🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.55 AU - 0.55 AU

Year: 155 Days

Day: 47.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,552,706 km

• M1: 228,586 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.57 AU - 0.91 AU

Year: 242 Days

Day: 21.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.91 AU - 1.25 AU

Year: 427 Days

Day: 35.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.44 AU - 1.58 AU

Year: 707 Days

Day: 29.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.3

Radius: 3.5

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 17.1 AU - 18.6 AU

Year: 28718 Days

Day: 19.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,552,706 km

• M1: 43,533 km (0.094 R)
• M2: 266,583 km (0.078 R)
• M3: 400,773 km (0.089 R)
• M4: 1,879,548 km (0.1 R)
• M5: 3,285,917 km (0.066 R)
• M6: 8,401,416 km (0.106 R)
• M7: 10,873,970 km (0.025 R)
• M8: 12,093,492 km (0.097 R)
• M9: 12,274,954 km (0.071 R)
• M10: 15,713,760 km (0.083 R)
• M11: 19,246,813 km (0.055 R)
• M12: 30,314,812 km (0.091 R)
• M13: 38,389,656 km (0.095 R)
• M14: 39,705,818 km (0.099 R)
• M15: 49,308,057 km (0.067 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit