🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.49 AU - 0.75 AU

Year: 184 Days

Day: 32.6 Hours

Environment

Temp: 155 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.26 AU - 1.52 AU

Year: 617 Days

Day: 46.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.42 AU - 1.62 AU

Year: 706 Days

Day: 33.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.5

Radius: 6.1

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.04 AU - 13.16 AU

Year: 15856 Days

Day: 21.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,697,484 km

• M1: 75,846 km (0.052 R)
• M2: 267,780 km (0.115 R)
• M3: 533,167 km (0.088 R)
• M4: 784,192 km (0.102 R)
• M5: 1,229,246 km (0.1 R)
• M6: 1,485,806 km (0.102 R)
• M7: 1,777,671 km (0.038 R)
• M8: 2,987,021 km (0.097 R)
• M9: 3,508,818 km (0.102 R)
• M10: 4,631,700 km (0.068 R)
• M11: 5,077,801 km (0.091 R)
• M12: 6,546,852 km (0.051 R)
• M13: 9,409,706 km (0.108 R)
• M14: 10,815,926 km (0.092 R)
• M15: 11,723,985 km (0.07 R)
• M16: 12,037,692 km (0.081 R)
• M17: 16,878,081 km (0.051 R)
• M18: 24,467,031 km (0.102 R)
• M19: 28,768,568 km (0.045 R)
• M20: 31,216,737 km (0.035 R)
• M21: 35,208,906 km (0.097 R)
• M22: 50,676,428 km (0.088 R)
• M23: 53,543,023 km (0.097 R)
• M24: 58,133,733 km (0.1 R)
• M25: 59,229,088 km (0.105 R)
• M26: 61,461,088 km (0.081 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: 219 - 13,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit