🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.42 AU - 0.62 AU

Year: 141 Days

Day: 27.9 Hours

Environment

Temp: 246 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,692,751 km

• M1: 57,296 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.8 AU - 1.24 AU

Year: 386 Days

Day: 20.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.05 AU - 1.45 AU

Year: 524 Days

Day: 29.1 Hours

Environment

Temp: -22 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.53 AU - 2.47 AU

Year: 1060 Days

Day: 21.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,692,751 km

• M1: 17,802 km (0.068 R)
• M2: 780,602 km (0.118 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.8

Radius: 8.1

Gravity: 12.56 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.72 AU - 9.64 AU

Year: 8767 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,692,751 km

• M1: 100,829 km (0.064 R)
• M2: 576,849 km (0.12 R)
• M3: 958,025 km (0.114 R)
• M4: 1,237,025 km (0.076 R)
• M5: 1,515,726 km (0.084 R)
• M6: 1,836,763 km (0.084 R)
• M7: 2,292,737 km (0.119 R)
• M8: 2,697,848 km (0.094 R)
• M9: 3,150,232 km (0.107 R)
• M10: 3,552,650 km (0.119 R)
• M11: 3,962,399 km (0.099 R)
• M12: 5,548,735 km (0.113 R)
• M13: 5,889,818 km (0.071 R)
• M14: 6,172,857 km (0.028 R)
• M15: 7,195,508 km (0.107 R)
• M16: 7,894,878 km (0.075 R)
• M17: 8,326,917 km (0.096 R)
• M18: 8,912,144 km (0.082 R)
• M19: 9,767,395 km (0.116 R)
• M20: 10,164,577 km (0.114 R)
• M21: 13,556,709 km (0.078 R)
• M22: 13,926,515 km (0.052 R)
• M23: 24,861,670 km (0.099 R)
• M24: 25,415,930 km (0.079 R)
• M25: 26,645,326 km (0.09 R)
• M26: 29,018,097 km (0.114 R)
• M27: 29,632,645 km (0.057 R)
• M28: 32,177,754 km (0.084 R)
• M29: 32,836,134 km (0.109 R)
• M30: 33,168,541 km (0.097 R)
• M31: 34,066,278 km (0.107 R)
• M32: 36,381,305 km (0.077 R)
• M33: 39,171,006 km (0.066 R)
• M34: 40,427,179 km (0.113 R)
• M35: 43,818,712 km (0.075 R)
• M36: 45,035,541 km (0.048 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 14,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit