🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.86 AU - 1.22 AU

Year: 402 Days

Day: 20.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,539,698 km

• M1: 83,027 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.45 AU - 1.96 AU

Year: 840 Days

Day: 37.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,539,698 km

• M1: 526,136 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.68 AU - 2.86 AU

Year: 1746 Days

Day: 28.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.2

Radius: 13.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.05 AU - 10.23 AU

Year: 11336 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,539,698 km

• M1: 169,195 km (0.079 R)
• M2: 673,639 km (0.117 R)
• M3: 1,459,178 km (0.094 R)
• M4: 1,886,280 km (0.056 R)
• M5: 2,540,621 km (0.04 R)
• M6: 3,638,519 km (0.103 R)
• M7: 4,415,232 km (0.074 R)
• M8: 6,300,015 km (0.081 R)
• M9: 7,194,910 km (0.106 R)
• M10: 8,132,290 km (0.044 R)
• M11: 10,586,892 km (0.072 R)
• M12: 11,747,173 km (0.108 R)
• M13: 13,046,580 km (0.09 R)
• M14: 15,801,873 km (0.066 R)
• M15: 17,180,418 km (0.104 R)
• M16: 17,864,379 km (0.075 R)
• M17: 18,780,816 km (0.114 R)
• M18: 20,707,188 km (0.094 R)
• M19: 22,518,369 km (0.11 R)
• M20: 23,255,139 km (0.078 R)
• M21: 24,863,166 km (0.079 R)
• M22: 31,531,641 km (0.093 R)
• M23: 32,350,689 km (0.105 R)
• M24: 35,001,713 km (0.118 R)
• M25: 38,254,719 km (0.07 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 10,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit