🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.64 AU - 0.74 AU

Year: 203 Days

Day: 14.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.02 AU - 1.1 AU

Year: 387 Days

Day: 12.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 43.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.81 AU - 5.53 AU

Year: 3580 Days

Day: 42.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,794,212 km

• M1: 75,547 km (0.08 R)

Asteroid Belt

Center: 7.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.1

Radius: 11.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.37 AU - 10.41 AU

Year: 11881 Days

Day: 8 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,794,212 km

• M1: 144,960 km (0.116 R)
• M2: 602,879 km (0.081 R)
• M3: 1,180,926 km (0.086 R)
• M4: 1,750,145 km (0.093 R)
• M5: 2,533,590 km (0.107 R)
• M6: 3,326,458 km (0.118 R)
• M7: 3,907,796 km (0.098 R)
• M8: 7,127,591 km (0.088 R)
• M9: 8,524,386 km (0.094 R)
• M10: 9,614,954 km (0.108 R)
• M11: 10,847,491 km (0.092 R)
• M12: 11,422,097 km (0.11 R)
• M13: 12,632,044 km (0.067 R)
• M14: 15,048,050 km (0.117 R)
• M15: 15,500,434 km (0.069 R)
• M16: 17,472,433 km (0.094 R)
• M17: 18,189,605 km (0.099 R)
• M18: 21,336,995 km (0.035 R)
• M19: 22,406,320 km (0.111 R)
• M20: 27,520,174 km (0.114 R)
• M21: 28,885,703 km (0.082 R)
• M22: 30,501,211 km (0.104 R)
• M23: 31,646,233 km (0.025 R)
• M24: 32,389,585 km (0.088 R)
• M25: 35,937,298 km (0.051 R)
• M26: 39,613,367 km (0.031 R)
• M27: 42,113,596 km (0.116 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit