🌌 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: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.99 AU - 1.05 AU

Year: 384 Days

Day: 41.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.09 AU - 1.37 AU

Year: 509 Days

Day: 31.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.11 AU - 5.01 AU

Year: 3050 Days

Day: 26.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.5

Radius: 10.1

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.71 AU - 13.09 AU

Year: 15303 Days

Day: 12.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,654,436 km

• M1: 125,812 km (0.078 R)
• M2: 525,238 km (0.056 R)
• M3: 855,251 km (0.108 R)
• M4: 1,261,858 km (0.118 R)
• M5: 2,287,950 km (0.066 R)
• M6: 5,727,654 km (0.114 R)
• M7: 6,043,156 km (0.11 R)
• M8: 6,795,932 km (0.086 R)
• M9: 8,589,311 km (0.077 R)
• M10: 9,817,061 km (0.112 R)
• M11: 10,270,343 km (0.046 R)
• M12: 10,737,537 km (0.058 R)
• M13: 13,915,594 km (0.071 R)
• M14: 16,616,583 km (0.099 R)
• M15: 22,152,153 km (0.119 R)
• M16: 24,138,215 km (0.085 R)
• M17: 24,652,832 km (0.1 R)
• M18: 43,259,216 km (0.098 R)
• M19: 45,407,890 km (0.075 R)
• M20: 50,416,876 km (0.03 R)
• M21: 65,417,354 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 11,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit