🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.22 AU - 1.74 AU

Year: 630 Days

Day: 44.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.64 AU - 2.56 AU

Year: 1065 Days

Day: 13.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.13 AU - 5.05 AU

Year: 2894 Days

Day: 18.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.7

Radius: 10.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.22 AU - 7.2 AU

Year: 5414 Days

Day: 13.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,964,289 km

• M1: 126,111 km (0.101 R)
• M2: 440,566 km (0.061 R)
• M3: 924,814 km (0.083 R)
• M4: 1,458,280 km (0.054 R)
• M5: 1,953,599 km (0.093 R)
• M6: 2,896,514 km (0.105 R)
• M7: 4,791,919 km (0.08 R)
• M8: 6,263,663 km (0.072 R)
• M9: 6,782,169 km (0.103 R)
• M10: 8,204,097 km (0.074 R)
• M11: 9,901,285 km (0.1 R)
• M12: 12,613,494 km (0.117 R)
• M13: 13,494,027 km (0.039 R)
• M14: 14,919,396 km (0.086 R)
• M15: 15,668,582 km (0.09 R)
• M16: 18,260,963 km (0.091 R)
• M17: 21,850,863 km (0.051 R)
• M18: 23,966,476 km (0.085 R)
• M19: 24,833,845 km (0.104 R)
• M20: 28,164,791 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.6

Radius: 13.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 10.53 AU - 12.39 AU

Year: 13572 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,964,289 km

• M1: 173,234 km (0.083 R)
• M2: 1,133,503 km (0.102 R)
• M3: 1,678,787 km (0.088 R)
• M4: 2,614,372 km (0.117 R)
• M5: 3,294,744 km (0.095 R)
• M6: 3,954,470 km (0.094 R)
• M7: 4,461,756 km (0.094 R)
• M8: 7,023,620 km (0.114 R)
• M9: 8,993,375 km (0.119 R)
• M10: 10,391,517 km (0.047 R)
• M11: 11,701,545 km (0.117 R)
• M12: 12,814,554 km (0.116 R)
• M13: 13,869,368 km (0.085 R)
• M14: 15,319,121 km (0.079 R)
• M15: 17,755,472 km (0.06 R)
• M16: 21,024,485 km (0.105 R)
• M17: 22,667,668 km (0.071 R)
• M18: 23,566,153 km (0.083 R)
• M19: 25,819,545 km (0.109 R)
• M20: 26,306,486 km (0.117 R)
• M21: 28,008,162 km (0.119 R)
• M22: 28,938,212 km (0.096 R)
• M23: 29,463,749 km (0.098 R)
• M24: 31,078,658 km (0.114 R)
• M25: 31,629,927 km (0.071 R)
• M26: 39,531,237 km (0.104 R)
• M27: 44,629,682 km (0.077 R)
• M28: 46,901,775 km (0.094 R)
• M29: 50,604,921 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 8.5

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 10.55 AU - 13.87 AU

Year: 14926 Days

Day: 10.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,964,289 km

• M1: 106,065 km (0.107 R)
• M2: 976,425 km (0.096 R)
• M3: 1,425,668 km (0.109 R)
• M4: 3,142,602 km (0.07 R)
• M5: 5,093,508 km (0.108 R)
• M6: 6,243,168 km (0.079 R)
• M7: 9,461,168 km (0.034 R)
• M8: 9,996,579 km (0.078 R)
• M9: 10,495,637 km (0.103 R)
• M10: 16,978,162 km (0.069 R)
• M11: 18,255,129 km (0.087 R)
• M12: 24,104,555 km (0.047 R)
• M13: 29,939,471 km (0.071 R)
• M14: 30,282,349 km (0.042 R)
• M15: 31,562,159 km (0.078 R)
• M16: 41,123,707 km (0.076 R)
• M17: 48,573,681 km (0.083 R)
• M18: 49,364,904 km (0.106 R)
• M19: 55,144,767 km (0.04 R)
• M20: 57,050,345 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.2

Radius: 4.8

Gravity: 10.64 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.79 AU - 17.81 AU

Year: 21972 Days

Day: 19.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 90,964,289 km

• M1: 59,839 km (0.109 R)
• M2: 441,463 km (0.073 R)
• M3: 622,776 km (0.103 R)
• M4: 844,181 km (0.052 R)
• M5: 1,012,478 km (0.037 R)
• M6: 2,200,585 km (0.04 R)
• M7: 2,718,343 km (0.057 R)
• M8: 3,187,781 km (0.099 R)
• M9: 4,226,289 km (0.068 R)
• M10: 5,191,794 km (0.053 R)
• M11: 5,652,705 km (0.097 R)
• M12: 8,374,339 km (0.075 R)
• M13: 9,724,310 km (0.096 R)
• M14: 10,096,659 km (0.076 R)
• M15: 12,910,595 km (0.099 R)
• M16: 13,230,735 km (0.096 R)
• M17: 13,621,933 km (0.092 R)
• M18: 14,772,341 km (0.115 R)
• M19: 15,406,786 km (0.071 R)
• M20: 16,729,979 km (0.074 R)
• M21: 17,033,962 km (0.088 R)
• M22: 18,447,811 km (0.08 R)
• M23: 20,451,974 km (0.091 R)
• M24: 22,968,359 km (0.1 R)
• M25: 23,155,656 km (0.098 R)
• M26: 24,397,767 km (0.037 R)
• M27: 25,084,721 km (0.083 R)
• M28: 25,583,181 km (0.115 R)
• M29: 26,394,600 km (0.103 R)
• M30: 27,118,354 km (0.074 R)
• M31: 27,961,637 km (0.103 R)
• M32: 28,282,375 km (0.078 R)
• M33: 33,995,069 km (0.032 R)
• M34: 35,973,800 km (0.058 R)
• M35: 37,507,328 km (0.104 R)
• M36: 39,083,940 km (0.115 R)
• M37: 39,350,822 km (0.119 R)
• M38: 42,509,282 km (0.105 R)
• M39: 43,217,478 km (0.045 R)
• M40: 50,579,788 km (0.054 R)
• M41: 51,055,958 km (0.076 R)
• M42: 55,813,320 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.8

Radius: 3.6

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 15.43 AU - 16.75 AU

Year: 22579 Days

Day: 17.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,964,289 km

• M1: 57,595 km (0.071 R)
• M2: 212,878 km (0.101 R)
• M3: 365,168 km (0.063 R)
• M4: 604,375 km (0.105 R)
• M5: 848,968 km (0.056 R)
• M6: 1,218,026 km (0.098 R)
• M7: 1,765,554 km (0.112 R)
• M8: 2,167,972 km (0.033 R)
• M9: 5,371,760 km (0.053 R)
• M10: 6,361,350 km (0.057 R)
• M11: 7,210,617 km (0.046 R)
• M12: 8,886,114 km (0.102 R)
• M13: 11,596,827 km (0.113 R)
• M14: 12,126,254 km (0.055 R)
• M15: 13,488,043 km (0.103 R)
• M16: 17,030,371 km (0.113 R)
• M17: 19,707,724 km (0.088 R)
• M18: 21,232,575 km (0.114 R)
• M19: 22,652,558 km (0.087 R)
• M20: 28,435,264 km (0.043 R)
• M21: 29,073,299 km (0.06 R)
• M22: 29,395,832 km (0.056 R)
• M23: 30,377,792 km (0.098 R)
• M24: 32,177,006 km (0.044 R)
• M25: 38,642,925 km (0.095 R)
• M26: 44,769,706 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.1

Radius: 3.2

Gravity: 76.57 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.09 AU - 19.83 AU

Year: 24435 Days

Day: 24.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 90,964,289 km

• M1: 39,793 km (0.119 R)
• M2: 440,865 km (0.1 R)
• M3: 981,811 km (0.115 R)
• M4: 1,250,189 km (0.114 R)
• M5: 1,376,899 km (0.095 R)
• M6: 1,889,720 km (0.075 R)
• M7: 2,257,282 km (0.082 R)
• M8: 2,619,608 km (0.102 R)
• M9: 3,047,159 km (0.033 R)
• M10: 3,397,218 km (0.063 R)
• M11: 4,142,066 km (0.108 R)
• M12: 4,834,704 km (0.044 R)
• M13: 5,269,136 km (0.092 R)
• M14: 5,946,665 km (0.101 R)
• M15: 7,838,031 km (0.104 R)
• M16: 8,270,219 km (0.083 R)
• M17: 9,479,867 km (0.11 R)
• M18: 11,269,507 km (0.105 R)
• M19: 15,167,429 km (0.046 R)
• M20: 17,145,711 km (0.109 R)
• M21: 18,618,951 km (0.068 R)
• M22: 20,274,551 km (0.101 R)
• M23: 21,189,641 km (0.046 R)
• M24: 21,292,863 km (0.113 R)
• M25: 25,473,825 km (0.104 R)
• M26: 29,009,421 km (0.111 R)
• M27: 30,563,294 km (0.078 R)
• M28: 35,848,886 km (0.053 R)
• M29: 40,746,421 km (0.038 R)
• M30: 44,191,660 km (0.078 R)
• M31: 48,540,021 km (0.063 R)
• M32: 52,784,561 km (0.099 R)
• M33: 56,472,149 km (0.108 R)
• M34: 57,269,805 km (0.09 R)
• M35: 60,327,735 km (0.09 R)
• M36: 60,535,377 km (0.063 R)
• M37: 64,138,741 km (0.067 R)
• M38: 65,006,857 km (0.091 R)
• M39: 66,544,873 km (0.12 R)
• M40: 78,489,515 km (0.117 R)
• M41: 86,933,716 km (0.045 R)
• M42: 88,263,791 km (0.089 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 13,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit