🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.65 AU - 0.81 AU

Year: 228 Days

Day: 43.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 108.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,936,202 km

• M1: 29,920 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.38 AU - 3.02 AU

Year: 1620 Days

Day: 36.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.19 AU - 3.37 AU

Year: 1693 Days

Day: 27 Hours

Environment

Temp: -88 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.48 AU - 3.76 AU

Year: 2013 Days

Day: 34.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 54.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.3

Radius: 13.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.79 AU - 9.97 AU

Year: 9665 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,936,202 km

• M1: 165,455 km (0.099 R)
• M2: 636,689 km (0.091 R)
• M3: 1,306,289 km (0.119 R)
• M4: 2,292,438 km (0.109 R)
• M5: 3,286,665 km (0.049 R)
• M6: 4,291,664 km (0.111 R)
• M7: 4,912,495 km (0.079 R)
• M8: 5,833,270 km (0.119 R)
• M9: 6,298,370 km (0.107 R)
• M10: 6,788,303 km (0.112 R)
• M11: 8,235,512 km (0.037 R)
• M12: 12,890,549 km (0.106 R)
• M13: 15,298,477 km (0.077 R)
• M14: 16,608,655 km (0.083 R)
• M15: 17,037,552 km (0.104 R)
• M16: 19,294,385 km (0.107 R)
• M17: 24,211,368 km (0.109 R)
• M18: 25,136,033 km (0.116 R)
• M19: 25,607,116 km (0.116 R)
• M20: 27,154,557 km (0.093 R)
• M21: 34,085,875 km (0.111 R)
• M22: 41,192,970 km (0.111 R)
• M23: 43,720,427 km (0.05 R)
• M24: 44,539,624 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit