🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.65 AU - 0.73 AU

Year: 254 Days

Day: 20.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.92 AU - 1.06 AU

Year: 436 Days

Day: 30.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.77 AU - 1.23 AU

Year: 443 Days

Day: 34.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.88 AU - 1.38 AU

Year: 532 Days

Day: 23.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,317,375 km

• M1: 154,983 km (0.102 R)

Asteroid Belt

Center: 2.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.8

Radius: 12.5

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.71 AU - 4.99 AU

Year: 4019 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,317,375 km

• M1: 155,582 km (0.076 R)
• M2: 557,551 km (0.083 R)
• M3: 1,466,807 km (0.032 R)
• M4: 1,897,200 km (0.076 R)
• M5: 3,158,161 km (0.08 R)
• M6: 4,660,422 km (0.027 R)
• M7: 11,593,985 km (0.12 R)
• M8: 13,753,280 km (0.073 R)
• M9: 15,180,893 km (0.089 R)
• M10: 16,274,902 km (0.117 R)
• M11: 17,143,018 km (0.082 R)
• M12: 18,213,840 km (0.104 R)
• M13: 21,629,758 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 12.7

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.62 AU - 9.66 AU

Year: 12239 Days

Day: 14.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,317,375 km

• M1: 157,975 km (0.067 R)
• M2: 635,791 km (0.098 R)
• M3: 1,093,860 km (0.096 R)
• M4: 1,561,503 km (0.051 R)
• M5: 2,356,615 km (0.068 R)
• M6: 3,837,933 km (0.045 R)
• M7: 5,831,325 km (0.091 R)
• M8: 7,160,652 km (0.077 R)
• M9: 7,600,918 km (0.099 R)
• M10: 9,811,227 km (0.071 R)
• M11: 10,805,305 km (0.093 R)
• M12: 11,564,065 km (0.101 R)
• M13: 15,245,818 km (0.053 R)
• M14: 20,074,837 km (0.102 R)
• M15: 20,511,065 km (0.072 R)
• M16: 21,492,726 km (0.093 R)
• M17: 22,041,301 km (0.072 R)
• M18: 29,823,532 km (0.055 R)
• M19: 31,433,056 km (0.035 R)
• M20: 35,327,986 km (0.103 R)
• M21: 42,611,457 km (0.054 R)
• M22: 50,034,205 km (0.064 R)
• M23: 50,836,947 km (0.086 R)
• M24: 51,811,427 km (0.073 R)
• M25: 54,640,473 km (0.107 R)
• M26: 60,061,600 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.2

Radius: 5.3

Gravity: 28.88 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.93 AU - 13.83 AU

Year: 21678 Days

Day: 22.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 120.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,317,375 km

• M1: 66,421 km (0.1 R)
• M2: 319,391 km (0.098 R)
• M3: 638,933 km (0.09 R)
• M4: 1,645,427 km (0.041 R)
• M5: 1,811,929 km (0.113 R)
• M6: 2,450,413 km (0.083 R)
• M7: 2,769,655 km (0.051 R)
• M8: 2,979,541 km (0.07 R)
• M9: 4,261,445 km (0.083 R)
• M10: 4,723,254 km (0.065 R)
• M11: 5,498,021 km (0.069 R)
• M12: 7,800,332 km (0.102 R)
• M13: 10,112,816 km (0.069 R)
• M14: 10,422,932 km (0.116 R)
• M15: 10,996,939 km (0.1 R)
• M16: 11,659,359 km (0.09 R)
• M17: 16,286,122 km (0.094 R)
• M18: 17,233,226 km (0.082 R)
• M19: 20,987,384 km (0.101 R)
• M20: 21,798,355 km (0.092 R)
• M21: 24,026,615 km (0.115 R)
• M22: 25,479,509 km (0.101 R)
• M23: 31,614,219 km (0.068 R)
• M24: 34,181,917 km (0.044 R)
• M25: 35,303,452 km (0.063 R)
• M26: 45,507,822 km (0.116 R)
• M27: 47,379,740 km (0.053 R)
• M28: 48,072,977 km (0.046 R)
• M29: 49,302,372 km (0.066 R)
• M30: 54,240,897 km (0.105 R)
• M31: 55,381,281 km (0.119 R)
• M32: 59,098,190 km (0.081 R)
• M33: 59,298,352 km (0.115 R)
• M34: 59,901,381 km (0.063 R)
• M35: 61,529,455 km (0.045 R)
• M36: 65,300,069 km (0.099 R)
• M37: 81,427,467 km (0.064 R)
• M38: 83,424,001 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.5

Radius: 4.7

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.8 AU - 17.7 AU

Year: 25091 Days

Day: 22.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 80.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,317,375 km

• M1: 58,493 km (0.103 R)
• M2: 217,814 km (0.104 R)
• M3: 451,187 km (0.102 R)
• M4: 661,821 km (0.102 R)
• M5: 1,079,648 km (0.106 R)
• M6: 2,112,023 km (0.1 R)
• M7: 4,475,669 km (0.056 R)
• M8: 5,514,776 km (0.096 R)
• M9: 8,400,220 km (0.067 R)
• M10: 9,676,738 km (0.097 R)
• M11: 13,245,844 km (0.093 R)
• M12: 14,585,942 km (0.086 R)
• M13: 20,852,597 km (0.071 R)
• M14: 21,743,751 km (0.066 R)
• M15: 24,214,061 km (0.07 R)
• M16: 24,391,035 km (0.095 R)
• M17: 25,562,387 km (0.114 R)
• M18: 30,520,509 km (0.116 R)
• M19: 42,798,754 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.8

Radius: 5.9

Gravity: 16.28 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 15.74 AU - 16.68 AU

Year: 28907 Days

Day: 24.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,317,375 km

• M1: 73,602 km (0.102 R)
• M2: 596,746 km (0.051 R)
• M3: 792,420 km (0.092 R)
• M4: 992,881 km (0.108 R)
• M5: 1,198,129 km (0.113 R)
• M6: 1,640,341 km (0.063 R)
• M7: 3,176,711 km (0.081 R)
• M8: 4,366,014 km (0.098 R)
• M9: 5,654,201 km (0.04 R)
• M10: 7,127,291 km (0.104 R)
• M11: 7,480,791 km (0.083 R)
• M12: 9,668,062 km (0.075 R)
• M13: 10,940,092 km (0.093 R)
• M14: 18,247,051 km (0.087 R)
• M15: 19,585,652 km (0.05 R)
• M16: 22,456,884 km (0.028 R)
• M17: 26,305,589 km (0.109 R)
• M18: 27,393,464 km (0.031 R)
• M19: 29,529,572 km (0.116 R)
• M20: 31,639,052 km (0.055 R)
• M21: 32,730,668 km (0.104 R)
• M22: 33,007,424 km (0.119 R)
• M23: 36,008,207 km (0.099 R)
• M24: 36,897,866 km (0.037 R)
• M25: 37,802,185 km (0.091 R)
• M26: 39,969,409 km (0.115 R)
• M27: 49,104,903 km (0.105 R)
• M28: 58,515,506 km (0.077 R)
• M29: 65,268,803 km (0.112 R)
• M30: 66,812,204 km (0.114 R)
• M31: 76,830,774 km (0.092 R)
• M32: 77,074,917 km (0.093 R)
• M33: 77,319,659 km (0.052 R)
• M34: 78,551,000 km (0.11 R)
• M35: 80,548,281 km (0.106 R)
• M36: 81,559,413 km (0.109 R)
• M37: 86,478,340 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 11,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit