🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.63 AU - 0.75 AU

Year: 216 Days

Day: 41.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 6.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.1

Radius: 14.7

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.41 AU - 13.67 AU

Year: 14768 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,279,717 km

• M1: 182,809 km (0.096 R)
• M2: 779,106 km (0.085 R)
• M3: 1,347,578 km (0.098 R)
• M4: 2,079,410 km (0.054 R)
• M5: 2,919,253 km (0.027 R)
• M6: 5,203,313 km (0.082 R)
• M7: 5,728,701 km (0.096 R)
• M8: 7,475,555 km (0.102 R)
• M9: 8,048,515 km (0.079 R)
• M10: 8,650,796 km (0.028 R)
• M11: 9,665,967 km (0.114 R)
• M12: 10,699,539 km (0.025 R)
• M13: 12,851,803 km (0.08 R)
• M14: 13,606,375 km (0.069 R)
• M15: 14,756,334 km (0.052 R)
• M16: 18,168,213 km (0.116 R)
• M17: 21,120,527 km (0.095 R)
• M18: 22,859,003 km (0.106 R)
• M19: 24,483,038 km (0.12 R)
• M20: 26,950,655 km (0.063 R)
• M21: 30,053,913 km (0.067 R)
• M22: 32,879,518 km (0.052 R)
• M23: 39,054,020 km (0.082 R)
• M24: 40,637,514 km (0.1 R)
• M25: 47,239,716 km (0.083 R)
• M26: 47,887,924 km (0.109 R)
• M27: 49,202,440 km (0.096 R)
• M28: 54,346,363 km (0.091 R)
• M29: 58,153,330 km (0.088 R)
• M30: 60,597,161 km (0.09 R)
• M31: 66,092,190 km (0.062 R)
• M32: 70,425,142 km (0.083 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712

Radius: 5.1

Gravity: 27.37 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 11.58 AU - 14.18 AU

Year: 17414 Days

Day: 23.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,279,717 km

• M1: 64,327 km (0.058 R)
• M2: 305,180 km (0.09 R)
• M3: 515,215 km (0.104 R)
• M4: 686,205 km (0.114 R)
• M5: 1,108,670 km (0.086 R)
• M6: 1,775,876 km (0.036 R)
• M7: 2,016,729 km (0.088 R)
• M8: 2,175,602 km (0.106 R)
• M9: 2,847,595 km (0.096 R)
• M10: 3,707,334 km (0.026 R)
• M11: 4,659,076 km (0.075 R)
• M12: 9,936,440 km (0.048 R)
• M13: 10,635,810 km (0.07 R)
• M14: 12,002,387 km (0.066 R)
• M15: 13,342,634 km (0.079 R)
• M16: 13,622,233 km (0.058 R)
• M17: 15,306,106 km (0.054 R)
• M18: 16,001,138 km (0.079 R)
• M19: 16,717,113 km (0.04 R)
• M20: 17,620,834 km (0.085 R)
• M21: 21,466,846 km (0.08 R)
• M22: 30,765,251 km (0.105 R)
• M23: 33,384,710 km (0.03 R)
• M24: 42,579,144 km (0.099 R)
• M25: 59,131,700 km (0.116 R)
• M26: 65,948,277 km (0.112 R)
• M27: 66,150,383 km (0.069 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: 413 - 12,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit