🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.58 AU - 0.66 AU

Year: 173 Days

Day: 47.1 Hours

Environment

Temp: 247 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,678,049 km

• M1: 43,383 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.09 AU - 1.71 AU

Year: 588 Days

Day: 14.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.86 AU - 2.32 AU

Year: 1072 Days

Day: 16.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 14.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.92 AU - 10.02 AU

Year: 10339 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,678,049 km

• M1: 181,612 km (0.043 R)
• M2: 803,939 km (0.07 R)
• M3: 1,805,347 km (0.057 R)
• M4: 3,018,586 km (0.083 R)
• M5: 3,738,750 km (0.072 R)
• M6: 5,226,052 km (0.039 R)
• M7: 6,050,037 km (0.098 R)
• M8: 9,731,491 km (0.113 R)
• M9: 10,395,107 km (0.074 R)
• M10: 10,926,030 km (0.059 R)
• M11: 11,756,448 km (0.108 R)
• M12: 12,274,655 km (0.105 R)
• M13: 13,418,929 km (0.111 R)
• M14: 16,129,493 km (0.114 R)
• M15: 17,133,295 km (0.096 R)
• M16: 18,716,938 km (0.077 R)
• M17: 24,237,099 km (0.04 R)
• M18: 28,023,720 km (0.079 R)
• M19: 31,192,652 km (0.107 R)
• M20: 32,188,226 km (0.038 R)
• M21: 33,894,390 km (0.075 R)
• M22: 38,864,928 km (0.067 R)
• M23: 44,718,095 km (0.102 R)
• M24: 45,418,362 km (0.096 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 18,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit