🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.54 AU - 0.8 AU

Year: 198 Days

Day: 39.1 Hours

Environment

Temp: 184 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.65 AU - 0.97 AU

Year: 264 Days

Day: 24.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.42 AU - 1.52 AU

Year: 645 Days

Day: 40 Hours

Environment

Temp: -36 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.37 AU - 2.99 AU

Year: 1587 Days

Day: 22.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 32.9 °

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 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.5

Radius: 12.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.32 AU - 8.58 AU

Year: 8107 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,951,438 km

• M1: 154,235 km (0.098 R)
• M2: 568,771 km (0.12 R)
• M3: 965,953 km (0.069 R)
• M4: 1,986,959 km (0.098 R)
• M5: 2,825,904 km (0.083 R)
• M6: 3,537,840 km (0.118 R)
• M7: 4,715,474 km (0.07 R)
• M8: 5,563,246 km (0.106 R)
• M9: 6,007,701 km (0.1 R)
• M10: 11,146,986 km (0.119 R)
• M11: 15,548,604 km (0.072 R)
• M12: 17,757,118 km (0.07 R)
• M13: 19,293,039 km (0.099 R)
• M14: 21,605,224 km (0.109 R)
• M15: 22,388,967 km (0.039 R)
• M16: 25,368,209 km (0.109 R)
• M17: 28,137,714 km (0.095 R)
• M18: 29,452,081 km (0.054 R)
• M19: 30,709,002 km (0.05 R)
• M20: 31,201,777 km (0.113 R)
• M21: 35,552,233 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 9.2

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.39 AU - 11.17 AU

Year: 11061 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,951,438 km

• M1: 115,490 km (0.096 R)
• M2: 460,462 km (0.117 R)
• M3: 769,382 km (0.09 R)
• M4: 1,762,413 km (0.12 R)
• M5: 2,507,560 km (0.119 R)
• M6: 3,338,725 km (0.058 R)
• M7: 3,630,292 km (0.083 R)
• M8: 4,012,664 km (0.11 R)
• M9: 4,802,391 km (0.092 R)
• M10: 6,276,678 km (0.117 R)
• M11: 7,834,889 km (0.102 R)
• M12: 9,680,777 km (0.101 R)
• M13: 10,418,744 km (0.096 R)
• M14: 14,094,214 km (0.089 R)
• M15: 20,499,546 km (0.108 R)
• M16: 25,303,433 km (0.029 R)
• M17: 30,515,722 km (0.056 R)
• M18: 33,423,605 km (0.114 R)
• M19: 34,467,649 km (0.098 R)
• M20: 35,965,722 km (0.105 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 13,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit