🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.6 AU - 0.64 AU

Year: 183 Days

Day: 22.1 Hours

Environment

Temp: 177 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,081,961 km

• M1: 47,273 km (0.029 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.35 AU - 2.21 AU

Year: 890 Days

Day: 36.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.49 AU - 2.85 AU

Year: 1635 Days

Day: 32 Hours

Environment

Temp: -94 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.56 AU - 3.08 AU

Year: 1775 Days

Day: 47.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.08 AU - 4.64 AU

Year: 3412 Days

Day: 16.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,081,961 km

• M1: 613,800 km (0.075 R)

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 14.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.14 AU - 7.34 AU

Year: 5841 Days

Day: 7.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,081,961 km

• M1: 182,061 km (0.056 R)
• M2: 758,312 km (0.062 R)
• M3: 1,513,033 km (0.103 R)
• M4: 2,260,274 km (0.096 R)
• M5: 2,809,298 km (0.107 R)
• M6: 3,263,926 km (0.118 R)
• M7: 4,252,170 km (0.04 R)
• M8: 5,262,554 km (0.091 R)
• M9: 5,869,921 km (0.025 R)
• M10: 6,785,610 km (0.107 R)
• M11: 8,164,902 km (0.086 R)
• M12: 9,555,265 km (0.109 R)
• M13: 11,378,713 km (0.102 R)
• M14: 12,548,419 km (0.117 R)
• M15: 13,904,673 km (0.079 R)
• M16: 14,618,255 km (0.099 R)
• M17: 15,126,589 km (0.062 R)
• M18: 15,940,850 km (0.104 R)
• M19: 17,975,979 km (0.067 R)
• M20: 19,425,583 km (0.032 R)
• M21: 20,668,591 km (0.112 R)
• M22: 21,671,496 km (0.094 R)
• M23: 23,312,734 km (0.05 R)
• M24: 24,557,538 km (0.115 R)
• M25: 25,035,503 km (0.067 R)
• M26: 25,682,663 km (0.069 R)
• M27: 29,532,415 km (0.111 R)
• M28: 31,081,950 km (0.066 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 12,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit