🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.75 AU - 1.01 AU

Year: 290 Days

Day: 17.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.29 AU - 1.49 AU

Year: 576 Days

Day: 33.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.24 AU - 1.58 AU

Year: 588 Days

Day: 46.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 45.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.82 AU - 1.86 AU

Year: 877 Days

Day: 45.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.43 AU - 2.63 AU

Year: 1414 Days

Day: 28.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 134.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,797,012 km

• M1: 33,360 km (0.046 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.88 AU - 4.44 AU

Year: 2461 Days

Day: 15.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.8

Radius: 7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.35 AU - 15.65 AU

Year: 17433 Days

Day: 24 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,797,012 km

• M1: 99,782 km (0.084 R)
• M2: 531,671 km (0.116 R)
• M3: 839,094 km (0.102 R)
• M4: 1,078,152 km (0.111 R)
• M5: 1,524,103 km (0.098 R)
• M6: 5,575,662 km (0.097 R)
• M7: 5,888,172 km (0.086 R)
• M8: 6,740,431 km (0.086 R)
• M9: 10,040,261 km (0.116 R)
• M10: 11,307,205 km (0.082 R)
• M11: 16,866,262 km (0.073 R)
• M12: 22,936,794 km (0.083 R)
• M13: 23,739,985 km (0.092 R)
• M14: 28,854,587 km (0.092 R)
• M15: 34,658,087 km (0.106 R)
• M16: 34,891,160 km (0.086 R)
• M17: 35,715,145 km (0.086 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 14,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit