🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.88 AU - 1.16 AU

Year: 374 Days

Day: 37.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,137,334 km

• M1: 29,022 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.14 AU - 1.54 AU

Year: 564 Days

Day: 30.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 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

Orbit Range: 1.62 AU - 1.62 AU

Year: 749 Days

Day: 45.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 11.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.6 AU - 10.36 AU

Year: 9780 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,137,334 km

• M1: 151,393 km (0.088 R)
• M2: 551,717 km (0.061 R)
• M3: 951,143 km (0.068 R)
• M4: 1,500,167 km (0.094 R)
• M5: 2,447,272 km (0.084 R)
• M6: 3,095,330 km (0.098 R)
• M7: 3,854,838 km (0.06 R)
• M8: 4,677,776 km (0.091 R)
• M9: 5,237,721 km (0.068 R)
• M10: 6,110,026 km (0.094 R)
• M11: 6,964,529 km (0.066 R)
• M12: 7,577,132 km (0.067 R)
• M13: 8,019,044 km (0.116 R)
• M14: 8,393,338 km (0.119 R)
• M15: 9,043,042 km (0.113 R)
• M16: 10,297,121 km (0.096 R)
• M17: 10,940,840 km (0.057 R)
• M18: 12,199,557 km (0.081 R)
• M19: 13,787,239 km (0.115 R)
• M20: 16,156,869 km (0.109 R)
• M21: 18,568,836 km (0.047 R)
• M22: 20,050,004 km (0.066 R)
• M23: 21,369,757 km (0.059 R)
• M24: 22,912,260 km (0.058 R)
• M25: 28,270,856 km (0.054 R)
• M26: 28,945,842 km (0.107 R)
• M27: 32,273,646 km (0.115 R)
• M28: 34,410,203 km (0.105 R)
• M29: 36,525,816 km (0.091 R)
• M30: 37,441,953 km (0.063 R)
• M31: 39,081,995 km (0.106 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 19,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit