🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.53 AU - 0.55 AU

Year: 149 Days

Day: 20.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,760,610 km

• M1: 33,211 km (0.092 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.2 AU - 1.98 AU

Year: 751 Days

Day: 15.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 8.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.97 AU - 5.83 AU

Year: 4065 Days

Day: 13 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,760,610 km

• M1: 102,026 km (0.107 R)
• M2: 996,471 km (0.047 R)
• M3: 1,259,165 km (0.108 R)
• M4: 2,002,966 km (0.115 R)
• M5: 2,443,232 km (0.11 R)
• M6: 2,834,431 km (0.079 R)
• M7: 5,525,697 km (0.025 R)
• M8: 6,990,409 km (0.06 R)
• M9: 7,257,591 km (0.076 R)
• M10: 7,593,438 km (0.032 R)
• M11: 12,174,873 km (0.055 R)
• M12: 16,222,543 km (0.082 R)
• M13: 18,378,846 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 17,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit