🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.5 AU - 0.78 AU

Year: 183 Days

Day: 15 Hours

Environment

Temp: 224 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.85 AU - 1.13 AU

Year: 353 Days

Day: 20.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,538,178 km

• M1: 68,815 km (0.117 R)
• M2: 404,064 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.04 AU - 1.46 AU

Year: 501 Days

Day: 41 Hours

Environment

Temp: 23 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,538,178 km

• M1: 524,191 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.7 AU - 1.74 AU

Year: 808 Days

Day: 36.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.5 AU - 2.24 AU

Year: 916 Days

Day: 25.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,538,178 km

• M1: 658,530 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.46 AU - 4.14 AU

Year: 2653 Days

Day: 38.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.05 AU - 6.03 AU

Year: 4052 Days

Day: 34.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.2

Radius: 13.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.52 AU - 13.78 AU

Year: 14242 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,538,178 km

• M1: 166,802 km (0.058 R)
• M2: 685,607 km (0.093 R)
• M3: 1,355,506 km (0.097 R)
• M4: 4,500,802 km (0.025 R)
• M5: 10,972,405 km (0.078 R)
• M6: 13,560,299 km (0.11 R)
• M7: 14,155,848 km (0.084 R)
• M8: 15,751,160 km (0.115 R)
• M9: 16,962,005 km (0.058 R)
• M10: 18,168,811 km (0.064 R)
• M11: 19,981,339 km (0.108 R)
• M12: 20,682,354 km (0.11 R)
• M13: 22,959,982 km (0.111 R)
• M14: 23,807,005 km (0.071 R)
• M15: 26,641,137 km (0.047 R)
• M16: 31,444,126 km (0.115 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 12,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit