🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.95 AU - 1.09 AU

Year: 447 Days

Day: 18.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.97 AU - 1.13 AU

Year: 466 Days

Day: 26.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.38 AU - 2 AU

Year: 952 Days

Day: 23.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.75 AU - 1.87 AU

Year: 1056 Days

Day: 20.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.4

Radius: 10.2

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.99 AU - 7.49 AU

Year: 7585 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,381,427 km

• M1: 131,646 km (0.102 R)
• M2: 476,918 km (0.118 R)
• M3: 1,117,945 km (0.111 R)
• M4: 1,509,143 km (0.09 R)
• M5: 3,044,765 km (0.045 R)
• M6: 5,055,361 km (0.12 R)
• M7: 7,378,915 km (0.052 R)
• M8: 7,825,764 km (0.115 R)
• M9: 11,040,772 km (0.089 R)
• M10: 13,895,398 km (0.043 R)
• M11: 16,382,463 km (0.09 R)
• M12: 16,760,497 km (0.103 R)
• M13: 21,838,746 km (0.098 R)
• M14: 24,932,280 km (0.077 R)
• M15: 25,432,835 km (0.105 R)
• M16: 26,713,542 km (0.11 R)
• M17: 32,564,764 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 15,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit