🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.53 AU - 0.77 AU

Year: 220 Days

Day: 27 Hours

Environment

Temp: 37 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,162,999 km

• M1: 159,771 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.9 AU - 1.04 AU

Year: 400 Days

Day: 24.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.09 AU - 2.41 AU

Year: 1414 Days

Day: 29.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,162,999 km

• M1: 150,944 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 14.2

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.03 AU - 9.73 AU

Year: 12036 Days

Day: 5.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,162,999 km

• M1: 176,825 km (0.097 R)
• M2: 730,187 km (0.046 R)
• M3: 1,342,491 km (0.059 R)
• M4: 2,078,962 km (0.101 R)
• M5: 3,029,207 km (0.08 R)
• M6: 3,579,129 km (0.088 R)
• M7: 4,028,222 km (0.11 R)
• M8: 4,726,844 km (0.05 R)
• M9: 6,255,435 km (0.032 R)
• M10: 7,032,147 km (0.069 R)
• M11: 8,272,014 km (0.119 R)
• M12: 9,602,837 km (0.081 R)
• M13: 13,052,265 km (0.034 R)
• M14: 16,959,312 km (0.066 R)
• M15: 17,478,267 km (0.047 R)
• M16: 18,548,191 km (0.053 R)
• M17: 21,328,318 km (0.105 R)
• M18: 22,638,945 km (0.116 R)
• M19: 23,542,217 km (0.117 R)
• M20: 24,941,855 km (0.064 R)
• M21: 29,901,772 km (0.072 R)
• M22: 33,012,660 km (0.097 R)
• M23: 33,474,020 km (0.118 R)
• M24: 38,074,752 km (0.078 R)
• M25: 39,481,272 km (0.081 R)
• M26: 41,321,325 km (0.117 R)
• M27: 43,493,636 km (0.059 R)
• M28: 46,893,248 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit