🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.53 AU - 0.67 AU

Year: 163 Days

Day: 12.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 18.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,188,757 km

• M1: 41,439 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.77 AU - 0.81 AU

Year: 247 Days

Day: 44.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.25 AU - 3.11 AU

Year: 1542 Days

Day: 40.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,188,757 km

• M1: 2,025,555 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.31 AU - 3.81 AU

Year: 1881 Days

Day: 18.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,188,757 km

• M1: 106,514 km (0.115 R)

Asteroid Belt

Center: 7.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 12

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.31 AU - 11.93 AU

Year: 13033 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,188,757 km

• M1: 149,747 km (0.113 R)
• M2: 671,545 km (0.117 R)
• M3: 1,423,274 km (0.073 R)
• M4: 1,963,322 km (0.079 R)
• M5: 2,430,367 km (0.12 R)
• M6: 3,384,502 km (0.112 R)
• M7: 3,863,814 km (0.071 R)
• M8: 4,992,829 km (0.071 R)
• M9: 5,835,514 km (0.095 R)
• M10: 8,987,092 km (0.078 R)
• M11: 9,753,033 km (0.075 R)
• M12: 11,298,678 km (0.097 R)
• M13: 11,948,532 km (0.102 R)
• M14: 16,684,202 km (0.047 R)
• M15: 18,886,133 km (0.039 R)
• M16: 20,400,063 km (0.081 R)
• M17: 21,902,774 km (0.108 R)
• M18: 23,573,034 km (0.114 R)
• M19: 24,732,717 km (0.115 R)
• M20: 30,993,836 km (0.067 R)
• M21: 39,298,463 km (0.106 R)
• M22: 43,886,181 km (0.119 R)
• M23: 46,084,821 km (0.062 R)
• M24: 46,683,362 km (0.052 R)
• M25: 47,895,853 km (0.081 R)
• M26: 52,467,713 km (0.107 R)
• M27: 55,785,046 km (0.119 R)
• M28: 56,294,427 km (0.091 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 15,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit