🌌 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: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.69 AU - 0.81 AU

Year: 246 Days

Day: 40.4 Hours

Environment

Temp: 156 °C

Axial Tilt: 81.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,593,875 km

• M1: 174,282 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.81 AU - 3.19 AU

Year: 1968 Days

Day: 34.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,593,875 km

• M1: 1,261,708 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.44 AU - 4.02 AU

Year: 2199 Days

Day: 35.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.2

Radius: 8

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.59 AU - 20.39 AU

Year: 27703 Days

Day: 15.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 105,593,875 km

• M1: 99,632 km (0.074 R)
• M2: 1,147,864 km (0.12 R)
• M3: 1,433,896 km (0.054 R)
• M4: 2,366,040 km (0.079 R)
• M5: 3,151,878 km (0.027 R)
• M6: 4,245,887 km (0.116 R)
• M7: 5,145,568 km (0.054 R)
• M8: 7,264,323 km (0.049 R)
• M9: 10,774,936 km (0.115 R)
• M10: 13,605,328 km (0.098 R)
• M11: 14,258,771 km (0.098 R)
• M12: 23,693,161 km (0.026 R)
• M13: 25,363,571 km (0.095 R)
• M14: 28,671,629 km (0.108 R)
• M15: 29,070,905 km (0.082 R)
• M16: 43,021,954 km (0.114 R)
• M17: 55,542,847 km (0.114 R)
• M18: 61,076,323 km (0.107 R)
• M19: 70,530,459 km (0.054 R)
• M20: 99,999,145 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit