🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.51 AU - 0.57 AU

Year: 149 Days

Day: 26.5 Hours

Environment

Temp: 189 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.8 AU - 0.94 AU

Year: 306 Days

Day: 20.4 Hours

Environment

Temp: 34 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 23,813,705 km

• M1: 13,314 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.12 AU - 1.34 AU

Year: 514 Days

Day: 39.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.68 AU - 3.52 AU

Year: 2056 Days

Day: 17.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 9.4

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.18 AU - 4.54 AU

Year: 3430 Days

Day: 11.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,813,705 km

• M1: 119,230 km (0.063 R)
• M2: 523,892 km (0.081 R)
• M3: 850,464 km (0.081 R)
• M4: 1,259,764 km (0.116 R)
• M5: 2,737,641 km (0.032 R)
• M6: 3,545,918 km (0.082 R)
• M7: 3,952,974 km (0.096 R)
• M8: 4,983,703 km (0.114 R)
• M9: 6,042,258 km (0.096 R)
• M10: 6,387,231 km (0.072 R)
• M11: 8,279,793 km (0.037 R)
• M12: 8,851,556 km (0.106 R)
• M13: 9,680,478 km (0.1 R)
• M14: 10,396,603 km (0.045 R)
• M15: 12,249,672 km (0.116 R)
• M16: 12,663,759 km (0.092 R)
• M17: 13,039,698 km (0.12 R)
• M18: 19,054,879 km (0.081 R)
• M19: 19,362,602 km (0.108 R)
• M20: 20,562,527 km (0.074 R)
• M21: 22,080,496 km (0.094 R)
• M22: 23,109,879 km (0.102 R)
• M23: 23,671,769 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 10,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit