🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.53 AU - 0.55 AU

Year: 140 Days

Day: 30.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 173.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,691,676 km

• M1: 428,299 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.86 AU - 3.18 AU

Year: 1853 Days

Day: 36.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,691,676 km

• M1: 998,566 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.54 AU - 3.54 AU

Year: 1872 Days

Day: 39.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,691,676 km

• M1: 414,984 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.73 AU - 4.35 AU

Year: 2352 Days

Day: 39 Hours

Environment

Temp: -102 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,691,676 km

• M1: 36,053 km (0.048 R)
• M2: 516,262 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.9

Radius: 4.4

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.02 AU - 18.66 AU

Year: 26607 Days

Day: 18.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,691,676 km

• M1: 324,029 km (0.117 R)
• M2: 542,741 km (0.092 R)
• M3: 767,886 km (0.102 R)
• M4: 942,915 km (0.085 R)
• M5: 1,385,127 km (0.117 R)
• M6: 5,266,593 km (0.105 R)
• M7: 7,062,815 km (0.025 R)
• M8: 9,114,699 km (0.114 R)
• M9: 11,044,212 km (0.063 R)
• M10: 11,850,246 km (0.059 R)
• M11: 15,854,682 km (0.078 R)
• M12: 17,347,519 km (0.099 R)
• M13: 22,314,018 km (0.079 R)
• M14: 23,308,395 km (0.05 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 14,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit