🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.51 AU - 0.81 AU

Year: 194 Days

Day: 35.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.27 AU - 1.41 AU

Year: 561 Days

Day: 26.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.24 AU - 1.5 AU

Year: 580 Days

Day: 32.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.32 AU - 3.78 AU

Year: 2419 Days

Day: 31.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.41 AU - 4.53 AU

Year: 2861 Days

Day: 15.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 11.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.75 AU - 7.65 AU

Year: 6987 Days

Day: 5.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,279,367 km

• M1: 143,315 km (0.116 R)
• M2: 750,233 km (0.095 R)
• M3: 1,586,037 km (0.079 R)
• M4: 2,336,868 km (0.119 R)
• M5: 3,000,784 km (0.095 R)
• M6: 3,724,837 km (0.101 R)
• M7: 4,106,910 km (0.05 R)
• M8: 5,520,461 km (0.107 R)
• M9: 6,730,558 km (0.044 R)
• M10: 7,106,946 km (0.074 R)
• M11: 9,669,408 km (0.111 R)
• M12: 10,645,684 km (0.096 R)
• M13: 16,088,653 km (0.11 R)
• M14: 17,752,630 km (0.085 R)
• M15: 18,718,434 km (0.082 R)
• M16: 19,718,944 km (0.039 R)
• M17: 20,167,738 km (0.075 R)
• M18: 20,557,889 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.1

Radius: 13.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.67 AU - 11.25 AU

Year: 10523 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,279,367 km

• M1: 173,234 km (0.102 R)
• M2: 3,121,958 km (0.086 R)
• M3: 3,900,016 km (0.064 R)
• M4: 4,579,490 km (0.099 R)
• M5: 7,956,662 km (0.111 R)
• M6: 8,450,933 km (0.113 R)
• M7: 9,869,869 km (0.092 R)
• M8: 10,834,177 km (0.094 R)
• M9: 16,556,445 km (0.114 R)
• M10: 17,639,384 km (0.048 R)
• M11: 20,021,431 km (0.096 R)
• M12: 21,329,066 km (0.104 R)
• M13: 22,124,328 km (0.106 R)
• M14: 25,950,294 km (0.088 R)
• M15: 26,582,644 km (0.085 R)
• M16: 28,925,496 km (0.06 R)
• M17: 32,745,777 km (0.105 R)
• M18: 35,435,098 km (0.088 R)
• M19: 36,890,237 km (0.078 R)
• M20: 38,036,455 km (0.11 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 18,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit