🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.46 AU - 0.62 AU

Year: 146 Days

Day: 36.2 Hours

Environment

Temp: 229 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,811,233 km

• M1: 308,920 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.73 AU - 0.85 AU

Year: 259 Days

Day: 40.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.37 AU - 3.35 AU

Year: 1785 Days

Day: 15.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.23 AU - 3.95 AU

Year: 2510 Days

Day: 15.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.24 AU - 4.62 AU

Year: 3440 Days

Day: 37.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.1

Radius: 7.8

Gravity: 12.48 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 12.86 AU - 16.54 AU

Year: 20795 Days

Day: 23 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,811,233 km

• M1: 98,585 km (0.104 R)
• M2: 348,264 km (0.066 R)
• M3: 599,738 km (0.057 R)
• M4: 1,435,392 km (0.116 R)
• M5: 2,065,498 km (0.103 R)
• M6: 4,185,449 km (0.113 R)
• M7: 9,023,295 km (0.093 R)
• M8: 11,315,583 km (0.057 R)
• M9: 11,776,644 km (0.066 R)
• M10: 12,249,971 km (0.088 R)
• M11: 12,595,991 km (0.095 R)
• M12: 13,525,891 km (0.116 R)
• M13: 15,764,025 km (0.063 R)
• M14: 16,422,405 km (0.115 R)
• M15: 17,444,309 km (0.116 R)
• M16: 18,689,262 km (0.059 R)
• M17: 21,755,570 km (0.113 R)
• M18: 24,920,462 km (0.08 R)
• M19: 26,727,754 km (0.057 R)
• M20: 27,310,138 km (0.092 R)
• M21: 38,400,128 km (0.109 R)
• M22: 38,695,434 km (0.035 R)
• M23: 39,290,834 km (0.064 R)
• M24: 39,590,777 km (0.089 R)
• M25: 40,499,884 km (0.1 R)
• M26: 43,791,186 km (0.099 R)
• M27: 50,192,330 km (0.091 R)
• M28: 66,497,151 km (0.117 R)
• M29: 68,863,191 km (0.109 R)
• M30: 69,299,418 km (0.077 R)
• M31: 75,600,481 km (0.08 R)
• M32: 79,606,562 km (0.072 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 19,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit