🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.48 AU - 0.68 AU

Year: 159 Days

Day: 15.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.57 AU - 0.85 AU

Year: 215 Days

Day: 37 Hours

Environment

Temp: 195 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.75 AU - 1.25 AU

Year: 360 Days

Day: 30.9 Hours

Environment

Temp: 33 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.13 AU - 1.15 AU

Year: 438 Days

Day: 36.5 Hours

Environment

Temp: 22 °C

Axial Tilt: 47.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 14,813,319 km

• M1: 35,604 km (0.064 R)
• M2: 219,310 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.82 AU - 2.98 AU

Year: 1338 Days

Day: 38.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.49 AU - 4.93 AU

Year: 3109 Days

Day: 39.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 8.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.08 AU - 5.78 AU

Year: 4554 Days

Day: 9.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,813,319 km

• M1: 111,002 km (0.106 R)
• M2: 453,431 km (0.088 R)
• M3: 771,327 km (0.096 R)
• M4: 1,043,445 km (0.073 R)
• M5: 2,603,302 km (0.088 R)
• M6: 3,904,504 km (0.052 R)
• M7: 4,809,871 km (0.092 R)
• M8: 6,111,821 km (0.065 R)
• M9: 8,728,288 km (0.031 R)
• M10: 12,204,344 km (0.113 R)
• M11: 12,835,049 km (0.099 R)
• M12: 13,404,418 km (0.047 R)
• M13: 14,419,739 km (0.036 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 18,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit