🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.43 AU - 0.57 AU

Year: 127 Days

Day: 16.9 Hours

Environment

Temp: 214 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.12 AU - 1.2 AU

Year: 447 Days

Day: 43.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.35 AU - 1.45 AU

Year: 593 Days

Day: 21.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.85 AU - 2.26 AU

Year: 1051 Days

Day: 13.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.12 AU - 3.48 AU

Year: 1678 Days

Day: 34.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,843,358 km

• M1: 157,826 km (0.074 R)
• M2: 293,661 km (0.038 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.67 AU - 3.75 AU

Year: 2060 Days

Day: 15.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.41 AU - 4.67 AU

Year: 3465 Days

Day: 32.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 10.4

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.45 AU - 8.93 AU

Year: 9175 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,843,358 km

• M1: 135,536 km (0.093 R)
• M2: 580,739 km (0.084 R)
• M3: 1,631,514 km (0.113 R)
• M4: 1,981,573 km (0.062 R)
• M5: 3,817,588 km (0.112 R)
• M6: 4,273,712 km (0.091 R)
• M7: 5,041,448 km (0.053 R)
• M8: 6,472,950 km (0.064 R)
• M9: 8,289,218 km (0.098 R)
• M10: 12,375,185 km (0.026 R)
• M11: 13,991,290 km (0.098 R)
• M12: 14,432,305 km (0.117 R)
• M13: 19,994,952 km (0.089 R)
• M14: 21,455,775 km (0.1 R)
• M15: 38,805,538 km (0.099 R)
• M16: 40,944,488 km (0.096 R)
• M17: 43,560,058 km (0.091 R)
• M18: 44,231,004 km (0.116 R)
• M19: 46,703,408 km (0.081 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 10,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit