🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.49 AU - 0.71 AU

Year: 206 Days

Day: 18.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.74 AU - 0.8 AU

Year: 299 Days

Day: 47.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.81 AU - 0.87 AU

Year: 341 Days

Day: 36.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 10.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.02 AU - 8.9 AU

Year: 9025 Days

Day: 6.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,380,669 km

• M1: 130,749 km (0.038 R)
• M2: 628,161 km (0.098 R)
• M3: 1,022,950 km (0.063 R)
• M4: 1,405,622 km (0.113 R)
• M5: 1,961,677 km (0.116 R)
• M6: 3,634,181 km (0.113 R)
• M7: 5,100,240 km (0.094 R)
• M8: 5,699,679 km (0.103 R)
• M9: 6,452,007 km (0.105 R)
• M10: 8,449,737 km (0.066 R)
• M11: 11,501,383 km (0.105 R)
• M12: 12,985,095 km (0.109 R)
• M13: 17,143,168 km (0.097 R)
• M14: 19,977,300 km (0.09 R)
• M15: 22,774,481 km (0.096 R)
• M16: 23,533,839 km (0.049 R)
• M17: 25,461,258 km (0.11 R)
• M18: 28,063,663 km (0.041 R)
• M19: 28,741,042 km (0.06 R)
• M20: 38,093,303 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 10.8

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.46 AU - 9.62 AU

Year: 12039 Days

Day: 8.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,380,669 km

• M1: 138,677 km (0.045 R)
• M2: 533,915 km (0.096 R)
• M3: 1,044,792 km (0.093 R)
• M4: 1,497,325 km (0.114 R)
• M5: 3,356,827 km (0.094 R)
• M6: 4,268,775 km (0.089 R)
• M7: 5,373,406 km (0.104 R)
• M8: 6,030,589 km (0.072 R)
• M9: 7,330,595 km (0.056 R)
• M10: 8,421,911 km (0.076 R)
• M11: 9,828,431 km (0.087 R)
• M12: 12,161,858 km (0.114 R)
• M13: 15,336,923 km (0.105 R)
• M14: 20,119,567 km (0.111 R)
• M15: 24,324,165 km (0.114 R)
• M16: 25,410,096 km (0.082 R)
• M17: 27,256,283 km (0.102 R)
• M18: 28,427,635 km (0.116 R)
• M19: 29,300,389 km (0.09 R)
• M20: 32,496,098 km (0.073 R)
• M21: 39,841,204 km (0.069 R)
• M22: 40,933,867 km (0.102 R)
• M23: 45,802,081 km (0.106 R)
• M24: 46,398,976 km (0.118 R)
• M25: 53,972,967 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.5

Radius: 4.5

Gravity: 25.01 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.84 AU - 13.08 AU

Year: 18320 Days

Day: 21.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,380,669 km

• M1: 56,847 km (0.114 R)
• M2: 245,640 km (0.111 R)
• M3: 665,112 km (0.094 R)
• M4: 1,510,041 km (0.071 R)
• M5: 1,895,704 km (0.062 R)
• M6: 2,160,792 km (0.074 R)
• M7: 2,386,086 km (0.083 R)
• M8: 2,741,680 km (0.069 R)
• M9: 3,261,084 km (0.079 R)
• M10: 3,727,381 km (0.078 R)
• M11: 3,902,260 km (0.117 R)
• M12: 4,143,861 km (0.071 R)
• M13: 4,492,125 km (0.114 R)
• M14: 4,963,508 km (0.102 R)
• M15: 5,139,584 km (0.107 R)
• M16: 5,731,244 km (0.04 R)
• M17: 6,702,284 km (0.074 R)
• M18: 8,161,013 km (0.067 R)
• M19: 8,657,079 km (0.109 R)
• M20: 8,860,981 km (0.117 R)
• M21: 9,120,533 km (0.114 R)
• M22: 14,061,452 km (0.103 R)
• M23: 15,509,110 km (0.069 R)
• M24: 18,782,013 km (0.096 R)
• M25: 20,264,378 km (0.118 R)
• M26: 22,011,382 km (0.111 R)
• M27: 27,192,106 km (0.101 R)
• M28: 30,472,338 km (0.099 R)
• M29: 32,635,523 km (0.076 R)
• M30: 40,016,533 km (0.095 R)
• M31: 47,009,934 km (0.041 R)
• M32: 52,716,943 km (0.042 R)
• M33: 62,589,655 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.3

Radius: 3.5

Gravity: 58.47 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.44 AU - 15.76 AU

Year: 21001 Days

Day: 24.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,380,669 km

• M1: 43,533 km (0.06 R)
• M2: 158,574 km (0.047 R)
• M3: 281,693 km (0.088 R)
• M4: 653,144 km (0.094 R)
• M5: 1,578,557 km (0.091 R)
• M6: 1,793,978 km (0.117 R)
• M7: 2,239,929 km (0.047 R)
• M8: 3,433,271 km (0.074 R)
• M9: 4,384,714 km (0.107 R)
• M10: 4,523,690 km (0.1 R)
• M11: 5,499,367 km (0.098 R)
• M12: 7,754,854 km (0.115 R)
• M13: 8,375,686 km (0.085 R)
• M14: 11,451,268 km (0.025 R)
• M15: 11,582,615 km (0.082 R)
• M16: 12,186,243 km (0.109 R)
• M17: 12,881,274 km (0.105 R)
• M18: 13,675,938 km (0.054 R)
• M19: 14,122,787 km (0.115 R)
• M20: 17,354,251 km (0.032 R)
• M21: 20,947,741 km (0.029 R)
• M22: 21,342,081 km (0.113 R)
• M23: 21,641,127 km (0.069 R)
• M24: 22,555,021 km (0.117 R)
• M25: 25,786,933 km (0.098 R)
• M26: 26,126,071 km (0.115 R)
• M27: 29,807,525 km (0.036 R)
• M28: 31,064,895 km (0.083 R)
• M29: 31,448,913 km (0.091 R)
• M30: 34,773,127 km (0.086 R)
• M31: 41,487,529 km (0.12 R)
• M32: 42,579,444 km (0.1 R)
• M33: 43,211,943 km (0.066 R)
• M34: 46,635,640 km (0.118 R)
• M35: 54,386,156 km (0.064 R)
• M36: 57,021,323 km (0.104 R)
• M37: 57,596,826 km (0.117 R)
• M38: 59,543,244 km (0.063 R)
• M39: 63,361,430 km (0.114 R)
• M40: 77,418,244 km (0.111 R)
• M41: 79,309,162 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.4

Radius: 4.3

Gravity: 50.59 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.73 AU - 13.65 AU

Year: 21218 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,380,669 km

• M1: 53,556 km (0.077 R)
• M2: 237,561 km (0.114 R)
• M3: 492,327 km (0.089 R)
• M4: 674,537 km (0.055 R)
• M5: 889,659 km (0.088 R)
• M6: 1,649,915 km (0.073 R)
• M7: 1,898,547 km (0.049 R)
• M8: 2,983,281 km (0.118 R)
• M9: 3,121,958 km (0.108 R)
• M10: 3,880,868 km (0.088 R)
• M11: 4,644,266 km (0.063 R)
• M12: 4,868,812 km (0.086 R)
• M13: 6,508,704 km (0.095 R)
• M14: 7,128,488 km (0.072 R)
• M15: 7,477,949 km (0.066 R)
• M16: 8,933,835 km (0.1 R)
• M17: 9,164,515 km (0.065 R)
• M18: 9,880,341 km (0.086 R)
• M19: 10,189,261 km (0.055 R)
• M20: 11,022,820 km (0.115 R)
• M21: 14,974,597 km (0.093 R)
• M22: 16,999,105 km (0.097 R)
• M23: 21,581,138 km (0.115 R)
• M24: 27,403,787 km (0.068 R)
• M25: 31,462,078 km (0.107 R)
• M26: 33,081,624 km (0.112 R)
• M27: 35,614,017 km (0.1 R)
• M28: 38,728,196 km (0.104 R)
• M29: 40,586,800 km (0.108 R)
• M30: 45,491,516 km (0.095 R)
• M31: 47,384,527 km (0.076 R)
• M32: 49,329,449 km (0.109 R)
• M33: 51,695,788 km (0.069 R)
• M34: 52,252,292 km (0.05 R)
• M35: 69,959,145 km (0.072 R)
• M36: 71,096,388 km (0.095 R)
• M37: 72,709,203 km (0.067 R)
• M38: 79,158,516 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.5

Radius: 3.3

Gravity: 81.77 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.02 AU - 16.36 AU

Year: 21218 Days

Day: 17.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,380,669 km

• M1: 48,320 km (0.035 R)
• M2: 283,039 km (0.067 R)
• M3: 536,159 km (0.072 R)
• M4: 701,165 km (0.116 R)
• M5: 972,985 km (0.12 R)
• M6: 2,212,852 km (0.076 R)
• M7: 2,325,948 km (0.091 R)
• M8: 2,977,596 km (0.086 R)
• M9: 3,087,700 km (0.088 R)
• M10: 3,404,698 km (0.087 R)
• M11: 3,969,430 km (0.111 R)
• M12: 5,443,418 km (0.029 R)
• M13: 5,566,836 km (0.086 R)
• M14: 5,819,208 km (0.104 R)
• M15: 6,715,897 km (0.051 R)
• M16: 6,953,608 km (0.109 R)
• M17: 7,395,820 km (0.063 R)
• M18: 8,778,104 km (0.069 R)
• M19: 9,470,592 km (0.063 R)
• M20: 9,709,351 km (0.082 R)
• M21: 11,834,239 km (0.025 R)
• M22: 12,463,447 km (0.058 R)
• M23: 17,954,288 km (0.064 R)
• M24: 18,971,553 km (0.088 R)
• M25: 19,255,490 km (0.103 R)
• M26: 22,357,701 km (0.101 R)
• M27: 26,476,729 km (0.07 R)
• M28: 30,166,111 km (0.082 R)
• M29: 35,741,923 km (0.118 R)
• M30: 36,030,198 km (0.09 R)
• M31: 36,611,536 km (0.107 R)
• M32: 37,346,809 km (0.108 R)
• M33: 38,091,807 km (0.093 R)
• M34: 40,075,474 km (0.076 R)
• M35: 42,448,396 km (0.104 R)
• M36: 47,995,186 km (0.105 R)
• M37: 52,504,963 km (0.066 R)
• M38: 57,092,232 km (0.091 R)
• M39: 58,279,441 km (0.09 R)
• M40: 74,535,045 km (0.089 R)
• M41: 77,387,577 km (0.112 R)
• M42: 82,302,316 km (0.105 R)
• M43: 85,348,727 km (0.061 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 13,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit