🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.71 AU - 1.01 AU

Year: 280 Days

Day: 47.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,091,387 km

• M1: 43,533 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.87 AU - 0.95 AU

Year: 305 Days

Day: 24.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.93 AU - 2.83 AU

Year: 1290 Days

Day: 17 Hours

Environment

Temp: -75 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 20.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.3

Radius: 4.3

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 17 AU - 23.38 AU

Year: 31885 Days

Day: 20.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,091,387 km

• M1: 53,556 km (0.1 R)
• M2: 228,286 km (0.098 R)
• M3: 419,173 km (0.118 R)
• M4: 680,371 km (0.116 R)
• M5: 2,515,787 km (0.119 R)
• M6: 3,575,838 km (0.049 R)
• M7: 10,736,639 km (0.091 R)
• M8: 11,128,735 km (0.057 R)
• M9: 13,619,839 km (0.107 R)
• M10: 15,519,732 km (0.094 R)
• M11: 16,830,209 km (0.112 R)
• M12: 16,980,256 km (0.047 R)
• M13: 22,086,031 km (0.087 R)
• M14: 24,213,762 km (0.1 R)
• M15: 25,180,164 km (0.093 R)
• M16: 33,973,078 km (0.094 R)
• M17: 49,512,258 km (0.118 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 17,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit