🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.18 AU

Year: 362 Days

Day: 26.8 Hours

Environment

Temp: 77 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,201,480 km

• M1: 191,186 km (0.077 R)
• M2: 446,998 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.14 AU - 1.66 AU

Year: 590 Days

Day: 25.1 Hours

Environment

Temp: -17 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.53 AU - 1.65 AU

Year: 715 Days

Day: 29.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.35 AU - 1.91 AU

Year: 742 Days

Day: 34.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 14.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.97 AU - 5.67 AU

Year: 4374 Days

Day: 10.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,201,480 km

• M1: 186,399 km (0.108 R)
• M2: 687,402 km (0.105 R)
• M3: 1,263,504 km (0.104 R)
• M4: 2,287,351 km (0.117 R)
• M5: 3,575,838 km (0.057 R)
• M6: 4,084,770 km (0.105 R)
• M7: 4,744,347 km (0.097 R)
• M8: 5,389,562 km (0.097 R)
• M9: 8,890,153 km (0.081 R)
• M10: 9,455,932 km (0.116 R)
• M11: 10,088,880 km (0.108 R)
• M12: 13,216,224 km (0.118 R)
• M13: 14,388,772 km (0.093 R)
• M14: 16,217,008 km (0.029 R)
• M15: 17,063,732 km (0.099 R)
• M16: 18,131,412 km (0.089 R)
• M17: 21,674,787 km (0.082 R)
• M18: 24,697,412 km (0.063 R)
• M19: 29,475,418 km (0.113 R)
• M20: 30,463,662 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.8

Radius: 14.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.12 AU - 6.56 AU

Year: 5690 Days

Day: 7.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,201,480 km

• M1: 184,005 km (0.077 R)
• M2: 768,634 km (0.049 R)
• M3: 1,309,879 km (0.085 R)
• M4: 1,839,156 km (0.12 R)
• M5: 2,313,681 km (0.11 R)
• M6: 3,306,263 km (0.089 R)
• M7: 4,541,492 km (0.075 R)
• M8: 5,222,611 km (0.096 R)
• M9: 5,785,249 km (0.03 R)
• M10: 6,998,188 km (0.109 R)
• M11: 7,499,192 km (0.044 R)
• M12: 8,101,173 km (0.054 R)
• M13: 9,359,740 km (0.035 R)
• M14: 10,329,434 km (0.1 R)
• M15: 11,659,508 km (0.047 R)
• M16: 13,208,295 km (0.092 R)
• M17: 14,314,571 km (0.086 R)
• M18: 15,966,132 km (0.103 R)
• M19: 17,221,408 km (0.047 R)
• M20: 22,060,300 km (0.044 R)
• M21: 23,063,803 km (0.076 R)
• M22: 24,996,458 km (0.095 R)
• M23: 29,181,907 km (0.12 R)
• M24: 30,485,652 km (0.032 R)
• M25: 31,151,961 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.3

Radius: 3.3

Gravity: 21.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.62 AU - 15.96 AU

Year: 21311 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,201,480 km

• M1: 41,139 km (0.057 R)
• M2: 169,494 km (0.11 R)
• M3: 296,653 km (0.042 R)
• M4: 522,246 km (0.07 R)
• M5: 644,019 km (0.058 R)
• M6: 956,529 km (0.081 R)
• M7: 1,092,513 km (0.105 R)
• M8: 1,375,552 km (0.12 R)
• M9: 1,626,129 km (0.039 R)
• M10: 2,498,284 km (0.112 R)
• M11: 3,204,237 km (0.089 R)
• M12: 4,864,923 km (0.052 R)
• M13: 5,234,130 km (0.111 R)
• M14: 6,335,769 km (0.118 R)
• M15: 7,538,985 km (0.088 R)
• M16: 13,811,175 km (0.108 R)
• M17: 16,693,028 km (0.115 R)
• M18: 25,149,646 km (0.029 R)
• M19: 26,045,139 km (0.1 R)
• M20: 26,653,703 km (0.101 R)
• M21: 31,182,330 km (0.039 R)
• M22: 39,689,961 km (0.099 R)
• M23: 41,724,043 km (0.063 R)
• M24: 55,237,967 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.2

Radius: 4.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 15.72 AU - 18.2 AU

Year: 24896 Days

Day: 15.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,201,480 km

• M1: 132,544 km (0.08 R)
• M2: 509,530 km (0.108 R)
• M3: 878,140 km (0.044 R)
• M4: 1,082,939 km (0.067 R)
• M5: 2,564,407 km (0.092 R)
• M6: 4,437,073 km (0.118 R)
• M7: 4,951,390 km (0.107 R)
• M8: 8,214,419 km (0.07 R)
• M9: 12,400,018 km (0.06 R)
• M10: 15,929,181 km (0.061 R)
• M11: 20,378,222 km (0.104 R)
• M12: 21,152,989 km (0.105 R)
• M13: 39,602,296 km (0.07 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 14,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit