🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.5 AU - 0.66 AU

Year: 161 Days

Day: 21.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.88 AU - 1.44 AU

Year: 454 Days

Day: 19.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.3 AU - 1.56 AU

Year: 621 Days

Day: 23.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.65 AU - 4.27 AU

Year: 2339 Days

Day: 44.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.76 AU - 4.3 AU

Year: 2410 Days

Day: 37.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,263,397 km

• M1: 1,298,360 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.97 AU - 4.55 AU

Year: 2650 Days

Day: 25.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.62 AU - 4.24 AU

Year: 2832 Days

Day: 34.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,263,397 km

• M1: 212,130 km (0.092 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.1

Radius: 10.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.93 AU - 8.09 AU

Year: 6745 Days

Day: 8.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,263,397 km

• M1: 131,945 km (0.116 R)
• M2: 511,475 km (0.056 R)
• M3: 866,620 km (0.045 R)
• M4: 1,544,000 km (0.082 R)
• M5: 2,361,402 km (0.115 R)
• M6: 4,027,923 km (0.026 R)
• M7: 5,051,023 km (0.088 R)
• M8: 5,389,712 km (0.076 R)
• M9: 6,112,719 km (0.047 R)
• M10: 6,933,413 km (0.078 R)
• M11: 7,641,459 km (0.101 R)
• M12: 8,319,287 km (0.119 R)
• M13: 9,368,567 km (0.054 R)
• M14: 9,969,053 km (0.115 R)
• M15: 10,413,508 km (0.11 R)
• M16: 11,631,234 km (0.059 R)
• M17: 13,098,790 km (0.103 R)
• M18: 18,437,339 km (0.097 R)
• M19: 24,504,879 km (0.036 R)
• M20: 26,311,722 km (0.076 R)
• M21: 29,639,078 km (0.059 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 15,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit