🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.01 AU - 2.05 AU

Year: 1067 Days

Day: 31.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,626,491 km

• M1: 202,705 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.51 AU - 4.39 AU

Year: 2896 Days

Day: 44.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.27 AU - 5.17 AU

Year: 3198 Days

Day: 16 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.47 AU - 5.13 AU

Year: 3290 Days

Day: 30.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,626,491 km

• M1: 1,748,799 km (0.111 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 14.9

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.78 AU - 6.92 AU

Year: 5904 Days

Day: 7.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,626,491 km

• M1: 185,801 km (0.061 R)
• M2: 886,816 km (0.093 R)
• M3: 1,761,216 km (0.041 R)
• M4: 2,363,646 km (0.071 R)
• M5: 2,923,890 km (0.098 R)
• M6: 4,578,443 km (0.066 R)
• M7: 6,863,102 km (0.035 R)
• M8: 12,792,114 km (0.064 R)
• M9: 15,620,561 km (0.058 R)
• M10: 18,084,139 km (0.046 R)
• M11: 23,607,292 km (0.097 R)
• M12: 24,430,978 km (0.066 R)
• M13: 26,135,945 km (0.097 R)
• M14: 27,555,928 km (0.068 R)
• M15: 31,527,901 km (0.077 R)
• M16: 32,225,027 km (0.06 R)
• M17: 32,932,475 km (0.077 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: 165 - 15,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit