0.111 R)
• M3: 521,498 km (0.036 R)
• M4: 733,329 km (0.069 R)
• M5: 1,015,022 km (0.114 R)
• M6: 1,250,937 km (0.118 R)
• M7: 1,852,919 km (0.1 R)
• M8: 2,064,750 km (0.06 R)
• M9: 3,054,041 km (0.091 R)
• M10: 3,295,641 km (0.047 R)
• M11: 3,667,242 km (0.082 R)
• M12: 5,634,604 km (0.084 R)
• M13: 7,140,306 km (0.052 R)
• M14: 9,844,737 km (0.073 R)
• M15: 11,551,349 km (0.082 R)
• M16: 15,072,733 km (0.109 R)
• M17: 16,013,255 km (0.097 R)
• M18: 17,666,910 km (0.057 R)
• M19: 20,638,672 km (0.076 R)
• M20: 21,406,109 km (0.085 R)
• M21: 22,093,212 km (0.08 R)
• M22: 22,392,258 km (0.114 R)
• M23: 25,531,569 km (0.109 R)
• M24: 25,750,730 km (0.111 R)
• M25: 26,639,940 km (0.085 R)
• M26: 29,550,666 km (0.07 R)
• M27: 30,524,997 km (0.102 R)
• M28: 30,895,850 km (0.089 R)
• M29: 35,447,515 km (0.081 R)
• M30: 38,096,145 km (0.074 R)
• M31: 41,475,262 km (0.067 R)
• M32: 42,850,066 km (0.1 R)
• M33: 61,790,353 km (0.109 R)
• M34: 72,842,046 km (0.077 R)
• M35: 73,283,060 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.8

Radius: 3

Gravity: 81.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 12.68 AU - 17.7 AU

Year: 21410 Days

Day: 21.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,398,915 km

• M1: 38,447 km (0.104 R)
• M2: 640,578 km (0.1 R)
• M3: 801,545 km (0.116 R)
• M4: 903,721 km (0.113 R)
• M5: 2,532,243 km (0.118 R)
• M6: 2,830,242 km (0.064 R)
• M7: 4,716,671 km (0.049 R)
• M8: 6,327,242 km (0.101 R)
• M9: 8,217,710 km (0.106 R)
• M10: 10,453,600 km (0.117 R)
• M11: 11,411,475 km (0.077 R)
• M12: 13,722,014 km (0.103 R)
• M13: 15,666,936 km (0.095 R)
• M14: 16,832,453 km (0.116 R)
• M15: 18,595,763 km (0.086 R)
• M16: 21,265,936 km (0.114 R)
• M17: 22,073,315 km (0.084 R)
• M18: 22,796,322 km (0.102 R)
• M19: 23,428,373 km (0.105 R)
• M20: 32,211,563 km (0.096 R)
• M21: 34,913,899 km (0.101 R)
• M22: 38,945,412 km (0.102 R)
• M23: 43,597,307 km (0.064 R)
• M24: 43,758,424 km (0.102 R)
• M25: 44,081,855 km (0.103 R)
• M26: 49,827,311 km (0.115 R)
• M27: 51,427,709 km (0.029 R)
• M28: 65,270,149 km (0.053 R)
• M29: 75,913,140 km (0.1 R)
• M30: 80,668,857 km (0.07 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 17,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit