🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.44 AU - 0.7 AU

Year: 150 Days

Day: 36.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.16 AU

Year: 359 Days

Day: 23.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.04 AU - 1.26 AU

Year: 429 Days

Day: 21 Hours

Environment

Temp: 38 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,274,796 km

• M1: 64,925 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.3 AU - 1.34 AU

Year: 528 Days

Day: 47.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.52 AU - 1.68 AU

Year: 705 Days

Day: 30.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.22 AU - 2.98 AU

Year: 1460 Days

Day: 15.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 14.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.03 AU - 8.83 AU

Year: 7053 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,274,796 km

• M1: 182,809 km (0.072 R)
• M2: 648,058 km (0.079 R)
• M3: 1,210,546 km (0.088 R)
• M4: 1,716,785 km (0.081 R)
• M5: 2,751,703 km (0.082 R)
• M6: 4,568,420 km (0.069 R)
• M7: 5,387,169 km (0.077 R)
• M8: 6,423,284 km (0.093 R)
• M9: 10,765,362 km (0.095 R)
• M10: 12,744,991 km (0.092 R)
• M11: 15,065,852 km (0.065 R)
• M12: 17,474,976 km (0.114 R)
• M13: 19,089,287 km (0.114 R)
• M14: 21,764,246 km (0.112 R)
• M15: 24,832,499 km (0.11 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 17,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit