🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.04 AU - 1.12 AU

Year: 430 Days

Day: 47.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.26 AU - 1.66 AU

Year: 675 Days

Day: 26.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,881,966 km

• M1: 83,176 km (0.042 R)
• M2: 1,115,701 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.52 AU - 1.64 AU

Year: 760 Days

Day: 19.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,881,966 km

• M1: 86,767 km (0.118 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.8

Radius: 9.6

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.54 AU - 8.44 AU

Year: 7849 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,881,966 km

• M1: 119,379 km (0.056 R)
• M2: 473,926 km (0.095 R)
• M3: 787,782 km (0.077 R)
• M4: 1,327,831 km (0.084 R)
• M5: 1,717,683 km (0.055 R)
• M6: 2,067,891 km (0.077 R)
• M7: 3,509,716 km (0.102 R)
• M8: 5,246,248 km (0.112 R)
• M9: 6,732,054 km (0.094 R)
• M10: 9,050,222 km (0.078 R)
• M11: 9,692,296 km (0.12 R)
• M12: 10,315,372 km (0.076 R)
• M13: 12,849,560 km (0.067 R)
• M14: 14,690,960 km (0.089 R)
• M15: 15,642,253 km (0.115 R)
• M16: 16,100,172 km (0.041 R)
• M17: 16,499,598 km (0.055 R)
• M18: 18,743,117 km (0.035 R)
• M19: 21,182,759 km (0.097 R)
• M20: 25,227,587 km (0.1 R)
• M21: 28,871,491 km (0.035 R)
• M22: 33,279,842 km (0.089 R)
• M23: 33,928,647 km (0.063 R)
• M24: 34,806,787 km (0.056 R)
• M25: 40,030,745 km (0.06 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 16,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit