🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.59 AU - 0.69 AU

Year: 326 Days

Day: 14.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,256,738 km

• M1: 21,392 km (0.073 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.5

Radius: 12.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.11 AU - 1.55 AU

Year: 975 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,256,738 km

• M1: 155,881 km (0.092 R)
• M2: 618,886 km (0.098 R)
• M3: 1,136,645 km (0.102 R)
• M4: 1,532,032 km (0.047 R)
• M5: 2,021,516 km (0.118 R)
• M6: 2,567,249 km (0.047 R)
• M7: 3,006,618 km (0.025 R)
• M8: 3,437,909 km (0.086 R)
• M9: 4,674,036 km (0.075 R)
• M10: 5,434,143 km (0.084 R)
• M11: 6,275,032 km (0.111 R)
• M12: 9,208,198 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.5

Radius: 14.4

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.91 AU - 2.03 AU

Year: 1758 Days

Day: 8.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,256,738 km

• M1: 179,368 km (0.073 R)
• M2: 642,972 km (0.085 R)
• M3: 1,601,894 km (0.092 R)
• M4: 2,129,526 km (0.114 R)
• M5: 2,694,557 km (0.118 R)
• M6: 3,546,218 km (0.12 R)
• M7: 4,062,181 km (0.091 R)
• M8: 5,718,977 km (0.114 R)
• M9: 6,577,519 km (0.079 R)
• M10: 7,388,040 km (0.038 R)
• M11: 9,086,874 km (0.107 R)
• M12: 10,060,756 km (0.084 R)
• M13: 10,930,219 km (0.104 R)
• M14: 12,253,262 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 11.8

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.77 AU - 2.95 AU

Year: 2305 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,256,738 km

• M1: 147,204 km (0.042 R)
• M2: 531,072 km (0.066 R)
• M3: 1,137,093 km (0.049 R)
• M4: 1,605,933 km (0.09 R)
• M5: 2,077,914 km (0.102 R)
• M6: 3,040,876 km (0.113 R)
• M7: 4,321,134 km (0.057 R)
• M8: 5,906,872 km (0.089 R)
• M9: 6,540,419 km (0.12 R)
• M10: 7,045,013 km (0.085 R)
• M11: 8,650,198 km (0.041 R)
• M12: 9,293,618 km (0.032 R)
• M13: 11,820,326 km (0.071 R)
• M14: 12,613,195 km (0.101 R)
• M15: 18,133,955 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 10.5

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.99 AU - 3.03 AU

Year: 2528 Days

Day: 9.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,256,738 km

• M1: 131,497 km (0.115 R)
• M2: 594,502 km (0.103 R)
• M3: 1,025,493 km (0.088 R)
• M4: 1,490,144 km (0.068 R)
• M5: 1,852,321 km (0.11 R)
• M6: 2,341,057 km (0.048 R)
• M7: 3,524,975 km (0.076 R)
• M8: 3,899,717 km (0.027 R)
• M9: 4,426,900 km (0.09 R)
• M10: 5,451,346 km (0.117 R)
• M11: 5,851,521 km (0.104 R)
• M12: 7,025,116 km (0.109 R)
• M13: 7,714,164 km (0.1 R)
• M14: 8,059,286 km (0.119 R)
• M15: 9,157,185 km (0.076 R)
• M16: 9,580,248 km (0.104 R)
• M17: 10,889,229 km (0.069 R)
• M18: 13,997,125 km (0.119 R)
• M19: 14,417,345 km (0.111 R)
• M20: 15,136,313 km (0.098 R)
• M21: 15,929,331 km (0.05 R)
• M22: 16,645,905 km (0.057 R)
• M23: 18,088,178 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.2

Radius: 12.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.29 AU - 6.89 AU

Year: 8403 Days

Day: 13.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,256,738 km

• M1: 155,432 km (0.119 R)
• M2: 1,070,223 km (0.079 R)
• M3: 1,540,110 km (0.114 R)
• M4: 2,452,807 km (0.108 R)
• M5: 2,870,185 km (0.108 R)
• M6: 3,501,338 km (0.115 R)
• M7: 3,954,769 km (0.098 R)
• M8: 9,994,933 km (0.119 R)
• M9: 11,943,595 km (0.116 R)
• M10: 12,339,132 km (0.096 R)
• M11: 14,071,475 km (0.111 R)
• M12: 14,833,826 km (0.101 R)
• M13: 16,165,396 km (0.092 R)
• M14: 20,557,739 km (0.115 R)
• M15: 21,539,401 km (0.097 R)
• M16: 21,957,676 km (0.067 R)
• M17: 22,466,608 km (0.061 R)
• M18: 27,408,424 km (0.082 R)
• M19: 28,900,065 km (0.102 R)
• M20: 30,655,147 km (0.084 R)
• M21: 31,078,359 km (0.085 R)
• M22: 33,699,314 km (0.065 R)
• M23: 35,063,647 km (0.118 R)
• M24: 36,346,448 km (0.106 R)
• M25: 36,820,524 km (0.1 R)
• M26: 39,502,365 km (0.078 R)
• M27: 40,763,325 km (0.117 R)
• M28: 42,051,064 km (0.118 R)
• M29: 42,704,956 km (0.064 R)
• M30: 43,765,306 km (0.057 R)
• M31: 46,215,270 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.9

Radius: 10.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.2 AU - 6.38 AU

Year: 8858 Days

Day: 12.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 32,256,738 km

• M1: 131,796 km (0.099 R)
• M2: 1,086,529 km (0.106 R)
• M3: 1,604,587 km (0.097 R)
• M4: 2,096,913 km (0.057 R)
• M5: 2,516,835 km (0.081 R)
• M6: 2,868,090 km (0.073 R)
• M7: 3,695,367 km (0.064 R)
• M8: 4,532,815 km (0.112 R)
• M9: 5,178,779 km (0.112 R)
• M10: 5,556,364 km (0.091 R)
• M11: 6,367,185 km (0.111 R)
• M12: 7,850,298 km (0.037 R)
• M13: 8,478,160 km (0.106 R)
• M14: 8,914,986 km (0.102 R)
• M15: 10,218,881 km (0.067 R)
• M16: 12,407,049 km (0.118 R)
• M17: 13,201,264 km (0.107 R)
• M18: 13,968,701 km (0.079 R)
• M19: 17,061,936 km (0.107 R)
• M20: 18,331,125 km (0.089 R)
• M21: 18,694,648 km (0.119 R)
• M22: 19,062,957 km (0.075 R)
• M23: 20,197,059 km (0.068 R)
• M24: 27,109,977 km (0.108 R)
• M25: 28,835,588 km (0.079 R)
• M26: 32,398,411 km (0.079 R)
• M27: 32,930,231 km (0.113 R)
• M28: 39,653,758 km (0.053 R)
• M29: 40,384,843 km (0.093 R)
• M30: 41,498,300 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.5

Radius: 6.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.16 AU - 7.4 AU

Year: 10006 Days

Day: 21.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,256,738 km

• M1: 176,077 km (0.106 R)
• M2: 641,476 km (0.077 R)
• M3: 852,558 km (0.071 R)
• M4: 2,120,101 km (0.088 R)
• M5: 4,026,427 km (0.082 R)
• M6: 4,319,639 km (0.103 R)
• M7: 6,322,305 km (0.055 R)
• M8: 7,970,275 km (0.095 R)
• M9: 10,105,486 km (0.092 R)
• M10: 11,987,427 km (0.111 R)
• M11: 12,853,748 km (0.111 R)
• M12: 17,625,322 km (0.074 R)
• M13: 24,809,311 km (0.105 R)
• M14: 25,380,625 km (0.049 R)
• M15: 26,804,797 km (0.098 R)
• M16: 27,493,097 km (0.098 R)
• M17: 28,281,328 km (0.11 R)
• M18: 31,206,415 km (0.118 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: 273 - 11,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit