🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 416 Days

Day: 22.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.64 AU - 1.7 AU

Year: 822 Days

Day: 31.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.19 AU - 4.93 AU

Year: 3115 Days

Day: 32.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.9

Radius: 8.3

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.34 AU - 6.8 AU

Year: 6413 Days

Day: 12.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,808,384 km

• M1: 103,821 km (0.106 R)
• M2: 492,027 km (0.085 R)
• M3: 960,418 km (0.073 R)
• M4: 1,377,497 km (0.034 R)
• M5: 1,887,626 km (0.11 R)
• M6: 3,248,667 km (0.117 R)
• M7: 3,757,749 km (0.101 R)
• M8: 4,731,033 km (0.112 R)
• M9: 5,312,669 km (0.097 R)
• M10: 7,078,074 km (0.032 R)
• M11: 10,410,815 km (0.113 R)
• M12: 10,914,511 km (0.075 R)
• M13: 11,312,890 km (0.079 R)
• M14: 13,956,883 km (0.105 R)
• M15: 18,626,880 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.6

Radius: 7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.52 AU - 16.78 AU

Year: 23576 Days

Day: 16.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,808,384 km

• M1: 87,066 km (0.111 R)
• M2: 738,265 km (0.049 R)
• M3: 1,720,525 km (0.107 R)
• M4: 2,895,766 km (0.113 R)
• M5: 3,412,028 km (0.092 R)
• M6: 4,594,899 km (0.088 R)
• M7: 5,366,973 km (0.11 R)
• M8: 6,261,868 km (0.099 R)
• M9: 8,928,599 km (0.087 R)
• M10: 11,964,090 km (0.051 R)
• M11: 25,258,553 km (0.119 R)
• M12: 35,265,604 km (0.1 R)
• M13: 39,022,455 km (0.117 R)
• M14: 41,623,513 km (0.117 R)
• M15: 49,957,760 km (0.09 R)
• M16: 54,012,610 km (0.111 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: 261 - 17,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit