🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.9 AU - 1.12 AU

Year: 364 Days

Day: 44.8 Hours

Environment

Temp: 69 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.93 AU - 1.45 AU

Year: 465 Days

Day: 41.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,504,983 km

• M1: 33,360 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.94 AU - 1.46 AU

Year: 471 Days

Day: 39.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.3

Radius: 12.8

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.85 AU - 10.17 AU

Year: 11343 Days

Day: 5.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,504,983 km

• M1: 159,322 km (0.095 R)
• M2: 721,211 km (0.108 R)
• M3: 1,226,403 km (0.117 R)
• M4: 2,182,783 km (0.113 R)
• M5: 3,087,550 km (0.114 R)
• M6: 4,053,953 km (0.111 R)
• M7: 4,782,494 km (0.119 R)
• M8: 6,305,101 km (0.064 R)
• M9: 6,782,767 km (0.1 R)
• M10: 8,129,747 km (0.027 R)
• M11: 8,842,431 km (0.116 R)
• M12: 9,909,812 km (0.07 R)
• M13: 11,004,419 km (0.105 R)
• M14: 11,877,024 km (0.089 R)
• M15: 12,984,497 km (0.061 R)
• M16: 13,892,556 km (0.073 R)
• M17: 14,981,628 km (0.104 R)
• M18: 16,274,004 km (0.116 R)
• M19: 17,329,567 km (0.041 R)
• M20: 17,874,253 km (0.05 R)
• M21: 19,244,569 km (0.093 R)
• M22: 21,120,527 km (0.047 R)
• M23: 23,209,212 km (0.087 R)
• M24: 24,741,094 km (0.057 R)
• M25: 32,009,756 km (0.102 R)
• M26: 33,665,056 km (0.071 R)
• M27: 41,409,289 km (0.097 R)
• M28: 43,230,942 km (0.109 R)
• M29: 44,668,279 km (0.06 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 17,701 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit