🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.73 AU - 1.09 AU

Year: 302 Days

Day: 46.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,011,776 km

• M1: 33,211 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.77 AU - 2.23 AU

Year: 985 Days

Day: 24.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.2

Radius: 14.2

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.86 AU - 9.52 AU

Year: 8921 Days

Day: 11.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 109,011,776 km

• M1: 177,722 km (0.096 R)
• M2: 631,153 km (0.105 R)
• M3: 1,080,246 km (0.091 R)
• M4: 2,342,553 km (0.041 R)
• M5: 2,971,463 km (0.064 R)
• M6: 4,783,392 km (0.045 R)
• M7: 7,278,086 km (0.089 R)
• M8: 8,771,073 km (0.05 R)
• M9: 13,386,616 km (0.044 R)
• M10: 14,271,338 km (0.12 R)
• M11: 15,617,719 km (0.104 R)
• M12: 16,322,025 km (0.116 R)
• M13: 17,969,397 km (0.08 R)
• M14: 19,291,393 km (0.049 R)
• M15: 19,976,252 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 14.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 11.8 AU - 14.52 AU

Year: 16626 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,011,776 km

• M1: 181,761 km (0.11 R)
• M2: 653,144 km (0.088 R)
• M3: 1,416,542 km (0.091 R)
• M4: 3,485,630 km (0.057 R)
• M5: 4,172,285 km (0.077 R)
• M6: 5,858,701 km (0.111 R)
• M7: 6,656,656 km (0.086 R)
• M8: 8,163,556 km (0.098 R)
• M9: 8,837,045 km (0.034 R)
• M10: 9,887,970 km (0.101 R)
• M11: 11,332,637 km (0.118 R)
• M12: 15,092,331 km (0.035 R)
• M13: 17,590,615 km (0.096 R)
• M14: 18,893,613 km (0.065 R)
• M15: 20,729,927 km (0.076 R)
• M16: 23,600,111 km (0.085 R)
• M17: 29,633,992 km (0.096 R)
• M18: 31,980,883 km (0.042 R)
• M19: 36,624,401 km (0.115 R)
• M20: 37,887,456 km (0.085 R)
• M21: 45,759,745 km (0.12 R)
• M22: 48,385,487 km (0.11 R)
• M23: 53,935,568 km (0.111 R)
• M24: 61,060,764 km (0.108 R)
• M25: 70,280,631 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.2

Radius: 6.1

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 11.98 AU - 17.24 AU

Year: 19448 Days

Day: 15.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 109,011,776 km

• M1: 175,329 km (0.097 R)
• M2: 2,077,017 km (0.1 R)
• M3: 3,055,836 km (0.11 R)
• M4: 3,879,522 km (0.111 R)
• M5: 4,374,990 km (0.046 R)
• M6: 5,232,634 km (0.081 R)
• M7: 6,614,470 km (0.101 R)
• M8: 7,320,721 km (0.117 R)
• M9: 8,934,434 km (0.055 R)
• M10: 22,335,860 km (0.118 R)
• M11: 27,740,532 km (0.094 R)
• M12: 29,100,825 km (0.095 R)
• M13: 29,914,637 km (0.066 R)
• M14: 40,033,138 km (0.111 R)
• M15: 44,310,740 km (0.068 R)
• M16: 45,077,878 km (0.098 R)
• M17: 50,363,918 km (0.05 R)
• M18: 63,106,964 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.9

Radius: 3.1

Gravity: 17.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 16.37 AU - 18.61 AU

Year: 25473 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 109,011,776 km

• M1: 39,045 km (0.105 R)
• M2: 141,819 km (0.109 R)
• M3: 544,835 km (0.092 R)
• M4: 1,167,013 km (0.12 R)
• M5: 1,308,981 km (0.104 R)
• M6: 3,668,738 km (0.114 R)
• M7: 5,263,152 km (0.072 R)
• M8: 10,473,197 km (0.112 R)
• M9: 12,814,554 km (0.066 R)
• M10: 15,060,466 km (0.102 R)
• M11: 15,411,423 km (0.089 R)
• M12: 25,261,246 km (0.079 R)
• M13: 34,220,962 km (0.111 R)
• M14: 38,876,148 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.6

Radius: 5.7

Gravity: 25.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 16.83 AU - 23.33 AU

Year: 31336 Days

Day: 23.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 109,011,776 km

• M1: 70,909 km (0.098 R)
• M2: 389,403 km (0.11 R)
• M3: 578,345 km (0.077 R)
• M4: 760,705 km (0.082 R)
• M5: 968,796 km (0.071 R)
• M6: 1,941,780 km (0.089 R)
• M7: 2,540,022 km (0.084 R)
• M8: 4,583,380 km (0.111 R)
• M9: 5,724,363 km (0.063 R)
• M10: 6,385,136 km (0.055 R)
• M11: 6,733,999 km (0.073 R)
• M12: 7,801,080 km (0.115 R)
• M13: 9,162,421 km (0.093 R)
• M14: 9,998,074 km (0.105 R)
• M15: 14,184,571 km (0.114 R)
• M16: 15,300,571 km (0.106 R)
• M17: 26,160,329 km (0.107 R)
• M18: 26,667,765 km (0.12 R)
• M19: 29,850,909 km (0.093 R)
• M20: 33,874,044 km (0.076 R)
• M21: 34,780,757 km (0.117 R)
• M22: 35,703,626 km (0.119 R)
• M23: 40,058,869 km (0.102 R)
• M24: 40,395,015 km (0.082 R)
• M25: 41,072,694 km (0.118 R)
• M26: 41,930,338 km (0.099 R)
• M27: 42,450,789 km (0.119 R)
• M28: 45,481,044 km (0.079 R)
• M29: 50,194,574 km (0.095 R)
• M30: 52,167,769 km (0.108 R)
• M31: 56,267,948 km (0.067 R)
• M32: 64,871,471 km (0.106 R)
• M33: 66,034,146 km (0.107 R)
• M34: 68,401,083 km (0.116 R)
• M35: 68,640,739 km (0.079 R)
• M36: 87,981,201 km (0.058 R)
• M37: 89,119,192 km (0.032 R)
• M38: 90,266,906 km (0.041 R)
• M39: 100,114,635 km (0.102 R)
• M40: 104,818,142 km (0.104 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit