🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.51 AU - 0.55 AU

Year: 249 Days

Day: 38.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.5 AU - 0.78 AU

Year: 331 Days

Day: 46.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.3

Radius: 11.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.76 AU - 1.1 AU

Year: 579 Days

Day: 11.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,810,294 km

• M1: 140,472 km (0.117 R)
• M2: 502,499 km (0.095 R)
• M3: 903,870 km (0.059 R)
• M4: 1,263,354 km (0.105 R)
• M5: 1,668,914 km (0.09 R)
• M6: 2,144,336 km (0.068 R)
• M7: 2,606,743 km (0.057 R)
• M8: 2,977,446 km (0.051 R)
• M9: 3,631,788 km (0.093 R)
• M10: 4,027,923 km (0.109 R)
• M11: 4,970,539 km (0.115 R)
• M12: 5,647,918 km (0.117 R)
• M13: 6,181,833 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73

Radius: 11.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.2 AU - 1.28 AU

Year: 892 Days

Day: 14.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,810,294 km

• M1: 141,370 km (0.117 R)
• M2: 538,702 km (0.079 R)
• M3: 948,151 km (0.08 R)
• M4: 1,301,651 km (0.106 R)
• M5: 1,905,578 km (0.09 R)
• M6: 2,535,983 km (0.099 R)
• M7: 2,905,789 km (0.101 R)
• M8: 3,517,644 km (0.1 R)
• M9: 4,065,023 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.7

Radius: 9.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.38 AU - 4.8 AU

Year: 6349 Days

Day: 12.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,810,294 km

• M1: 119,379 km (0.115 R)
• M2: 431,590 km (0.104 R)
• M3: 830,717 km (0.08 R)
• M4: 1,188,405 km (0.028 R)
• M5: 1,499,569 km (0.047 R)
• M6: 3,405,147 km (0.101 R)
• M7: 4,602,977 km (0.076 R)
• M8: 7,323,713 km (0.105 R)
• M9: 7,768,318 km (0.107 R)
• M10: 8,113,740 km (0.076 R)
• M11: 9,382,330 km (0.111 R)
• M12: 11,112,279 km (0.109 R)
• M13: 11,600,716 km (0.115 R)
• M14: 12,673,184 km (0.096 R)
• M15: 13,644,074 km (0.047 R)
• M16: 17,960,720 km (0.112 R)
• M17: 18,295,221 km (0.076 R)
• M18: 21,123,070 km (0.064 R)
• M19: 21,721,611 km (0.103 R)
• M20: 22,952,951 km (0.085 R)
• M21: 25,051,809 km (0.053 R)
• M22: 26,664,474 km (0.056 R)
• M23: 27,275,731 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.1

Radius: 14.5

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.06 AU - 5.44 AU

Year: 6684 Days

Day: 13.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,810,294 km

• M1: 181,313 km (0.102 R)
• M2: 1,023,698 km (0.107 R)
• M3: 1,841,251 km (0.036 R)
• M4: 2,525,661 km (0.111 R)
• M5: 4,359,581 km (0.074 R)
• M6: 7,212,413 km (0.106 R)
• M7: 8,037,445 km (0.107 R)
• M8: 9,263,100 km (0.085 R)
• M9: 9,742,561 km (0.089 R)
• M10: 10,942,336 km (0.112 R)
• M11: 11,628,093 km (0.03 R)
• M12: 12,551,561 km (0.101 R)
• M13: 15,314,633 km (0.102 R)
• M14: 18,121,688 km (0.106 R)
• M15: 19,222,728 km (0.061 R)
• M16: 23,590,088 km (0.118 R)
• M17: 24,404,798 km (0.091 R)
• M18: 25,918,429 km (0.085 R)
• M19: 30,450,796 km (0.098 R)
• M20: 30,931,305 km (0.093 R)
• M21: 32,403,048 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 10

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.66 AU - 5.86 AU

Year: 8926 Days

Day: 14.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,810,294 km

• M1: 124,465 km (0.036 R)
• M2: 696,228 km (0.12 R)
• M3: 1,042,697 km (0.049 R)
• M4: 1,534,126 km (0.085 R)
• M5: 2,451,460 km (0.102 R)
• M6: 3,075,583 km (0.047 R)
• M7: 3,854,539 km (0.08 R)
• M8: 4,580,088 km (0.109 R)
• M9: 7,471,666 km (0.105 R)
• M10: 8,284,132 km (0.088 R)
• M11: 9,154,492 km (0.08 R)
• M12: 10,033,978 km (0.056 R)
• M13: 11,623,904 km (0.043 R)
• M14: 13,436,432 km (0.032 R)
• M15: 14,186,216 km (0.048 R)
• M16: 14,897,854 km (0.094 R)
• M17: 16,532,809 km (0.063 R)
• M18: 17,835,357 km (0.097 R)
• M19: 18,208,903 km (0.114 R)
• M20: 20,480,098 km (0.026 R)
• M21: 21,055,452 km (0.078 R)
• M22: 21,557,053 km (0.086 R)
• M23: 25,388,703 km (0.103 R)
• M24: 27,514,489 km (0.118 R)
• M25: 36,245,470 km (0.094 R)
• M26: 38,065,328 km (0.11 R)
• M27: 41,755,010 km (0.101 R)
• M28: 43,754,086 km (0.087 R)
• M29: 44,161,441 km (0.07 R)
• M30: 47,941,929 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.5

Radius: 7

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.71 AU - 10.05 AU

Year: 20052 Days

Day: 17.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,810,294 km

• M1: 120,426 km (0.091 R)
• M2: 345,421 km (0.043 R)
• M3: 766,988 km (0.069 R)
• M4: 1,444,816 km (0.039 R)
• M5: 1,868,477 km (0.073 R)
• M6: 3,750,269 km (0.109 R)
• M7: 4,433,782 km (0.086 R)
• M8: 7,383,852 km (0.057 R)
• M9: 9,001,753 km (0.087 R)
• M10: 11,600,118 km (0.117 R)
• M11: 19,601,510 km (0.112 R)
• M12: 21,135,187 km (0.101 R)
• M13: 22,834,021 km (0.114 R)
• M14: 23,716,798 km (0.082 R)
• M15: 24,076,132 km (0.101 R)
• M16: 24,439,206 km (0.118 R)
• M17: 25,269,324 km (0.068 R)
• M18: 26,213,586 km (0.077 R)
• M19: 26,985,661 km (0.119 R)
• M20: 27,772,845 km (0.1 R)
• M21: 28,778,292 km (0.102 R)
• M22: 29,393,139 km (0.084 R)
• M23: 32,158,755 km (0.071 R)
• M24: 34,977,179 km (0.051 R)
• M25: 37,226,233 km (0.104 R)
• M26: 42,933,841 km (0.072 R)
• M27: 43,333,866 km (0.033 R)
• M28: 44,548,900 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.2

Radius: 4.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.35 AU - 11.73 AU

Year: 20541 Days

Day: 19.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,810,294 km

• M1: 73,901 km (0.073 R)
• M2: 574,456 km (0.1 R)
• M3: 890,706 km (0.07 R)
• M4: 1,290,132 km (0.116 R)
• M5: 3,247,770 km (0.107 R)
• M6: 3,993,665 km (0.082 R)
• M7: 7,057,728 km (0.048 R)
• M8: 15,842,714 km (0.093 R)
• M9: 16,235,857 km (0.038 R)
• M10: 20,531,560 km (0.042 R)
• M11: 21,234,969 km (0.108 R)
• M12: 23,441,538 km (0.053 R)
• M13: 32,520,034 km (0.114 R)
• M14: 35,107,628 km (0.118 R)
• M15: 40,566,305 km (0.042 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: 366 - 12,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit