🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.5 AU - 0.74 AU

Year: 315 Days

Day: 35.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.7

Radius: 11.4

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.75 AU - 1.05 AU

Year: 551 Days

Day: 9.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,418,805 km

• M1: 145,708 km (0.056 R)
• M2: 562,787 km (0.067 R)
• M3: 986,448 km (0.083 R)
• M4: 1,393,355 km (0.071 R)
• M5: 1,793,529 km (0.095 R)
• M6: 2,161,839 km (0.114 R)
• M7: 2,876,318 km (0.091 R)
• M8: 4,307,820 km (0.087 R)
• M9: 4,742,103 km (0.068 R)
• M10: 5,123,428 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 12.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.01 AU - 1.51 AU

Year: 913 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,418,805 km

• M1: 154,983 km (0.103 R)
• M2: 638,783 km (0.112 R)
• M3: 1,069,326 km (0.103 R)
• M4: 2,442,634 km (0.084 R)
• M5: 3,006,319 km (0.034 R)
• M6: 3,521,534 km (0.095 R)
• M7: 3,950,281 km (0.101 R)
• M8: 4,605,969 km (0.071 R)
• M9: 5,313,567 km (0.062 R)
• M10: 5,734,984 km (0.107 R)
• M11: 6,464,872 km (0.07 R)
• M12: 7,801,080 km (0.081 R)
• M13: 8,780,049 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.3

Radius: 12.5

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.62 AU - 1.78 AU

Year: 1431 Days

Day: 11.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,418,805 km

• M1: 156,180 km (0.036 R)
• M2: 658,231 km (0.05 R)
• M3: 1,080,695 km (0.111 R)
• M4: 1,548,936 km (0.078 R)
• M5: 2,056,223 km (0.055 R)
• M6: 2,511,599 km (0.069 R)
• M7: 3,427,886 km (0.12 R)
• M8: 4,445,151 km (0.108 R)
• M9: 5,014,820 km (0.071 R)
• M10: 5,463,015 km (0.11 R)
• M11: 5,960,278 km (0.098 R)
• M12: 7,876,328 km (0.108 R)
• M13: 9,950,802 km (0.058 R)
• M14: 10,794,683 km (0.085 R)
• M15: 11,406,389 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.1

Radius: 12.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3 AU - 3.22 AU

Year: 3541 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,418,805 km

• M1: 153,039 km (0.054 R)
• M2: 900,130 km (0.115 R)
• M3: 1,485,656 km (0.042 R)
• M4: 2,636,363 km (0.053 R)
• M5: 3,605,458 km (0.092 R)
• M6: 4,162,262 km (0.085 R)
• M7: 4,752,874 km (0.039 R)
• M8: 5,349,021 km (0.112 R)
• M9: 6,491,201 km (0.092 R)
• M10: 7,410,779 km (0.097 R)
• M11: 8,483,246 km (0.088 R)
• M12: 9,182,018 km (0.117 R)
• M13: 10,147,224 km (0.05 R)
• M14: 12,632,194 km (0.113 R)
• M15: 13,265,741 km (0.098 R)
• M16: 16,489,575 km (0.073 R)
• M17: 17,411,995 km (0.032 R)
• M18: 18,830,632 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.2

Radius: 8.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.27 AU - 4.09 AU

Year: 4558 Days

Day: 7.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,418,805 km

• M1: 166,951 km (0.059 R)
• M2: 581,038 km (0.103 R)
• M3: 1,352,814 km (0.108 R)
• M4: 2,436,501 km (0.062 R)
• M5: 3,522,731 km (0.098 R)
• M6: 3,813,848 km (0.047 R)
• M7: 4,121,122 km (0.095 R)
• M8: 4,647,557 km (0.102 R)
• M9: 5,468,999 km (0.029 R)
• M10: 5,887,723 km (0.109 R)
• M11: 6,243,617 km (0.082 R)
• M12: 7,976,558 km (0.042 R)
• M13: 8,481,451 km (0.119 R)
• M14: 9,333,262 km (0.11 R)
• M15: 11,206,526 km (0.051 R)
• M16: 12,275,403 km (0.083 R)
• M17: 13,836,307 km (0.049 R)
• M18: 14,664,481 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.4

Radius: 13.1

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.21 AU - 6.11 AU

Year: 8694 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,418,805 km

• M1: 163,062 km (0.059 R)
• M2: 596,746 km (0.112 R)
• M3: 1,069,176 km (0.106 R)
• M4: 2,049,192 km (0.074 R)
• M5: 2,948,125 km (0.102 R)
• M6: 3,708,232 km (0.074 R)
• M7: 4,860,734 km (0.077 R)
• M8: 5,390,310 km (0.101 R)
• M9: 5,855,261 km (0.031 R)
• M10: 6,529,049 km (0.094 R)
• M11: 7,293,794 km (0.093 R)
• M12: 7,780,735 km (0.102 R)
• M13: 9,279,706 km (0.119 R)
• M14: 10,347,535 km (0.119 R)
• M15: 10,963,579 km (0.117 R)
• M16: 12,668,845 km (0.106 R)
• M17: 14,671,961 km (0.103 R)
• M18: 15,648,984 km (0.112 R)
• M19: 16,461,600 km (0.093 R)
• M20: 18,841,403 km (0.051 R)
• M21: 19,605,848 km (0.113 R)
• M22: 20,952,678 km (0.092 R)
• M23: 21,442,461 km (0.105 R)
• M24: 22,107,274 km (0.04 R)
• M25: 23,304,057 km (0.07 R)
• M26: 24,095,879 km (0.103 R)
• M27: 25,088,012 km (0.101 R)
• M28: 27,153,659 km (0.066 R)
• M29: 33,471,028 km (0.115 R)
• M30: 39,329,729 km (0.076 R)
• M31: 40,075,624 km (0.063 R)
• M32: 41,467,782 km (0.082 R)
• M33: 44,886,392 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.6

Radius: 7.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.79 AU - 7.95 AU

Year: 10381 Days

Day: 18.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,418,805 km

• M1: 114,592 km (0.044 R)
• M2: 351,854 km (0.058 R)
• M3: 693,386 km (0.05 R)
• M4: 1,840,503 km (0.109 R)
• M5: 2,338,065 km (0.077 R)
• M6: 2,867,043 km (0.06 R)
• M7: 3,817,887 km (0.117 R)
• M8: 4,305,128 km (0.057 R)
• M9: 5,837,159 km (0.05 R)
• M10: 7,559,779 km (0.032 R)
• M11: 8,066,168 km (0.103 R)
• M12: 10,943,533 km (0.114 R)
• M13: 16,086,558 km (0.106 R)
• M14: 16,681,808 km (0.062 R)
• M15: 17,106,965 km (0.094 R)
• M16: 21,622,727 km (0.12 R)
• M17: 22,201,222 km (0.089 R)
• M18: 24,075,833 km (0.109 R)
• M19: 24,854,489 km (0.108 R)
• M20: 26,297,959 km (0.095 R)
• M21: 29,439,215 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.7

Radius: 4.5

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.91 AU - 7.35 AU

Year: 11023 Days

Day: 22.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,418,805 km

• M1: 99,483 km (0.12 R)
• M2: 952,639 km (0.092 R)
• M3: 1,329,626 km (0.106 R)
• M4: 1,484,310 km (0.071 R)
• M5: 2,524,314 km (0.105 R)
• M6: 3,355,331 km (0.095 R)
• M7: 4,189,339 km (0.077 R)
• M8: 5,090,816 km (0.062 R)
• M9: 6,399,947 km (0.029 R)
• M10: 8,257,054 km (0.07 R)
• M11: 8,963,306 km (0.091 R)
• M12: 9,424,815 km (0.097 R)
• M13: 11,536,988 km (0.101 R)
• M14: 11,972,168 km (0.098 R)
• M15: 13,049,721 km (0.101 R)
• M16: 25,892,998 km (0.098 R)
• M17: 27,686,078 km (0.105 R)
• M18: 31,728,512 km (0.117 R)
• M19: 31,940,342 km (0.116 R)
• M20: 35,119,297 km (0.047 R)
• M21: 35,687,918 km (0.111 R)
• M22: 36,262,524 km (0.105 R)
• M23: 37,548,617 km (0.056 R)
• M24: 42,224,897 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.9

Radius: 4.5

Gravity: 36.04 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.06 AU - 10.56 AU

Year: 16884 Days

Day: 21 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,418,805 km

• M1: 56,398 km (0.118 R)
• M2: 208,390 km (0.06 R)
• M3: 434,133 km (0.033 R)
• M4: 662,270 km (0.087 R)
• M5: 1,695,692 km (0.087 R)
• M6: 1,854,864 km (0.117 R)
• M7: 2,371,725 km (0.092 R)
• M8: 2,830,541 km (0.113 R)
• M9: 3,569,405 km (0.109 R)
• M10: 3,952,825 km (0.108 R)
• M11: 4,663,714 km (0.062 R)
• M12: 5,085,580 km (0.075 R)
• M13: 5,765,352 km (0.091 R)
• M14: 6,676,254 km (0.085 R)
• M15: 9,042,144 km (0.104 R)
• M16: 9,365,724 km (0.1 R)
• M17: 9,978,776 km (0.058 R)
• M18: 11,978,002 km (0.114 R)
• M19: 13,380,632 km (0.111 R)
• M20: 14,520,119 km (0.103 R)
• M21: 14,889,027 km (0.114 R)
• M22: 15,492,355 km (0.043 R)
• M23: 16,507,227 km (0.053 R)
• M24: 17,648,958 km (0.106 R)
• M25: 18,324,393 km (0.105 R)
• M26: 19,104,695 km (0.075 R)
• M27: 19,281,071 km (0.075 R)
• M28: 19,726,873 km (0.062 R)
• M29: 19,997,495 km (0.063 R)
• M30: 20,270,661 km (0.11 R)
• M31: 20,917,672 km (0.1 R)
• M32: 24,568,309 km (0.071 R)
• M33: 30,745,654 km (0.113 R)
• M34: 38,021,196 km (0.046 R)
• M35: 44,793,043 km (0.056 R)
• M36: 46,364,569 km (0.039 R)
• M37: 51,981,969 km (0.099 R)
• M38: 60,280,312 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 16,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit