🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.9 AU - 1.04 AU

Year: 336 Days

Day: 17.2 Hours

Environment

Temp: 149 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.05 AU - 1.07 AU

Year: 384 Days

Day: 22 Hours

Environment

Temp: 125 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.88 AU - 1.32 AU

Year: 405 Days

Day: 13.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.34 AU - 1.52 AU

Year: 601 Days

Day: 46.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.7

Radius: 12.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.5 AU - 11.98 AU

Year: 11517 Days

Day: 5 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,717,410 km

• M1: 160,519 km (0.11 R)
• M2: 763,548 km (0.113 R)
• M3: 1,457,233 km (0.105 R)
• M4: 4,345,968 km (0.095 R)
• M5: 7,161,699 km (0.093 R)
• M6: 12,094,539 km (0.106 R)
• M7: 12,567,268 km (0.118 R)
• M8: 13,802,947 km (0.083 R)
• M9: 19,164,385 km (0.109 R)
• M10: 21,564,832 km (0.117 R)
• M11: 23,423,885 km (0.109 R)
• M12: 26,458,777 km (0.109 R)
• M13: 27,357,411 km (0.107 R)
• M14: 31,378,004 km (0.119 R)
• M15: 38,248,884 km (0.102 R)
• M16: 41,097,826 km (0.086 R)
• M17: 48,537,029 km (0.098 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 17,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit