🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.68 AU - 0.82 AU

Year: 240 Days

Day: 13.8 Hours

Environment

Temp: 186 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.63 AU - 1.01 AU

Year: 274 Days

Day: 26.1 Hours

Environment

Temp: 155 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.89 AU - 0.99 AU

Year: 336 Days

Day: 33.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.85 AU - 1.35 AU

Year: 426 Days

Day: 24.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,203,687 km

• M1: 210,484 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.02 AU - 2.88 AU

Year: 1415 Days

Day: 22.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,203,687 km

• M1: 1,817,614 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.21 AU - 4.37 AU

Year: 3278 Days

Day: 37.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,203,687 km

• M1: 21,392 km (0.102 R)

Asteroid Belt

Center: 11.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.2

Radius: 8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 18.59 AU - 20.71 AU

Year: 32138 Days

Day: 24.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,203,687 km

• M1: 100,979 km (0.058 R)
• M2: 766,539 km (0.109 R)
• M3: 1,398,890 km (0.05 R)
• M4: 2,034,232 km (0.095 R)
• M5: 4,000,397 km (0.096 R)
• M6: 5,994,237 km (0.042 R)
• M7: 7,391,182 km (0.099 R)
• M8: 8,898,530 km (0.059 R)
• M9: 9,427,359 km (0.088 R)
• M10: 10,181,930 km (0.044 R)
• M11: 11,983,089 km (0.087 R)
• M12: 15,784,520 km (0.092 R)
• M13: 18,260,664 km (0.084 R)
• M14: 20,984,542 km (0.057 R)
• M15: 24,615,731 km (0.08 R)
• M16: 35,302,405 km (0.11 R)
• M17: 37,856,489 km (0.065 R)
• M18: 40,401,149 km (0.096 R)
• M19: 41,981,501 km (0.039 R)
• M20: 44,152,016 km (0.047 R)
• M21: 45,828,261 km (0.111 R)
• M22: 47,982,619 km (0.106 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: 298 - 17,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit