🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.52 AU - 0.86 AU

Year: 174 Days

Day: 18.6 Hours

Environment

Temp: 273 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,245,750 km

• M1: 183,856 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.8 AU - 1.9 AU

Year: 763 Days

Day: 43.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,245,750 km

• M1: 18,251 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.93 AU - 1.99 AU

Year: 832 Days

Day: 22.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,245,750 km

• M1: 20,794 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.37 AU - 2.55 AU

Year: 1170 Days

Day: 18.5 Hours

Environment

Temp: -16 °C

Axial Tilt: 96.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,245,750 km

• M1: 83,476 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.52 AU - 3.12 AU

Year: 1436 Days

Day: 31.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.5 AU - 7.56 AU

Year: 5061 Days

Day: 32.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,245,750 km

• M1: 211,681 km (0.051 R)
• M2: 2,425,729 km (0.06 R)

Planet 7 - Terrestrial

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.81 AU - 9.61 AU

Year: 6494 Days

Day: 45 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,245,750 km

• M1: 222,153 km (0.101 R)

Asteroid Belt

Center: 10.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.5

Radius: 11.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 13.05 AU - 14.75 AU

Year: 15719 Days

Day: 7.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,245,750 km

• M1: 138,228 km (0.11 R)
• M2: 500,255 km (0.105 R)
• M3: 1,143,526 km (0.12 R)
• M4: 1,594,414 km (0.105 R)
• M5: 2,209,561 km (0.097 R)
• M6: 2,770,403 km (0.064 R)
• M7: 3,402,903 km (0.055 R)
• M8: 3,915,126 km (0.11 R)
• M9: 5,676,491 km (0.101 R)
• M10: 6,903,194 km (0.099 R)
• M11: 10,779,424 km (0.05 R)
• M12: 14,105,284 km (0.12 R)
• M13: 16,836,193 km (0.097 R)
• M14: 19,621,257 km (0.062 R)
• M15: 20,758,649 km (0.104 R)
• M16: 28,344,907 km (0.095 R)
• M17: 29,155,877 km (0.048 R)
• M18: 29,797,353 km (0.096 R)

Kuiper Belt

Range: 36.2 - 66.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 13,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit