🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.5

Radius: 13.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.15 AU - 1.53 AU

Year: 1052 Days

Day: 12.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,510,881 km

• M1: 171,888 km (0.07 R)
• M2: 603,478 km (0.079 R)
• M3: 1,046,437 km (0.067 R)
• M4: 1,645,277 km (0.051 R)
• M5: 2,852,831 km (0.079 R)
• M6: 3,303,719 km (0.112 R)
• M7: 4,569,317 km (0.108 R)
• M8: 5,690,105 km (0.068 R)
• M9: 7,499,940 km (0.075 R)
• M10: 8,139,022 km (0.119 R)
• M11: 8,948,197 km (0.059 R)
• M12: 9,554,517 km (0.111 R)

Planet 2 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.1

Radius: 7.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.7 AU - 10.26 AU

Year: 18252 Days

Day: 20.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 142.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,510,881 km

• M1: 92,003 km (0.09 R)
• M2: 360,680 km (0.118 R)
• M3: 740,210 km (0.094 R)
• M4: 1,029,233 km (0.062 R)
• M5: 2,365,890 km (0.108 R)
• M6: 2,612,278 km (0.072 R)
• M7: 3,157,113 km (0.067 R)
• M8: 4,620,480 km (0.085 R)
• M9: 4,928,502 km (0.089 R)
• M10: 5,788,390 km (0.072 R)
• M11: 6,744,470 km (0.106 R)
• M12: 7,345,854 km (0.051 R)
• M13: 9,528,188 km (0.04 R)
• M14: 9,985,957 km (0.061 R)
• M15: 11,447,827 km (0.113 R)
• M16: 11,775,447 km (0.065 R)
• M17: 13,979,622 km (0.095 R)
• M18: 14,900,247 km (0.084 R)
• M19: 15,178,649 km (0.056 R)
• M20: 16,092,692 km (0.072 R)
• M21: 24,227,375 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363

Radius: 4.5

Gravity: 17.93 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.4 AU - 10.6 AU

Year: 21448 Days

Day: 17 Hours

Environment

Temp: -233 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,510,881 km

• M1: 58,493 km (0.096 R)
• M2: 378,183 km (0.093 R)
• M3: 969,394 km (0.114 R)
• M4: 1,644,230 km (0.085 R)
• M5: 2,702,785 km (0.113 R)
• M6: 3,139,012 km (0.072 R)
• M7: 4,212,078 km (0.119 R)
• M8: 4,596,544 km (0.094 R)
• M9: 5,144,970 km (0.12 R)
• M10: 6,008,150 km (0.102 R)
• M11: 6,747,911 km (0.072 R)
• M12: 12,373,539 km (0.067 R)
• M13: 13,496,570 km (0.116 R)
• M14: 13,701,669 km (0.094 R)
• M15: 15,195,404 km (0.114 R)
• M16: 16,019,688 km (0.103 R)
• M17: 16,715,916 km (0.107 R)
• M18: 18,085,635 km (0.069 R)
• M19: 18,335,014 km (0.061 R)
• M20: 19,010,897 km (0.083 R)
• M21: 21,046,326 km (0.108 R)
• M22: 22,258,817 km (0.07 R)
• M23: 35,205,764 km (0.065 R)
• M24: 37,986,490 km (0.077 R)
• M25: 43,087,777 km (0.077 R)
• M26: 45,955,718 km (0.089 R)
• M27: 50,082,674 km (0.113 R)
• M28: 53,250,260 km (0.114 R)
• M29: 57,977,253 km (0.045 R)
• M30: 63,357,690 km (0.072 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: 519 - 14,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit