🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.62 AU - 0.86 AU

Year: 233 Days

Day: 28.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.41 AU - 1.67 AU

Year: 698 Days

Day: 32.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.62 AU - 1.92 AU

Year: 860 Days

Day: 28.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.3

Radius: 13.3

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.73 AU - 9.11 AU

Year: 9731 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,435,236 km

• M1: 168,746 km (0.085 R)
• M2: 654,491 km (0.072 R)
• M3: 1,151,156 km (0.066 R)
• M4: 1,758,972 km (0.051 R)
• M5: 2,502,174 km (0.081 R)
• M6: 3,179,404 km (0.113 R)
• M7: 4,616,291 km (0.052 R)
• M8: 6,414,308 km (0.11 R)
• M9: 7,335,532 km (0.108 R)
• M10: 8,301,036 km (0.091 R)
• M11: 9,440,822 km (0.112 R)
• M12: 10,732,151 km (0.058 R)
• M13: 11,603,858 km (0.114 R)
• M14: 13,199,020 km (0.092 R)
• M15: 16,485,087 km (0.074 R)
• M16: 17,575,655 km (0.069 R)
• M17: 23,338,614 km (0.029 R)
• M18: 24,451,323 km (0.03 R)
• M19: 25,779,004 km (0.114 R)
• M20: 30,957,933 km (0.084 R)
• M21: 31,987,615 km (0.106 R)
• M22: 36,109,934 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.1

Radius: 5.1

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.98 AU - 24.28 AU

Year: 31767 Days

Day: 17 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,435,236 km

• M1: 63,579 km (0.073 R)
• M2: 345,272 km (0.116 R)
• M3: 560,543 km (0.049 R)
• M4: 2,112,920 km (0.108 R)
• M5: 3,126,895 km (0.088 R)
• M6: 4,882,575 km (0.049 R)
• M7: 6,240,176 km (0.113 R)
• M8: 6,520,223 km (0.088 R)
• M9: 7,514,451 km (0.061 R)
• M10: 8,894,491 km (0.089 R)
• M11: 9,490,938 km (0.088 R)
• M12: 9,798,960 km (0.055 R)
• M13: 21,589,516 km (0.117 R)
• M14: 27,194,948 km (0.043 R)
• M15: 30,930,856 km (0.084 R)
• M16: 34,414,242 km (0.119 R)
• M17: 34,848,974 km (0.114 R)
• M18: 38,305,133 km (0.115 R)
• M19: 66,368,647 km (0.114 R)
• M20: 78,948,481 km (0.114 R)
• M21: 82,259,680 km (0.089 R)
• M22: 83,296,842 km (0.112 R)
• M23: 90,526,907 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 15,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit