🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.58 AU - 0.64 AU

Year: 179 Days

Day: 39.1 Hours

Environment

Temp: 121 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 15,958,500 km

• M1: 193,879 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.64 AU - 1.04 AU

Year: 290 Days

Day: 36.4 Hours

Environment

Temp: 66 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 15,958,500 km

• M1: 32,612 km (0.087 R)
• M2: 429,944 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.9 AU - 0.9 AU

Year: 322 Days

Day: 16.2 Hours

Environment

Temp: 44 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 15,958,500 km

• M1: 34,108 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.07 AU - 1.25 AU

Year: 471 Days

Day: 24.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 79.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.52 AU - 2.14 AU

Year: 933 Days

Day: 44.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.2

Radius: 12.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.67 AU - 4.79 AU

Year: 3875 Days

Day: 5.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,958,500 km

• M1: 157,078 km (0.082 R)
• M2: 576,849 km (0.102 R)
• M3: 972,536 km (0.089 R)
• M4: 1,496,727 km (0.094 R)
• M5: 2,342,403 km (0.111 R)
• M6: 3,088,448 km (0.117 R)
• M7: 3,653,030 km (0.053 R)
• M8: 6,178,691 km (0.117 R)
• M9: 8,036,098 km (0.078 R)
• M10: 8,887,161 km (0.064 R)
• M11: 10,733,198 km (0.089 R)
• M12: 11,841,719 km (0.083 R)
• M13: 13,520,057 km (0.11 R)
• M14: 14,027,493 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.6

Radius: 13

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.5 AU - 11.58 AU

Year: 11985 Days

Day: 9.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,958,500 km

• M1: 162,164 km (0.06 R)
• M2: 838,945 km (0.09 R)
• M3: 1,258,417 km (0.088 R)
• M4: 3,422,500 km (0.11 R)
• M5: 4,621,078 km (0.098 R)
• M6: 5,063,290 km (0.039 R)
• M7: 6,057,816 km (0.116 R)
• M8: 7,514,899 km (0.075 R)
• M9: 8,650,347 km (0.116 R)
• M10: 11,222,982 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 12,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit