🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.89 AU - 1.29 AU

Year: 422 Days

Day: 26.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,848,108 km

• M1: 925,263 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.16 AU - 1.16 AU

Year: 463 Days

Day: 21 Hours

Environment

Temp: 18 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.96 AU - 2.38 AU

Year: 1185 Days

Day: 30.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.92 AU - 3.62 AU

Year: 2193 Days

Day: 12.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,848,108 km

• M1: 539,600 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.87 AU - 4.67 AU

Year: 3272 Days

Day: 24.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 11.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 13

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.44 AU - 12.6 AU

Year: 14501 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,848,108 km

• M1: 161,865 km (0.08 R)
• M2: 1,098,796 km (0.043 R)
• M3: 1,927,269 km (0.11 R)
• M4: 2,414,360 km (0.086 R)
• M5: 2,983,580 km (0.036 R)
• M6: 4,224,793 km (0.114 R)
• M7: 7,126,543 km (0.052 R)
• M8: 8,086,363 km (0.089 R)
• M9: 9,908,765 km (0.067 R)
• M10: 11,376,469 km (0.094 R)
• M11: 13,968,851 km (0.1 R)
• M12: 17,076,747 km (0.058 R)
• M13: 18,182,724 km (0.084 R)
• M14: 19,023,763 km (0.072 R)
• M15: 19,731,062 km (0.116 R)
• M16: 20,374,332 km (0.048 R)
• M17: 23,623,149 km (0.096 R)
• M18: 24,257,295 km (0.098 R)
• M19: 33,340,129 km (0.086 R)
• M20: 34,138,234 km (0.099 R)
• M21: 34,715,981 km (0.057 R)
• M22: 35,418,044 km (0.053 R)
• M23: 39,196,736 km (0.107 R)
• M24: 46,973,881 km (0.069 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 14,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit