🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.43 AU - 0.59 AU

Year: 137 Days

Day: 42.2 Hours

Environment

Temp: 200 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,848,986 km

• M1: 39,494 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.95 AU - 2.31 AU

Year: 1171 Days

Day: 46.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.3 AU - 2.36 AU

Year: 1340 Days

Day: 43.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.4

Radius: 9.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.43 AU - 11.91 AU

Year: 14064 Days

Day: 6.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,848,986 km

• M1: 120,576 km (0.088 R)
• M2: 432,637 km (0.115 R)
• M3: 863,030 km (0.087 R)
• M4: 1,984,266 km (0.119 R)
• M5: 2,773,993 km (0.095 R)
• M6: 3,447,184 km (0.085 R)
• M7: 7,385,796 km (0.032 R)
• M8: 8,807,126 km (0.039 R)
• M9: 11,639,612 km (0.098 R)
• M10: 15,284,714 km (0.12 R)
• M11: 16,811,061 km (0.047 R)
• M12: 20,087,104 km (0.11 R)
• M13: 23,251,399 km (0.058 R)
• M14: 23,766,015 km (0.091 R)
• M15: 29,437,719 km (0.067 R)
• M16: 30,548,484 km (0.056 R)
• M17: 34,047,877 km (0.116 R)
• M18: 39,968,063 km (0.108 R)
• M19: 40,459,492 km (0.035 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 17,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit