🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.47 AU - 0.55 AU

Year: 131 Days

Day: 25.3 Hours

Environment

Temp: 204 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.68 AU - 0.72 AU

Year: 211 Days

Day: 27.9 Hours

Environment

Temp: 211 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.76 AU - 1.24 AU

Year: 360 Days

Day: 47.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 16,276,418 km

• M1: 29,321 km (0.103 R)
• M2: 337,194 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.87 AU - 4.31 AU

Year: 2448 Days

Day: 31.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.66 AU - 3.78 AU

Year: 2582 Days

Day: 43.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,276,418 km

• M1: 1,769,144 km (0.056 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.25 AU - 4.41 AU

Year: 3243 Days

Day: 39.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113

Radius: 10.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.41 AU - 6.95 AU

Year: 4872 Days

Day: 5.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,276,418 km

• M1: 135,685 km (0.103 R)
• M2: 593,455 km (0.082 R)
• M3: 1,400,984 km (0.11 R)
• M4: 1,931,757 km (0.109 R)
• M5: 2,748,412 km (0.108 R)
• M6: 4,248,879 km (0.097 R)
• M7: 4,797,155 km (0.095 R)
• M8: 5,461,070 km (0.059 R)
• M9: 6,010,693 km (0.081 R)
• M10: 6,492,398 km (0.068 R)
• M11: 7,854,337 km (0.069 R)
• M12: 10,654,809 km (0.109 R)
• M13: 13,413,992 km (0.119 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 11,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit