🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.63 AU - 0.97 AU

Year: 272 Days

Day: 37.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,886,327 km

• M1: 85,420 km (0.085 R)
• M2: 197,320 km (0.103 R)

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.28 AU - 1.98 AU

Year: 792 Days

Day: 21 Hours

Environment

Temp: -56 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.93 AU - 3.45 AU

Year: 2170 Days

Day: 36.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.3

Radius: 13.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.98 AU - 5.32 AU

Year: 3818 Days

Day: 10.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,886,327 km

• M1: 171,738 km (0.061 R)
• M2: 746,793 km (0.051 R)
• M3: 1,335,759 km (0.087 R)
• M4: 2,944,984 km (0.104 R)
• M5: 5,345,431 km (0.062 R)
• M6: 9,802,700 km (0.089 R)
• M7: 10,904,039 km (0.08 R)
• M8: 12,347,659 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 12.7

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.93 AU - 5.13 AU

Year: 4296 Days

Day: 13.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 159.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,886,327 km

• M1: 158,275 km (0.096 R)
• M2: 728,841 km (0.06 R)
• M3: 1,805,945 km (0.11 R)
• M4: 2,242,023 km (0.111 R)
• M5: 2,733,452 km (0.1 R)
• M6: 3,625,504 km (0.099 R)
• M7: 4,748,087 km (0.078 R)
• M8: 5,316,409 km (0.083 R)
• M9: 6,036,424 km (0.056 R)
• M10: 8,388,401 km (0.113 R)
• M11: 9,221,362 km (0.102 R)
• M12: 12,356,186 km (0.082 R)
• M13: 13,388,411 km (0.089 R)
• M14: 14,139,841 km (0.075 R)
• M15: 14,968,763 km (0.032 R)
• M16: 15,573,138 km (0.119 R)
• M17: 16,510,369 km (0.069 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 13,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit