🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.72 AU - 0.78 AU

Year: 236 Days

Day: 16.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.66 AU - 0.92 AU

Year: 255 Days

Day: 22.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.98 AU - 1 AU

Year: 358 Days

Day: 34.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.04 AU - 2.24 AU

Year: 1138 Days

Day: 38.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,300,786 km

• M1: 604,675 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.71 AU - 2.63 AU

Year: 1162 Days

Day: 22.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.5 AU - 3.54 AU

Year: 1907 Days

Day: 42.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.76 AU - 3.68 AU

Year: 2100 Days

Day: 24.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.6

Radius: 9.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.27 AU - 6.89 AU

Year: 4790 Days

Day: 5.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,300,786 km

• M1: 120,576 km (0.108 R)
• M2: 475,572 km (0.11 R)
• M3: 1,047,335 km (0.12 R)
• M4: 1,386,323 km (0.118 R)
• M5: 1,728,903 km (0.114 R)
• M6: 2,322,058 km (0.097 R)
• M7: 3,593,790 km (0.112 R)
• M8: 4,470,732 km (0.11 R)
• M9: 4,983,703 km (0.084 R)
• M10: 5,693,097 km (0.035 R)
• M11: 6,410,718 km (0.12 R)
• M12: 7,566,511 km (0.075 R)
• M13: 10,605,891 km (0.07 R)
• M14: 13,219,964 km (0.045 R)
• M15: 13,838,401 km (0.084 R)
• M16: 14,277,770 km (0.077 R)
• M17: 15,339,018 km (0.059 R)
• M18: 20,176,564 km (0.098 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 10,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit