🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.77 AU - 0.97 AU

Year: 303 Days

Day: 26.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.68 AU - 2.12 AU

Year: 976 Days

Day: 35.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.69 AU - 2.45 AU

Year: 1110 Days

Day: 13.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 119.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.06 AU - 2.98 AU

Year: 1491 Days

Day: 39.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,563,783 km

• M1: 1,463,965 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.11 AU - 4.25 AU

Year: 3186 Days

Day: 16.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.4

Radius: 14

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.07 AU - 6.13 AU

Year: 4293 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,563,783 km

• M1: 174,132 km (0.107 R)
• M2: 803,041 km (0.104 R)
• M3: 1,471,594 km (0.053 R)
• M4: 1,986,959 km (0.045 R)
• M5: 3,917,370 km (0.096 R)
• M6: 5,230,989 km (0.101 R)
• M7: 5,683,074 km (0.077 R)
• M8: 6,976,945 km (0.091 R)
• M9: 7,727,328 km (0.117 R)
• M10: 8,676,228 km (0.097 R)
• M11: 11,367,194 km (0.115 R)
• M12: 12,268,222 km (0.119 R)
• M13: 12,831,309 km (0.074 R)
• M14: 13,313,762 km (0.114 R)
• M15: 14,366,482 km (0.102 R)
• M16: 17,153,789 km (0.084 R)
• M17: 18,038,062 km (0.116 R)
• M18: 19,452,510 km (0.102 R)
• M19: 20,025,769 km (0.106 R)
• M20: 22,432,350 km (0.106 R)
• M21: 24,951,130 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 9.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.85 AU - 10.35 AU

Year: 10233 Days

Day: 5.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,563,783 km

• M1: 127,906 km (0.112 R)
• M2: 618,288 km (0.117 R)
• M3: 920,924 km (0.084 R)
• M4: 1,400,535 km (0.111 R)
• M5: 2,524,165 km (0.089 R)
• M6: 3,308,507 km (0.104 R)
• M7: 4,500,502 km (0.117 R)
• M8: 6,133,064 km (0.104 R)
• M9: 7,542,126 km (0.093 R)
• M10: 9,628,717 km (0.058 R)
• M11: 11,906,345 km (0.039 R)
• M12: 12,875,440 km (0.104 R)
• M13: 17,932,446 km (0.03 R)
• M14: 19,357,815 km (0.1 R)
• M15: 26,572,920 km (0.065 R)
• M16: 27,341,404 km (0.111 R)
• M17: 29,124,910 km (0.1 R)
• M18: 31,728,661 km (0.114 R)
• M19: 34,257,763 km (0.074 R)
• M20: 44,905,541 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 12.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.01 AU - 11.09 AU

Year: 11877 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,563,783 km

• M1: 154,235 km (0.069 R)
• M2: 712,834 km (0.076 R)
• M3: 3,619,072 km (0.1 R)
• M4: 4,844,278 km (0.068 R)
• M5: 9,670,904 km (0.095 R)
• M6: 12,056,392 km (0.114 R)
• M7: 15,857,075 km (0.096 R)
• M8: 16,690,036 km (0.049 R)
• M9: 17,217,069 km (0.06 R)
• M10: 20,917,821 km (0.094 R)
• M11: 25,290,268 km (0.064 R)
• M12: 30,529,485 km (0.109 R)
• M13: 37,115,082 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.5

Radius: 4.5

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.92 AU - 20.9 AU

Year: 29447 Days

Day: 20.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,563,783 km

• M1: 56,847 km (0.111 R)
• M2: 199,863 km (0.056 R)
• M3: 365,168 km (0.073 R)
• M4: 1,035,965 km (0.115 R)
• M5: 1,575,415 km (0.075 R)
• M6: 1,767,349 km (0.114 R)
• M7: 2,198,341 km (0.114 R)
• M8: 3,076,331 km (0.115 R)
• M9: 10,190,457 km (0.056 R)
• M10: 14,788,498 km (0.075 R)
• M11: 15,961,345 km (0.098 R)
• M12: 16,529,218 km (0.084 R)
• M13: 19,757,241 km (0.057 R)
• M14: 22,969,855 km (0.049 R)
• M15: 34,393,598 km (0.116 R)
• M16: 37,284,277 km (0.038 R)
• M17: 39,739,627 km (0.089 R)
• M18: 39,887,430 km (0.093 R)
• M19: 48,587,593 km (0.096 R)
• M20: 56,582,103 km (0.088 R)
• M21: 64,999,078 km (0.111 R)
• M22: 67,278,800 km (0.072 R)
• M23: 67,488,686 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 12,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit