🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.4 AU - 0.62 AU

Year: 235 Days

Day: 12.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 153.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 9.1

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.01 AU - 1.11 AU

Year: 705 Days

Day: 8.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,256,546 km

• M1: 113,844 km (0.119 R)
• M2: 417,079 km (0.091 R)
• M3: 720,015 km (0.081 R)
• M4: 1,022,202 km (0.079 R)
• M5: 1,417,889 km (0.084 R)
• M6: 1,983,967 km (0.068 R)
• M7: 2,471,058 km (0.109 R)
• M8: 2,965,479 km (0.111 R)
• M9: 3,878,474 km (0.077 R)
• M10: 4,241,249 km (0.118 R)
• M11: 5,450,000 km (0.053 R)
• M12: 6,348,186 km (0.105 R)
• M13: 6,874,172 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.9

Radius: 12.5

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.05 AU - 1.15 AU

Year: 745 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,256,546 km

• M1: 156,479 km (0.114 R)
• M2: 682,017 km (0.094 R)
• M3: 1,121,685 km (0.106 R)
• M4: 1,511,537 km (0.108 R)
• M5: 1,953,000 km (0.081 R)
• M6: 2,540,022 km (0.099 R)
• M7: 3,278,138 km (0.062 R)
• M8: 3,763,134 km (0.081 R)
• M9: 4,267,578 km (0.076 R)
• M10: 4,709,341 km (0.099 R)
• M11: 5,246,996 km (0.117 R)
• M12: 5,949,807 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.2

Radius: 8.6

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.15 AU - 2.51 AU

Year: 2296 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,256,546 km

• M1: 106,962 km (0.063 R)
• M2: 397,930 km (0.04 R)
• M3: 751,430 km (0.065 R)
• M4: 2,896,963 km (0.113 R)
• M5: 4,706,499 km (0.095 R)
• M6: 6,398,750 km (0.092 R)
• M7: 7,251,906 km (0.06 R)
• M8: 9,592,515 km (0.092 R)
• M9: 9,907,867 km (0.096 R)
• M10: 10,670,816 km (0.097 R)
• M11: 14,803,158 km (0.065 R)
• M12: 15,702,690 km (0.079 R)
• M13: 16,190,529 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.6

Radius: 13.9

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.51 AU - 2.89 AU

Year: 2865 Days

Day: 13.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,256,546 km

• M1: 172,935 km (0.084 R)
• M2: 635,342 km (0.095 R)
• M3: 1,069,176 km (0.067 R)
• M4: 2,199,388 km (0.116 R)
• M5: 3,440,452 km (0.092 R)
• M6: 3,945,494 km (0.114 R)
• M7: 4,786,085 km (0.104 R)
• M8: 6,280,268 km (0.118 R)
• M9: 7,287,361 km (0.061 R)
• M10: 8,277,400 km (0.116 R)
• M11: 9,322,341 km (0.098 R)
• M12: 10,632,519 km (0.034 R)
• M13: 12,987,489 km (0.09 R)
• M14: 15,162,642 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 12

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.42 AU - 3.7 AU

Year: 4337 Days

Day: 7.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,256,546 km

• M1: 149,299 km (0.092 R)
• M2: 549,772 km (0.088 R)
• M3: 1,192,893 km (0.089 R)
• M4: 1,852,321 km (0.071 R)
• M5: 2,485,419 km (0.11 R)
• M6: 3,074,087 km (0.092 R)
• M7: 3,774,803 km (0.111 R)
• M8: 4,186,197 km (0.065 R)
• M9: 4,972,484 km (0.046 R)
• M10: 5,576,859 km (0.091 R)
• M11: 7,189,823 km (0.106 R)
• M12: 9,209,245 km (0.117 R)
• M13: 9,838,304 km (0.069 R)
• M14: 10,287,397 km (0.056 R)
• M15: 11,672,075 km (0.047 R)
• M16: 12,083,020 km (0.091 R)
• M17: 12,789,421 km (0.096 R)
• M18: 13,374,199 km (0.067 R)
• M19: 15,782,725 km (0.046 R)
• M20: 16,973,225 km (0.115 R)
• M21: 19,151,968 km (0.112 R)
• M22: 20,637,924 km (0.041 R)
• M23: 21,239,906 km (0.084 R)
• M24: 21,853,407 km (0.038 R)
• M25: 23,331,134 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.1

Radius: 13.6

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.11 AU - 5.99 AU

Year: 8442 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,256,546 km

• M1: 170,093 km (0.112 R)
• M2: 685,457 km (0.107 R)
• M3: 1,267,992 km (0.113 R)
• M4: 1,711,250 km (0.117 R)
• M5: 2,177,098 km (0.069 R)
• M6: 2,865,697 km (0.109 R)
• M7: 5,266,294 km (0.077 R)
• M8: 9,180,373 km (0.109 R)
• M9: 13,290,724 km (0.067 R)
• M10: 19,216,445 km (0.062 R)
• M11: 23,207,716 km (0.043 R)
• M12: 30,732,788 km (0.066 R)
• M13: 32,058,524 km (0.059 R)
• M14: 38,558,103 km (0.063 R)
• M15: 39,621,146 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.7

Radius: 6.1

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.83 AU - 7.03 AU

Year: 11779 Days

Day: 18.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,256,546 km

• M1: 75,846 km (0.082 R)
• M2: 1,729,501 km (0.066 R)
• M3: 2,244,866 km (0.056 R)
• M4: 3,135,422 km (0.109 R)
• M5: 3,410,981 km (0.115 R)
• M6: 3,921,110 km (0.11 R)
• M7: 8,396,480 km (0.029 R)
• M8: 9,403,124 km (0.097 R)
• M9: 10,531,241 km (0.032 R)
• M10: 11,105,548 km (0.076 R)
• M11: 12,509,972 km (0.077 R)
• M12: 13,356,397 km (0.088 R)
• M13: 13,923,971 km (0.07 R)
• M14: 14,346,735 km (0.088 R)
• M15: 16,181,852 km (0.03 R)
• M16: 16,531,612 km (0.118 R)
• M17: 17,980,916 km (0.118 R)
• M18: 19,316,975 km (0.072 R)
• M19: 21,199,365 km (0.037 R)
• M20: 22,834,469 km (0.064 R)
• M21: 24,171,426 km (0.07 R)
• M22: 27,163,832 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.9

Radius: 6.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.11 AU - 12.15 AU

Year: 20818 Days

Day: 21.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,256,546 km

• M1: 80,783 km (0.058 R)
• M2: 292,913 km (0.088 R)
• M3: 643,720 km (0.109 R)
• M4: 1,819,559 km (0.067 R)
• M5: 2,265,211 km (0.112 R)
• M6: 3,097,723 km (0.083 R)
• M7: 3,617,576 km (0.095 R)
• M8: 4,270,122 km (0.095 R)
• M9: 5,588,976 km (0.101 R)
• M10: 5,837,907 km (0.063 R)
• M11: 6,225,216 km (0.117 R)
• M12: 7,015,243 km (0.103 R)
• M13: 7,831,748 km (0.082 R)
• M14: 9,563,792 km (0.101 R)
• M15: 10,613,071 km (0.064 R)
• M16: 13,596,801 km (0.098 R)
• M17: 20,559,535 km (0.113 R)
• M18: 23,565,105 km (0.096 R)
• M19: 24,711,773 km (0.04 R)
• M20: 27,382,544 km (0.096 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 10,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit