🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.53 AU - 0.61 AU

Year: 153 Days

Day: 20.1 Hours

Environment

Temp: 205 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.16 AU

Year: 367 Days

Day: 16.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.16 AU - 1.38 AU

Year: 510 Days

Day: 19.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,315,790 km

• M1: 231,877 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.49 AU - 1.81 AU

Year: 755 Days

Day: 22.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.57 AU - 1.89 AU

Year: 811 Days

Day: 46.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.39 AU - 2.11 AU

Year: 825 Days

Day: 14.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,315,790 km

• M1: 30,518 km (0.083 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.9

Radius: 12.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.46 AU - 8.32 AU

Year: 7900 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,315,790 km

• M1: 154,535 km (0.105 R)
• M2: 666,758 km (0.11 R)
• M3: 1,249,441 km (0.072 R)
• M4: 1,773,782 km (0.048 R)
• M5: 2,567,249 km (0.061 R)
• M6: 3,516,896 km (0.062 R)
• M7: 4,525,186 km (0.117 R)
• M8: 5,229,044 km (0.101 R)
• M9: 6,471,753 km (0.087 R)
• M10: 8,140,069 km (0.112 R)
• M11: 8,713,328 km (0.106 R)
• M12: 9,489,741 km (0.059 R)
• M13: 10,032,632 km (0.113 R)
• M14: 11,280,128 km (0.091 R)
• M15: 14,081,797 km (0.089 R)
• M16: 16,210,276 km (0.089 R)
• M17: 19,037,975 km (0.107 R)
• M18: 21,096,441 km (0.106 R)
• M19: 22,179,530 km (0.104 R)
• M20: 22,814,872 km (0.073 R)
• M21: 23,544,162 km (0.107 R)
• M22: 25,564,780 km (0.079 R)
• M23: 27,790,048 km (0.119 R)
• M24: 32,521,231 km (0.117 R)
• M25: 34,597,649 km (0.1 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 12,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit