🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 16.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,944,660 km

• M1: 85,420 km (0.114 R)
• M2: 524,341 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.7

Radius: 12.8

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.56 AU - 0.82 AU

Year: 370 Days

Day: 14 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,944,660 km

• M1: 159,471 km (0.107 R)
• M2: 590,912 km (0.07 R)
• M3: 1,162,675 km (0.046 R)
• M4: 1,630,168 km (0.101 R)
• M5: 2,079,410 km (0.116 R)
• M6: 2,651,323 km (0.109 R)
• M7: 3,100,565 km (0.032 R)
• M8: 3,600,821 km (0.112 R)
• M9: 4,087,612 km (0.11 R)
• M10: 4,516,958 km (0.099 R)
• M11: 5,084,682 km (0.114 R)
• M12: 5,801,256 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 14.9

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.68 AU - 1.88 AU

Year: 1533 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,944,660 km

• M1: 185,352 km (0.045 R)
• M2: 898,485 km (0.11 R)
• M3: 1,955,543 km (0.07 R)
• M4: 2,619,908 km (0.076 R)
• M5: 4,125,161 km (0.117 R)
• M6: 4,637,684 km (0.113 R)
• M7: 6,149,819 km (0.088 R)
• M8: 6,953,608 km (0.092 R)
• M9: 7,683,795 km (0.11 R)
• M10: 8,389,449 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 12.1

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.87 AU - 2.97 AU

Year: 3222 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,944,660 km

• M1: 152,590 km (0.07 R)
• M2: 817,403 km (0.044 R)
• M3: 1,455,587 km (0.052 R)
• M4: 2,100,504 km (0.114 R)
• M5: 2,715,501 km (0.112 R)
• M6: 3,680,108 km (0.061 R)
• M7: 4,263,689 km (0.063 R)
• M8: 5,511,934 km (0.092 R)
• M9: 6,393,215 km (0.091 R)
• M10: 6,837,520 km (0.053 R)
• M11: 7,788,514 km (0.043 R)
• M12: 8,470,082 km (0.052 R)
• M13: 8,934,134 km (0.097 R)
• M14: 9,415,241 km (0.118 R)
• M15: 10,469,757 km (0.092 R)
• M16: 12,309,362 km (0.058 R)
• M17: 16,127,398 km (0.07 R)
• M18: 17,348,715 km (0.11 R)
• M19: 18,750,448 km (0.083 R)
• M20: 19,602,108 km (0.055 R)
• M21: 20,670,985 km (0.097 R)
• M22: 23,062,008 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.7

Radius: 14.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.42 AU - 4.78 AU

Year: 5360 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,944,660 km

• M1: 185,501 km (0.093 R)
• M2: 644,468 km (0.093 R)
• M3: 1,244,505 km (0.083 R)
• M4: 1,703,770 km (0.112 R)
• M5: 2,279,273 km (0.1 R)
• M6: 2,875,121 km (0.079 R)
• M7: 4,409,397 km (0.112 R)
• M8: 6,628,532 km (0.083 R)
• M9: 7,156,164 km (0.107 R)
• M10: 9,637,544 km (0.066 R)
• M11: 10,891,772 km (0.069 R)
• M12: 17,882,331 km (0.086 R)
• M13: 22,815,770 km (0.085 R)
• M14: 24,332,692 km (0.04 R)
• M15: 26,815,269 km (0.112 R)
• M16: 29,024,081 km (0.101 R)
• M17: 29,550,516 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.9

Radius: 13.4

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.63 AU - 5.19 AU

Year: 5980 Days

Day: 14.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,944,660 km

• M1: 166,652 km (0.077 R)
• M2: 607,966 km (0.065 R)
• M3: 1,087,876 km (0.058 R)
• M4: 1,699,731 km (0.083 R)
• M5: 4,324,426 km (0.111 R)
• M6: 5,585,835 km (0.067 R)
• M7: 6,254,837 km (0.103 R)
• M8: 7,608,398 km (0.044 R)
• M9: 8,125,558 km (0.098 R)
• M10: 8,825,227 km (0.096 R)
• M11: 9,272,226 km (0.046 R)
• M12: 9,993,138 km (0.059 R)
• M13: 10,434,302 km (0.112 R)
• M14: 11,642,903 km (0.026 R)
• M15: 12,082,422 km (0.094 R)
• M16: 13,467,848 km (0.092 R)
• M17: 14,061,751 km (0.046 R)
• M18: 15,301,917 km (0.118 R)
• M19: 18,456,189 km (0.1 R)
• M20: 24,161,552 km (0.058 R)
• M21: 25,039,243 km (0.036 R)
• M22: 29,031,112 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.9

Radius: 7.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.21 AU - 8.01 AU

Year: 13555 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,944,660 km

• M1: 89,759 km (0.077 R)
• M2: 358,137 km (0.077 R)
• M3: 1,172,249 km (0.04 R)
• M4: 1,753,736 km (0.066 R)
• M5: 2,058,168 km (0.108 R)
• M6: 2,479,884 km (0.108 R)
• M7: 3,149,783 km (0.119 R)
• M8: 3,934,574 km (0.119 R)
• M9: 4,661,320 km (0.064 R)
• M10: 6,066,642 km (0.094 R)
• M11: 6,932,964 km (0.073 R)
• M12: 8,517,654 km (0.049 R)
• M13: 11,419,703 km (0.095 R)
• M14: 12,836,395 km (0.099 R)
• M15: 14,977,589 km (0.108 R)
• M16: 15,204,080 km (0.099 R)
• M17: 17,098,737 km (0.072 R)
• M18: 17,533,170 km (0.116 R)
• M19: 18,166,717 km (0.112 R)
• M20: 21,421,517 km (0.111 R)
• M21: 22,587,483 km (0.114 R)
• M22: 24,649,989 km (0.046 R)
• M23: 25,605,770 km (0.03 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: 447 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit