🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.75 AU - 0.89 AU

Year: 260 Days

Day: 29.6 Hours

Environment

Temp: 159 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,671,950 km

• M1: 116,986 km (0.09 R)
• M2: 597,643 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.41 AU - 2.25 AU

Year: 866 Days

Day: 13.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.77 AU - 2.47 AU

Year: 1080 Days

Day: 40.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,671,950 km

• M1: 19,298 km (0.026 R)
• M2: 81,830 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.78 AU - 3.38 AU

Year: 1891 Days

Day: 12.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.3

Radius: 13

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.26 AU - 8.74 AU

Year: 6479 Days

Day: 10 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,671,950 km

• M1: 161,715 km (0.11 R)
• M2: 633,697 km (0.08 R)
• M3: 1,470,098 km (0.033 R)
• M4: 3,829,107 km (0.08 R)
• M5: 5,098,295 km (0.109 R)
• M6: 9,497,969 km (0.064 R)
• M7: 11,249,610 km (0.067 R)
• M8: 13,925,767 km (0.116 R)
• M9: 17,666,611 km (0.081 R)
• M10: 27,972,707 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.4

Radius: 11.9

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.41 AU - 10.53 AU

Year: 10195 Days

Day: 13.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,671,950 km

• M1: 148,102 km (0.088 R)
• M2: 559,795 km (0.105 R)
• M3: 1,004,400 km (0.058 R)
• M4: 1,503,309 km (0.098 R)
• M5: 1,942,080 km (0.11 R)
• M6: 2,925,985 km (0.117 R)
• M7: 3,543,076 km (0.095 R)
• M8: 4,722,356 km (0.115 R)
• M9: 5,268,089 km (0.099 R)
• M10: 5,891,613 km (0.093 R)
• M11: 6,680,592 km (0.109 R)
• M12: 7,667,190 km (0.036 R)
• M13: 9,325,931 km (0.11 R)
• M14: 10,031,584 km (0.032 R)
• M15: 13,403,221 km (0.11 R)
• M16: 15,725,878 km (0.109 R)
• M17: 16,653,085 km (0.063 R)
• M18: 20,063,468 km (0.035 R)
• M19: 20,478,453 km (0.091 R)
• M20: 23,362,101 km (0.102 R)
• M21: 25,622,226 km (0.067 R)
• M22: 27,006,156 km (0.084 R)
• M23: 29,386,856 km (0.114 R)
• M24: 29,814,706 km (0.099 R)
• M25: 30,902,582 km (0.081 R)
• M26: 41,779,095 km (0.066 R)
• M27: 48,437,696 km (0.045 R)
• M28: 51,010,630 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 8.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.98 AU - 12.08 AU

Year: 14597 Days

Day: 13.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,671,950 km

• M1: 104,868 km (0.072 R)
• M2: 502,050 km (0.12 R)
• M3: 835,055 km (0.112 R)
• M4: 1,101,938 km (0.082 R)
• M5: 1,698,085 km (0.091 R)
• M6: 2,239,480 km (0.045 R)
• M7: 2,933,465 km (0.11 R)
• M8: 3,639,716 km (0.083 R)
• M9: 5,227,847 km (0.12 R)
• M10: 6,847,992 km (0.108 R)
• M11: 9,557,808 km (0.078 R)
• M12: 14,040,209 km (0.103 R)
• M13: 18,256,475 km (0.114 R)
• M14: 23,161,790 km (0.09 R)
• M15: 27,610,232 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.7

Radius: 7.1

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.54 AU - 16.66 AU

Year: 20528 Days

Day: 22.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,671,950 km

• M1: 89,160 km (0.099 R)
• M2: 399,875 km (0.105 R)
• M3: 705,653 km (0.079 R)
• M4: 1,256,772 km (0.098 R)
• M5: 1,674,599 km (0.115 R)
• M6: 1,916,498 km (0.113 R)
• M7: 2,303,059 km (0.063 R)
• M8: 2,810,645 km (0.112 R)
• M9: 3,471,568 km (0.104 R)
• M10: 4,107,958 km (0.09 R)
• M11: 5,840,750 km (0.072 R)
• M12: 6,361,051 km (0.103 R)
• M13: 6,911,721 km (0.08 R)
• M14: 8,602,775 km (0.102 R)
• M15: 10,436,995 km (0.084 R)
• M16: 10,963,130 km (0.089 R)
• M17: 12,582,527 km (0.092 R)
• M18: 14,142,534 km (0.097 R)
• M19: 16,133,532 km (0.102 R)
• M20: 16,443,648 km (0.116 R)
• M21: 16,916,078 km (0.073 R)
• M22: 17,970,893 km (0.115 R)
• M23: 18,641,391 km (0.09 R)
• M24: 21,304,981 km (0.09 R)
• M25: 23,511,400 km (0.105 R)
• M26: 26,183,966 km (0.066 R)
• M27: 26,504,853 km (0.072 R)
• M28: 28,485,230 km (0.086 R)
• M29: 29,742,899 km (0.111 R)
• M30: 31,637,706 km (0.062 R)
• M31: 45,335,186 km (0.093 R)
• M32: 49,777,345 km (0.088 R)
• M33: 53,122,353 km (0.088 R)
• M34: 53,464,933 km (0.108 R)
• M35: 54,675,329 km (0.073 R)
• M36: 57,510,508 km (0.076 R)
• M37: 62,514,407 km (0.109 R)
• M38: 64,051,076 km (0.083 R)
• M39: 65,612,579 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.5

Radius: 4

Gravity: 30.03 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 16.8 AU - 16.86 AU

Year: 24155 Days

Day: 15.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,671,950 km

• M1: 59,390 km (0.105 R)
• M2: 214,224 km (0.088 R)
• M3: 375,491 km (0.11 R)
• M4: 592,108 km (0.076 R)
• M5: 1,095,804 km (0.058 R)
• M6: 1,246,898 km (0.085 R)
• M7: 1,380,938 km (0.079 R)
• M8: 1,541,157 km (0.113 R)
• M9: 3,087,999 km (0.083 R)
• M10: 4,188,142 km (0.112 R)
• M11: 4,422,263 km (0.065 R)
• M12: 4,880,331 km (0.051 R)
• M13: 5,890,267 km (0.1 R)
• M14: 6,532,341 km (0.069 R)
• M15: 8,004,832 km (0.087 R)
• M16: 9,399,533 km (0.104 R)
• M17: 10,515,683 km (0.088 R)
• M18: 11,717,253 km (0.11 R)
• M19: 12,937,373 km (0.101 R)
• M20: 13,219,515 km (0.093 R)
• M21: 14,389,520 km (0.101 R)
• M22: 16,600,128 km (0.116 R)
• M23: 17,699,373 km (0.095 R)
• M24: 17,959,823 km (0.048 R)
• M25: 21,680,172 km (0.113 R)
• M26: 27,822,810 km (0.069 R)
• M27: 29,248,777 km (0.115 R)
• M28: 29,734,821 km (0.093 R)
• M29: 34,487,994 km (0.073 R)
• M30: 41,528,668 km (0.093 R)
• M31: 46,279,896 km (0.068 R)
• M32: 49,985,585 km (0.11 R)
• M33: 50,158,520 km (0.048 R)
• M34: 50,331,904 km (0.091 R)
• M35: 50,505,737 km (0.09 R)
• M36: 62,680,760 km (0.079 R)
• M37: 66,996,359 km (0.094 R)
• M38: 72,166,013 km (0.104 R)
• M39: 72,608,374 km (0.097 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 18,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit