🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.52 AU - 0.54 AU

Year: 249 Days

Day: 34.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,806,292 km

• M1: 41,289 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.2

Radius: 13.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.76 AU - 0.86 AU

Year: 471 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,806,292 km

• M1: 162,912 km (0.101 R)
• M2: 585,227 km (0.087 R)
• M3: 1,119,441 km (0.067 R)
• M4: 1,542,354 km (0.051 R)
• M5: 1,980,377 km (0.092 R)
• M6: 2,492,600 km (0.079 R)
• M7: 3,174,616 km (0.11 R)
• M8: 4,332,953 km (0.06 R)
• M9: 4,945,406 km (0.113 R)
• M10: 5,407,813 km (0.116 R)
• M11: 6,100,452 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.4

Radius: 10.3

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.97 AU - 1.55 AU

Year: 913 Days

Day: 9.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,806,292 km

• M1: 128,056 km (0.112 R)
• M2: 463,305 km (0.116 R)
• M3: 814,710 km (0.1 R)
• M4: 1,256,024 km (0.119 R)
• M5: 1,793,080 km (0.112 R)
• M6: 2,135,659 km (0.084 R)
• M7: 2,456,547 km (0.091 R)
• M8: 2,833,683 km (0.066 R)
• M9: 3,329,450 km (0.069 R)
• M10: 4,003,239 km (0.076 R)
• M11: 5,135,994 km (0.091 R)
• M12: 5,836,112 km (0.072 R)
• M13: 6,684,781 km (0.108 R)
• M14: 7,264,173 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 11.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.2 AU - 1.34 AU

Year: 924 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,806,292 km

• M1: 143,165 km (0.113 R)
• M2: 531,521 km (0.025 R)
• M3: 1,113,906 km (0.112 R)
• M4: 1,553,873 km (0.09 R)
• M5: 2,260,723 km (0.075 R)
• M6: 3,119,265 km (0.103 R)
• M7: 4,311,411 km (0.105 R)
• M8: 5,570,576 km (0.059 R)
• M9: 7,174,863 km (0.12 R)
• M10: 7,740,194 km (0.031 R)
• M11: 8,644,064 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.6

Radius: 12.9

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.26 AU - 1.54 AU

Year: 1070 Days

Day: 10.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,806,292 km

• M1: 162,314 km (0.034 R)
• M2: 582,684 km (0.106 R)
• M3: 1,192,145 km (0.106 R)
• M4: 1,817,165 km (0.088 R)
• M5: 2,665,535 km (0.092 R)
• M6: 3,297,287 km (0.108 R)
• M7: 3,806,219 km (0.08 R)
• M8: 4,288,373 km (0.075 R)
• M9: 5,231,138 km (0.047 R)
• M10: 7,549,606 km (0.091 R)
• M11: 8,364,615 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.9

Radius: 14.3

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.19 AU - 4.05 AU

Year: 4447 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,806,292 km

• M1: 178,620 km (0.08 R)
• M2: 656,435 km (0.101 R)
• M3: 1,377,048 km (0.087 R)
• M4: 2,154,658 km (0.091 R)
• M5: 4,247,233 km (0.077 R)
• M6: 5,336,455 km (0.072 R)
• M7: 6,395,010 km (0.097 R)
• M8: 7,723,289 km (0.117 R)
• M9: 8,204,695 km (0.056 R)
• M10: 10,667,375 km (0.079 R)
• M11: 12,718,213 km (0.083 R)
• M12: 13,294,015 km (0.089 R)
• M13: 15,232,953 km (0.036 R)
• M14: 16,550,910 km (0.059 R)
• M15: 22,244,904 km (0.116 R)
• M16: 23,081,904 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.2

Radius: 9.1

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.15 AU - 4.39 AU

Year: 5697 Days

Day: 14.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,806,292 km

• M1: 113,395 km (0.063 R)
• M2: 909,854 km (0.111 R)
• M3: 1,267,543 km (0.083 R)
• M4: 3,152,177 km (0.035 R)
• M5: 3,594,238 km (0.044 R)
• M6: 4,653,092 km (0.071 R)
• M7: 5,645,824 km (0.092 R)
• M8: 6,936,853 km (0.072 R)
• M9: 8,565,525 km (0.11 R)
• M10: 9,550,478 km (0.119 R)
• M11: 10,007,050 km (0.119 R)
• M12: 11,697,357 km (0.103 R)
• M13: 17,282,892 km (0.068 R)
• M14: 20,374,332 km (0.118 R)
• M15: 26,395,497 km (0.102 R)
• M16: 27,212,601 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.3

Radius: 3.4

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.76 AU - 8.64 AU

Year: 15161 Days

Day: 16 Hours

Environment

Temp: -221 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,806,292 km

• M1: 42,336 km (0.101 R)
• M2: 236,963 km (0.085 R)
• M3: 481,855 km (0.099 R)
• M4: 867,518 km (0.08 R)
• M5: 1,052,571 km (0.099 R)
• M6: 1,284,896 km (0.046 R)
• M7: 1,837,361 km (0.119 R)
• M8: 2,516,087 km (0.093 R)
• M9: 3,144,098 km (0.086 R)
• M10: 4,151,640 km (0.115 R)
• M11: 5,022,300 km (0.056 R)
• M12: 5,243,555 km (0.093 R)
• M13: 6,038,668 km (0.115 R)
• M14: 7,115,623 km (0.109 R)
• M15: 9,103,030 km (0.118 R)
• M16: 9,768,741 km (0.092 R)
• M17: 10,645,833 km (0.09 R)
• M18: 10,827,445 km (0.118 R)
• M19: 15,190,018 km (0.09 R)
• M20: 18,757,927 km (0.052 R)
• M21: 20,107,151 km (0.113 R)
• M22: 22,176,239 km (0.073 R)
• M23: 22,771,189 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.3

Radius: 5.2

Gravity: 35.66 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.24 AU - 11.84 AU

Year: 20541 Days

Day: 19.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,806,292 km

• M1: 64,925 km (0.076 R)
• M2: 264,190 km (0.08 R)
• M3: 562,189 km (0.025 R)
• M4: 790,326 km (0.12 R)
• M5: 1,013,675 km (0.083 R)
• M6: 1,234,033 km (0.031 R)
• M7: 1,753,137 km (0.085 R)
• M8: 3,534,549 km (0.034 R)
• M9: 4,011,317 km (0.115 R)
• M10: 4,422,861 km (0.102 R)
• M11: 5,170,551 km (0.1 R)
• M12: 5,451,197 km (0.082 R)
• M13: 6,175,251 km (0.064 R)
• M14: 7,554,842 km (0.082 R)
• M15: 8,181,657 km (0.075 R)
• M16: 10,777,779 km (0.089 R)
• M17: 11,369,139 km (0.096 R)
• M18: 12,331,801 km (0.093 R)
• M19: 13,723,361 km (0.12 R)
• M20: 13,952,245 km (0.104 R)
• M21: 14,893,515 km (0.111 R)
• M22: 18,428,662 km (0.094 R)
• M23: 24,217,502 km (0.05 R)
• M24: 27,339,011 km (0.113 R)
• M25: 39,819,512 km (0.065 R)
• M26: 41,545,573 km (0.106 R)
• M27: 42,024,735 km (0.046 R)
• M28: 44,810,247 km (0.112 R)
• M29: 46,848,967 km (0.104 R)
• M30: 65,430,668 km (0.073 R)
• M31: 72,571,722 km (0.098 R)
• M32: 73,732,452 km (0.118 R)
• M33: 75,141,514 km (0.091 R)
• M34: 76,808,035 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit