🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 43.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.4

Radius: 13.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.17 AU - 1.87 AU

Year: 1229 Days

Day: 10.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,732,374 km

• M1: 172,935 km (0.115 R)
• M2: 829,819 km (0.084 R)
• M3: 1,549,086 km (0.071 R)
• M4: 2,249,952 km (0.059 R)
• M5: 2,970,715 km (0.108 R)
• M6: 3,709,728 km (0.079 R)
• M7: 5,055,810 km (0.09 R)
• M8: 5,774,478 km (0.093 R)
• M9: 7,390,434 km (0.082 R)
• M10: 9,259,959 km (0.104 R)
• M11: 10,305,049 km (0.093 R)
• M12: 10,805,454 km (0.105 R)
• M13: 12,109,648 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.3

Radius: 13.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.69 AU - 1.91 AU

Year: 1584 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,732,374 km

• M1: 167,998 km (0.085 R)
• M2: 620,083 km (0.101 R)
• M3: 1,044,642 km (0.068 R)
• M4: 1,541,307 km (0.095 R)
• M5: 2,163,335 km (0.106 R)
• M6: 2,786,410 km (0.105 R)
• M7: 3,372,235 km (0.062 R)
• M8: 3,919,464 km (0.044 R)
• M9: 5,214,683 km (0.06 R)
• M10: 5,682,924 km (0.114 R)
• M11: 7,181,895 km (0.047 R)
• M12: 8,205,593 km (0.049 R)
• M13: 8,694,030 km (0.103 R)
• M14: 9,171,397 km (0.102 R)
• M15: 9,761,111 km (0.063 R)
• M16: 10,442,231 km (0.109 R)
• M17: 11,612,086 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 11.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.62 AU - 2.06 AU

Year: 1637 Days

Day: 14.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,732,374 km

• M1: 149,299 km (0.086 R)
• M2: 599,588 km (0.06 R)
• M3: 1,068,129 km (0.1 R)
• M4: 1,853,518 km (0.102 R)
• M5: 2,357,812 km (0.067 R)
• M6: 3,258,541 km (0.06 R)
• M7: 3,720,050 km (0.042 R)
• M8: 4,847,719 km (0.069 R)
• M9: 5,650,461 km (0.057 R)
• M10: 6,719,188 km (0.089 R)
• M11: 7,325,808 km (0.059 R)
• M12: 8,621,924 km (0.105 R)
• M13: 9,367,220 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66

Radius: 10

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.52 AU - 2.38 AU

Year: 1786 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,732,374 km

• M1: 124,615 km (0.113 R)
• M2: 530,474 km (0.025 R)
• M3: 974,929 km (0.106 R)
• M4: 1,320,052 km (0.095 R)
• M5: 1,969,755 km (0.1 R)
• M6: 2,315,027 km (0.117 R)
• M7: 2,711,461 km (0.111 R)
• M8: 3,668,888 km (0.115 R)
• M9: 5,317,008 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.8

Radius: 14.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.16 AU - 3.56 AU

Year: 4040 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,732,374 km

• M1: 176,675 km (0.115 R)
• M2: 641,476 km (0.084 R)
• M3: 1,898,995 km (0.051 R)
• M4: 2,717,146 km (0.087 R)
• M5: 3,200,347 km (0.113 R)
• M6: 3,684,446 km (0.045 R)
• M7: 4,406,704 km (0.113 R)
• M8: 5,079,446 km (0.111 R)
• M9: 6,298,070 km (0.078 R)
• M10: 7,094,230 km (0.106 R)
• M11: 8,347,412 km (0.069 R)
• M12: 10,420,090 km (0.07 R)
• M13: 12,860,929 km (0.091 R)
• M14: 13,309,723 km (0.109 R)
• M15: 15,763,277 km (0.117 R)
• M16: 16,803,282 km (0.104 R)
• M17: 18,279,065 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.6

Radius: 9.9

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.41 AU - 4.93 AU

Year: 5586 Days

Day: 11.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,732,374 km

• M1: 123,867 km (0.051 R)
• M2: 532,718 km (0.074 R)
• M3: 901,926 km (0.077 R)
• M4: 1,285,794 km (0.119 R)
• M5: 1,877,004 km (0.12 R)
• M6: 2,480,034 km (0.071 R)
• M7: 3,973,918 km (0.108 R)
• M8: 4,941,218 km (0.099 R)
• M9: 6,188,714 km (0.112 R)
• M10: 6,659,349 km (0.053 R)
• M11: 7,941,253 km (0.058 R)
• M12: 8,336,042 km (0.077 R)
• M13: 10,699,090 km (0.11 R)
• M14: 11,728,174 km (0.106 R)
• M15: 13,256,167 km (0.066 R)
• M16: 14,039,461 km (0.113 R)
• M17: 14,912,664 km (0.117 R)
• M18: 15,883,404 km (0.063 R)
• M19: 18,289,237 km (0.101 R)
• M20: 19,259,679 km (0.119 R)
• M21: 19,829,497 km (0.075 R)
• M22: 20,557,440 km (0.104 R)
• M23: 21,759,160 km (0.105 R)
• M24: 28,113,329 km (0.061 R)
• M25: 29,970,587 km (0.053 R)
• M26: 30,447,355 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.2

Radius: 5

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.42 AU - 7.94 AU

Year: 11326 Days

Day: 15.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,732,374 km

• M1: 62,233 km (0.097 R)
• M2: 300,841 km (0.117 R)
• M3: 483,949 km (0.111 R)
• M4: 664,663 km (0.089 R)
• M5: 1,006,943 km (0.096 R)
• M6: 1,485,656 km (0.089 R)
• M7: 2,295,579 km (0.056 R)
• M8: 2,576,075 km (0.084 R)
• M9: 3,093,983 km (0.077 R)
• M10: 3,342,764 km (0.098 R)
• M11: 4,169,891 km (0.073 R)
• M12: 4,881,528 km (0.091 R)
• M13: 5,571,922 km (0.069 R)
• M14: 6,615,667 km (0.088 R)
• M15: 7,907,145 km (0.102 R)
• M16: 8,415,927 km (0.113 R)
• M17: 8,946,102 km (0.119 R)
• M18: 9,735,081 km (0.111 R)
• M19: 10,368,928 km (0.077 R)
• M20: 11,029,851 km (0.066 R)
• M21: 16,125,753 km (0.073 R)
• M22: 17,714,931 km (0.06 R)
• M23: 17,929,604 km (0.106 R)
• M24: 18,805,799 km (0.112 R)
• M25: 19,940,648 km (0.106 R)
• M26: 23,704,830 km (0.048 R)
• M27: 24,670,334 km (0.09 R)
• M28: 25,570,465 km (0.098 R)
• M29: 28,207,277 km (0.087 R)
• M30: 28,992,666 km (0.108 R)
• M31: 36,381,604 km (0.107 R)
• M32: 41,947,841 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.5

Radius: 6.3

Gravity: 18.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.61 AU - 10.35 AU

Year: 16200 Days

Day: 20.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,732,374 km

• M1: 83,326 km (0.084 R)
• M2: 479,461 km (0.094 R)
• M3: 890,855 km (0.081 R)
• M4: 2,690,817 km (0.108 R)
• M5: 2,978,942 km (0.077 R)
• M6: 4,375,887 km (0.09 R)
• M7: 5,419,931 km (0.093 R)
• M8: 5,763,108 km (0.058 R)
• M9: 6,793,239 km (0.115 R)
• M10: 10,438,191 km (0.113 R)
• M11: 20,063,917 km (0.111 R)
• M12: 25,541,144 km (0.109 R)
• M13: 28,052,892 km (0.114 R)
• M14: 31,448,464 km (0.117 R)
• M15: 37,244,335 km (0.104 R)
• M16: 41,188,034 km (0.068 R)
• M17: 45,556,890 km (0.088 R)
• M18: 55,912,803 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit