🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.49 AU - 0.53 AU

Year: 132 Days

Day: 36.3 Hours

Environment

Temp: 203 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.5 AU - 2.26 AU

Year: 937 Days

Day: 37.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.44 AU - 3 AU

Year: 1630 Days

Day: 32.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.6

Radius: 3.9

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.64 AU - 13.98 AU

Year: 16663 Days

Day: 22.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,646,443 km

• M1: 51,162 km (0.119 R)
• M2: 435,779 km (0.109 R)
• M3: 669,899 km (0.03 R)
• M4: 1,107,024 km (0.106 R)
• M5: 1,816,417 km (0.085 R)
• M6: 3,326,757 km (0.058 R)
• M7: 4,356,888 km (0.113 R)
• M8: 5,327,330 km (0.109 R)
• M9: 6,650,074 km (0.062 R)
• M10: 8,560,140 km (0.104 R)
• M11: 10,756,536 km (0.078 R)
• M12: 11,372,131 km (0.113 R)
• M13: 19,615,722 km (0.118 R)
• M14: 21,398,330 km (0.03 R)
• M15: 26,001,606 km (0.104 R)
• M16: 26,366,774 km (0.103 R)
• M17: 27,013,785 km (0.108 R)
• M18: 28,823,620 km (0.112 R)
• M19: 35,736,837 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.5

Radius: 6.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 15.04 AU - 24.28 AU

Year: 31681 Days

Day: 22.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,646,443 km

• M1: 87,964 km (0.101 R)
• M2: 420,370 km (0.055 R)
• M3: 857,794 km (0.09 R)
• M4: 2,208,364 km (0.084 R)
• M5: 4,401,469 km (0.106 R)
• M6: 5,239,217 km (0.06 R)
• M7: 5,853,914 km (0.056 R)
• M8: 6,345,642 km (0.098 R)
• M9: 6,820,466 km (0.107 R)
• M10: 9,390,857 km (0.099 R)
• M11: 10,413,358 km (0.042 R)
• M12: 12,947,845 km (0.062 R)
• M13: 17,395,390 km (0.114 R)
• M14: 24,810,508 km (0.102 R)
• M15: 27,086,340 km (0.079 R)
• M16: 28,678,660 km (0.113 R)
• M17: 29,853,601 km (0.062 R)
• M18: 36,620,811 km (0.09 R)
• M19: 36,894,425 km (0.103 R)
• M20: 42,206,795 km (0.117 R)
• M21: 47,194,089 km (0.11 R)
• M22: 47,518,118 km (0.118 R)
• M23: 48,995,247 km (0.113 R)
• M24: 52,386,631 km (0.098 R)
• M25: 54,317,042 km (0.073 R)
• M26: 56,112,516 km (0.113 R)
• M27: 69,383,941 km (0.101 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 19,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit