🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.46 AU - 1.7 AU

Year: 729 Days

Day: 36.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 19,870,495 km

• M1: 35,903 km (0.079 R)
• M2: 54,304 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.66 AU - 1.84 AU

Year: 850 Days

Day: 16.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,870,495 km

• M1: 125,812 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2 AU - 2.44 AU

Year: 1214 Days

Day: 32.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.77 AU - 4.59 AU

Year: 2591 Days

Day: 33.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.4

Radius: 10.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.77 AU - 5.91 AU

Year: 3909 Days

Day: 8 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,870,495 km

• M1: 134,339 km (0.106 R)
• M2: 635,791 km (0.118 R)
• M3: 995,125 km (0.114 R)
• M4: 1,406,968 km (0.094 R)
• M5: 1,747,602 km (0.117 R)
• M6: 2,183,381 km (0.09 R)
• M7: 2,752,302 km (0.086 R)
• M8: 3,789,314 km (0.091 R)
• M9: 4,397,280 km (0.08 R)
• M10: 4,792,667 km (0.108 R)
• M11: 5,554,419 km (0.105 R)
• M12: 6,096,861 km (0.071 R)
• M13: 6,561,662 km (0.105 R)
• M14: 6,932,814 km (0.109 R)
• M15: 8,594,398 km (0.083 R)
• M16: 9,976,233 km (0.115 R)
• M17: 11,337,873 km (0.107 R)
• M18: 14,047,689 km (0.068 R)
• M19: 14,569,935 km (0.08 R)
• M20: 15,502,678 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 16,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit