🌌 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: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.46 AU - 0.58 AU

Year: 139 Days

Day: 25.3 Hours

Environment

Temp: 249 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,337,021 km

• M1: 337,343 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.63 AU - 0.95 AU

Year: 260 Days

Day: 12.1 Hours

Environment

Temp: 116 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,337,021 km

• M1: 561,740 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.1 AU - 1.32 AU

Year: 494 Days

Day: 33 Hours

Environment

Temp: -2 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.32 AU - 2.02 AU

Year: 800 Days

Day: 30.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,337,021 km

• M1: 75,996 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.18 AU - 3.28 AU

Year: 1673 Days

Day: 15 Hours

Environment

Temp: -95 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,337,021 km

• M1: 580,589 km (0.08 R)

Asteroid Belt

Center: 8.63 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766

Radius: 4.3

Gravity: 41.43 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.96 AU - 18.08 AU

Year: 20519 Days

Day: 17.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,337,021 km

• M1: 93,050 km (0.108 R)
• M2: 293,212 km (0.053 R)
• M3: 612,902 km (0.059 R)
• M4: 1,163,273 km (0.116 R)
• M5: 1,480,869 km (0.076 R)
• M6: 1,633,758 km (0.083 R)
• M7: 1,971,251 km (0.086 R)
• M8: 2,860,610 km (0.036 R)
• M9: 4,634,991 km (0.094 R)
• M10: 5,191,645 km (0.072 R)
• M11: 7,418,259 km (0.055 R)
• M12: 8,021,887 km (0.094 R)
• M13: 13,265,442 km (0.065 R)
• M14: 13,704,212 km (0.052 R)
• M15: 21,496,466 km (0.052 R)
• M16: 21,696,778 km (0.034 R)
• M17: 22,407,966 km (0.053 R)
• M18: 23,663,242 km (0.055 R)
• M19: 29,399,123 km (0.058 R)
• M20: 30,774,526 km (0.112 R)
• M21: 45,958,560 km (0.093 R)
• M22: 56,841,805 km (0.092 R)
• M23: 69,104,193 km (0.119 R)
• M24: 80,337,049 km (0.052 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 18,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit