🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 36.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.8

Radius: 11.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.03 AU - 1.43 AU

Year: 881 Days

Day: 9.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,830,131 km

• M1: 144,512 km (0.083 R)
• M2: 522,246 km (0.094 R)
• M3: 926,609 km (0.112 R)
• M4: 1,379,292 km (0.047 R)
• M5: 2,037,673 km (0.062 R)
• M6: 2,401,495 km (0.073 R)
• M7: 3,950,431 km (0.113 R)
• M8: 4,965,153 km (0.079 R)
• M9: 7,408,835 km (0.112 R)
• M10: 7,824,417 km (0.085 R)
• M11: 8,385,559 km (0.117 R)
• M12: 8,864,571 km (0.053 R)
• M13: 9,305,586 km (0.042 R)
• M14: 9,703,367 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.9

Radius: 13.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.09 AU - 1.69 AU

Year: 1058 Days

Day: 12.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,830,131 km

• M1: 170,392 km (0.103 R)
• M2: 625,917 km (0.101 R)
• M3: 1,128,866 km (0.046 R)
• M4: 1,821,504 km (0.027 R)
• M5: 2,449,665 km (0.069 R)
• M6: 2,905,789 km (0.063 R)
• M7: 3,365,055 km (0.094 R)
• M8: 4,099,730 km (0.103 R)
• M9: 4,748,835 km (0.112 R)
• M10: 5,617,699 km (0.099 R)
• M11: 6,611,478 km (0.073 R)
• M12: 7,071,791 km (0.105 R)
• M13: 7,624,255 km (0.112 R)
• M14: 8,920,820 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.4

Radius: 11.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.09 AU - 2.09 AU

Year: 1951 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,830,131 km

• M1: 224,846 km (0.094 R)
• M2: 640,578 km (0.111 R)
• M3: 1,322,595 km (0.107 R)
• M4: 1,763,609 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 14.1

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.31 AU - 2.79 AU

Year: 2629 Days

Day: 10.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,830,131 km

• M1: 175,329 km (0.114 R)
• M2: 632,350 km (0.084 R)
• M3: 1,528,441 km (0.107 R)
• M4: 2,178,893 km (0.042 R)
• M5: 2,686,778 km (0.118 R)
• M6: 3,377,022 km (0.051 R)
• M7: 3,831,201 km (0.086 R)
• M8: 4,842,034 km (0.109 R)
• M9: 5,618,298 km (0.087 R)
• M10: 6,669,073 km (0.109 R)
• M11: 7,661,954 km (0.083 R)
• M12: 8,551,912 km (0.111 R)
• M13: 9,580,696 km (0.116 R)
• M14: 12,217,209 km (0.107 R)
• M15: 13,342,784 km (0.096 R)
• M16: 16,664,904 km (0.041 R)
• M17: 18,489,549 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.3

Radius: 11.7

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.3 AU - 3.64 AU

Year: 3305 Days

Day: 9.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,830,131 km

• M1: 145,559 km (0.069 R)
• M2: 544,536 km (0.044 R)
• M3: 972,536 km (0.112 R)
• M4: 1,631,066 km (0.09 R)
• M5: 2,042,161 km (0.079 R)
• M6: 2,715,800 km (0.116 R)
• M7: 4,097,336 km (0.039 R)
• M8: 4,721,458 km (0.075 R)
• M9: 5,706,411 km (0.091 R)
• M10: 6,102,097 km (0.097 R)
• M11: 6,885,990 km (0.083 R)
• M12: 7,368,144 km (0.087 R)
• M13: 7,906,995 km (0.051 R)
• M14: 8,951,039 km (0.099 R)
• M15: 9,331,616 km (0.058 R)
• M16: 9,842,493 km (0.094 R)
• M17: 10,580,758 km (0.074 R)
• M18: 11,577,379 km (0.105 R)
• M19: 12,029,913 km (0.111 R)
• M20: 12,400,168 km (0.109 R)
• M21: 15,919,308 km (0.088 R)
• M22: 17,110,256 km (0.087 R)
• M23: 18,666,074 km (0.108 R)
• M24: 19,478,540 km (0.116 R)
• M25: 20,444,943 km (0.113 R)
• M26: 23,753,150 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561

Radius: 7.8

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.61 AU - 8.83 AU

Year: 13850 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,830,131 km

• M1: 97,538 km (0.1 R)
• M2: 443,558 km (0.116 R)
• M3: 837,449 km (0.119 R)
• M4: 1,167,761 km (0.038 R)
• M5: 2,543,762 km (0.11 R)
• M6: 3,847,059 km (0.063 R)
• M7: 4,277,153 km (0.098 R)
• M8: 5,946,067 km (0.092 R)
• M9: 6,287,150 km (0.081 R)
• M10: 7,008,361 km (0.066 R)
• M11: 7,260,733 km (0.074 R)
• M12: 8,145,903 km (0.114 R)
• M13: 10,076,314 km (0.106 R)
• M14: 11,637,518 km (0.056 R)
• M15: 15,162,193 km (0.066 R)
• M16: 17,356,495 km (0.112 R)
• M17: 21,913,994 km (0.096 R)
• M18: 22,637,150 km (0.065 R)
• M19: 23,097,163 km (0.09 R)
• M20: 23,751,504 km (0.045 R)
• M21: 27,626,089 km (0.107 R)
• M22: 28,257,243 km (0.066 R)
• M23: 32,132,575 km (0.04 R)
• M24: 33,538,795 km (0.04 R)
• M25: 36,599,418 km (0.09 R)
• M26: 38,783,846 km (0.079 R)
• M27: 39,708,062 km (0.089 R)
• M28: 43,835,766 km (0.057 R)
• M29: 44,694,309 km (0.115 R)
• M30: 46,444,903 km (0.108 R)
• M31: 50,237,957 km (0.093 R)
• M32: 53,255,196 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.8

Radius: 5.3

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.36 AU - 10.44 AU

Year: 15719 Days

Day: 21.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,830,131 km

• M1: 65,973 km (0.113 R)
• M2: 1,009,486 km (0.103 R)
• M3: 2,615,719 km (0.07 R)
• M4: 4,100,178 km (0.113 R)
• M5: 4,434,530 km (0.065 R)
• M6: 5,768,045 km (0.038 R)
• M7: 8,844,525 km (0.08 R)
• M8: 10,644,636 km (0.074 R)
• M9: 10,985,869 km (0.106 R)
• M10: 11,570,647 km (0.066 R)
• M11: 20,204,389 km (0.088 R)
• M12: 35,265,005 km (0.095 R)
• M13: 40,112,126 km (0.088 R)
• M14: 42,622,977 km (0.06 R)
• M15: 43,051,425 km (0.099 R)
• M16: 44,353,973 km (0.105 R)
• M17: 46,431,888 km (0.115 R)
• M18: 55,563,342 km (0.081 R)
• M19: 55,733,435 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.8

Radius: 5.7

Gravity: 20.95 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.36 AU - 11.56 AU

Year: 18787 Days

Day: 21.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,830,131 km

• M1: 90,806 km (0.083 R)
• M2: 380,278 km (0.074 R)
• M3: 1,114,953 km (0.112 R)
• M4: 1,364,482 km (0.091 R)
• M5: 2,388,629 km (0.114 R)
• M6: 2,568,595 km (0.093 R)
• M7: 2,806,306 km (0.087 R)
• M8: 3,271,406 km (0.09 R)
• M9: 3,969,579 km (0.09 R)
• M10: 6,569,291 km (0.05 R)
• M11: 7,481,240 km (0.098 R)
• M12: 8,067,364 km (0.067 R)
• M13: 10,659,596 km (0.099 R)
• M14: 12,110,247 km (0.105 R)
• M15: 12,509,374 km (0.104 R)
• M16: 17,244,147 km (0.114 R)
• M17: 18,788,894 km (0.109 R)
• M18: 19,504,122 km (0.119 R)
• M19: 21,084,174 km (0.093 R)
• M20: 21,758,861 km (0.039 R)
• M21: 24,286,018 km (0.051 R)
• M22: 26,002,354 km (0.09 R)
• M23: 32,136,764 km (0.119 R)
• M24: 34,334,058 km (0.116 R)
• M25: 48,148,523 km (0.106 R)
• M26: 54,900,175 km (0.083 R)
• M27: 57,843,363 km (0.118 R)
• M28: 62,452,773 km (0.075 R)
• M29: 65,658,206 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 14,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit