🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.84 AU - 1.08 AU

Year: 335 Days

Day: 31.2 Hours

Environment

Temp: 161 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1 AU - 1.46 AU

Year: 486 Days

Day: 46.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,323,446 km

• M1: 37,549 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.4 AU - 2.22 AU

Year: 868 Days

Day: 41.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.29 AU - 2.63 AU

Year: 1375 Days

Day: 32.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.7

Radius: 4.3

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 13.36 AU - 13.68 AU

Year: 17720 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,323,446 km

• M1: 53,706 km (0.05 R)
• M2: 216,468 km (0.075 R)
• M3: 629,807 km (0.05 R)
• M4: 814,112 km (0.089 R)
• M5: 1,280,109 km (0.117 R)
• M6: 3,399,761 km (0.115 R)
• M7: 5,605,133 km (0.117 R)
• M8: 6,323,801 km (0.12 R)
• M9: 7,388,639 km (0.056 R)
• M10: 9,177,979 km (0.066 R)
• M11: 10,275,728 km (0.112 R)
• M12: 10,589,734 km (0.11 R)
• M13: 11,181,842 km (0.071 R)
• M14: 11,458,299 km (0.074 R)
• M15: 14,090,025 km (0.081 R)
• M16: 22,459,278 km (0.083 R)
• M17: 25,564,631 km (0.091 R)
• M18: 28,225,378 km (0.05 R)
• M19: 30,525,446 km (0.11 R)
• M20: 35,021,909 km (0.087 R)
• M21: 38,544,639 km (0.116 R)
• M22: 39,556,370 km (0.109 R)
• M23: 43,780,714 km (0.089 R)
• M24: 44,604,849 km (0.09 R)
• M25: 47,715,288 km (0.051 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 18,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit