🌌 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): 0.076

Orbit Range: 0.69 AU - 0.81 AU

Year: 243 Days

Day: 20.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.93 AU - 1.05 AU

Year: 369 Days

Day: 29.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.36 AU - 1.54 AU

Year: 654 Days

Day: 15.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.78 AU - 2.16 AU

Year: 1036 Days

Day: 32.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,976,799 km

• M1: 37,699 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.55 AU - 3.03 AU

Year: 1746 Days

Day: 30 Hours

Environment

Temp: -99 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.65 AU - 3.61 AU

Year: 2075 Days

Day: 46.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 51.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,976,799 km

• M1: 1,780,215 km (0.082 R)

Asteroid Belt

Center: 7.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.1

Radius: 12.4

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.37 AU - 11.47 AU

Year: 14462 Days

Day: 6.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,976,799 km

• M1: 154,684 km (0.059 R)
• M2: 1,311,076 km (0.11 R)
• M3: 1,896,153 km (0.039 R)
• M4: 2,952,164 km (0.109 R)
• M5: 7,433,668 km (0.093 R)
• M6: 8,530,968 km (0.117 R)
• M7: 9,898,293 km (0.055 R)
• M8: 11,285,663 km (0.105 R)
• M9: 17,167,702 km (0.094 R)
• M10: 26,290,031 km (0.1 R)
• M11: 29,970,886 km (0.077 R)
• M12: 34,876,500 km (0.107 R)
• M13: 38,474,927 km (0.103 R)
• M14: 41,150,933 km (0.065 R)
• M15: 43,798,217 km (0.109 R)
• M16: 51,744,407 km (0.094 R)
• M17: 53,099,016 km (0.074 R)
• M18: 55,175,135 km (0.103 R)
• M19: 62,295,695 km (0.089 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 16,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit