🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.74 AU - 0.76 AU

Year: 241 Days

Day: 31.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.75 AU - 0.81 AU

Year: 255 Days

Day: 35.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.89 AU - 1.01 AU

Year: 343 Days

Day: 43.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.5

Radius: 3.9

Gravity: 33.04 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.06 AU - 15.3 AU

Year: 20859 Days

Day: 17.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 72.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,573,923 km

• M1: 48,470 km (0.12 R)
• M2: 196,422 km (0.088 R)
• M3: 359,633 km (0.077 R)
• M4: 656,136 km (0.094 R)
• M5: 1,098,348 km (0.106 R)
• M6: 1,302,399 km (0.04 R)
• M7: 1,715,738 km (0.029 R)
• M8: 2,514,441 km (0.094 R)
• M9: 3,767,622 km (0.066 R)
• M10: 5,199,274 km (0.112 R)
• M11: 5,695,041 km (0.066 R)
• M12: 7,750,965 km (0.076 R)
• M13: 8,758,806 km (0.068 R)
• M14: 12,040,085 km (0.026 R)
• M15: 12,170,385 km (0.081 R)
• M16: 12,500,398 km (0.114 R)
• M17: 14,680,787 km (0.12 R)
• M18: 15,434,910 km (0.045 R)
• M19: 18,363,587 km (0.05 R)
• M20: 26,591,919 km (0.088 R)
• M21: 28,280,879 km (0.095 R)
• M22: 30,040,000 km (0.093 R)
• M23: 34,820,251 km (0.118 R)
• M24: 41,551,407 km (0.047 R)
• M25: 44,906,588 km (0.086 R)
• M26: 47,295,068 km (0.048 R)
• M27: 49,432,372 km (0.119 R)
• M28: 52,150,117 km (0.097 R)
• M29: 57,511,256 km (0.027 R)
• M30: 58,066,713 km (0.106 R)
• M31: 58,252,663 km (0.102 R)
• M32: 59,754,625 km (0.119 R)
• M33: 65,014,187 km (0.068 R)
• M34: 66,833,746 km (0.069 R)
• M35: 67,653,094 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 14,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit