🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.52 AU - 0.54 AU

Year: 166 Days

Day: 29.9 Hours

Environment

Temp: 85 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.53 AU - 0.88 AU

Year: 252 Days

Day: 40.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.27 AU - 1.67 AU

Year: 767 Days

Day: 31.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.3

Radius: 9.1

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.27 AU - 4.53 AU

Year: 3973 Days

Day: 7.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,496,263 km

• M1: 113,246 km (0.1 R)
• M2: 463,155 km (0.08 R)
• M3: 806,482 km (0.095 R)
• M4: 1,153,998 km (0.061 R)
• M5: 1,507,647 km (0.069 R)
• M6: 1,790,986 km (0.091 R)
• M7: 2,256,534 km (0.082 R)
• M8: 2,630,529 km (0.12 R)
• M9: 3,322,718 km (0.117 R)
• M10: 3,887,899 km (0.067 R)
• M11: 5,633,557 km (0.103 R)
• M12: 6,134,410 km (0.103 R)
• M13: 8,372,694 km (0.094 R)
• M14: 8,990,234 km (0.115 R)
• M15: 9,637,843 km (0.119 R)
• M16: 10,086,487 km (0.073 R)
• M17: 12,808,270 km (0.091 R)
• M18: 13,305,085 km (0.112 R)
• M19: 13,956,135 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.6

Radius: 3.2

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10 AU - 15.02 AU

Year: 19046 Days

Day: 18.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,496,263 km

• M1: 39,793 km (0.097 R)
• M2: 182,061 km (0.109 R)
• M3: 296,802 km (0.111 R)
• M4: 448,794 km (0.041 R)
• M5: 1,155,195 km (0.103 R)
• M6: 1,800,710 km (0.07 R)
• M7: 2,616,467 km (0.111 R)
• M8: 2,717,894 km (0.069 R)
• M9: 3,527,817 km (0.034 R)
• M10: 3,651,834 km (0.04 R)
• M11: 5,182,669 km (0.113 R)
• M12: 5,741,417 km (0.04 R)
• M13: 6,088,334 km (0.091 R)
• M14: 6,485,816 km (0.097 R)
• M15: 10,410,217 km (0.087 R)
• M16: 11,349,392 km (0.069 R)
• M17: 14,566,345 km (0.106 R)
• M18: 14,821,559 km (0.04 R)
• M19: 16,007,122 km (0.111 R)
• M20: 16,761,993 km (0.114 R)
• M21: 21,137,431 km (0.105 R)
• M22: 24,026,016 km (0.058 R)
• M23: 27,359,805 km (0.109 R)
• M24: 29,541,840 km (0.106 R)
• M25: 30,570,923 km (0.07 R)
• M26: 35,383,337 km (0.073 R)
• M27: 37,132,735 km (0.057 R)
• M28: 38,938,830 km (0.088 R)
• M29: 40,174,957 km (0.049 R)
• M30: 43,642,636 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.9

Radius: 5.1

Gravity: 34.02 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 11.66 AU - 13.55 AU

Year: 19252 Days

Day: 19.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 95,496,263 km

• M1: 63,729 km (0.09 R)
• M2: 394,041 km (0.116 R)
• M3: 661,971 km (0.079 R)
• M4: 946,655 km (0.037 R)
• M5: 1,207,554 km (0.117 R)
• M6: 2,733,602 km (0.064 R)
• M7: 3,071,244 km (0.089 R)
• M8: 3,554,296 km (0.073 R)
• M9: 3,892,836 km (0.057 R)
• M10: 4,563,333 km (0.097 R)
• M11: 4,926,108 km (0.069 R)
• M12: 5,191,196 km (0.113 R)
• M13: 5,833,120 km (0.092 R)
• M14: 6,754,194 km (0.102 R)
• M15: 8,232,520 km (0.103 R)
• M16: 9,618,993 km (0.077 R)
• M17: 10,214,842 km (0.119 R)
• M18: 13,059,445 km (0.103 R)
• M19: 13,641,231 km (0.093 R)
• M20: 14,546,149 km (0.088 R)
• M21: 17,851,364 km (0.119 R)
• M22: 18,476,983 km (0.065 R)
• M23: 19,209,713 km (0.102 R)
• M24: 19,489,461 km (0.095 R)
• M25: 20,635,680 km (0.108 R)
• M26: 27,990,510 km (0.065 R)
• M27: 30,826,287 km (0.1 R)
• M28: 54,329,160 km (0.08 R)
• M29: 55,829,477 km (0.068 R)
• M30: 56,399,145 km (0.044 R)
• M31: 56,590,032 km (0.102 R)
• M32: 56,972,703 km (0.088 R)
• M33: 59,700,770 km (0.052 R)
• M34: 65,837,425 km (0.031 R)
• M35: 68,405,272 km (0.104 R)
• M36: 69,275,932 km (0.115 R)
• M37: 75,346,464 km (0.078 R)
• M38: 77,681,836 km (0.115 R)
• M39: 79,824,526 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.6

Radius: 4.8

Gravity: 32.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.19 AU - 19.39 AU

Year: 27008 Days

Day: 19 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,496,263 km

• M1: 83,625 km (0.09 R)
• M2: 369,058 km (0.069 R)
• M3: 663,915 km (0.057 R)
• M4: 1,378,993 km (0.096 R)
• M5: 1,815,669 km (0.078 R)
• M6: 3,910,937 km (0.062 R)
• M7: 4,116,634 km (0.096 R)
• M8: 4,401,917 km (0.072 R)
• M9: 4,815,855 km (0.11 R)
• M10: 6,306,149 km (0.082 R)
• M11: 8,134,085 km (0.115 R)
• M12: 11,495,250 km (0.07 R)
• M13: 14,028,092 km (0.105 R)
• M14: 17,272,869 km (0.102 R)
• M15: 27,497,285 km (0.08 R)
• M16: 32,098,018 km (0.119 R)
• M17: 33,786,380 km (0.1 R)
• M18: 36,579,223 km (0.113 R)
• M19: 36,730,316 km (0.099 R)
• M20: 39,522,112 km (0.12 R)
• M21: 46,935,135 km (0.089 R)
• M22: 60,340,152 km (0.096 R)
• M23: 70,331,045 km (0.034 R)
• M24: 71,977,968 km (0.041 R)
• M25: 87,162,003 km (0.094 R)
• M26: 87,431,728 km (0.041 R)
• M27: 88,244,044 km (0.077 R)
• M28: 91,822,425 km (0.041 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 10,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit