🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.82 AU - 0.92 AU

Year: 283 Days

Day: 19.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.3

Radius: 13

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.39 AU - 7.99 AU

Year: 6026 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,687,462 km

• M1: 161,865 km (0.104 R)
• M2: 741,856 km (0.071 R)
• M3: 1,261,559 km (0.087 R)
• M4: 1,756,279 km (0.086 R)
• M5: 2,380,850 km (0.076 R)
• M6: 3,357,275 km (0.105 R)
• M7: 3,820,879 km (0.116 R)
• M8: 4,585,025 km (0.065 R)
• M9: 5,054,912 km (0.045 R)
• M10: 6,005,756 km (0.068 R)
• M11: 7,040,225 km (0.077 R)
• M12: 7,499,341 km (0.106 R)
• M13: 13,409,205 km (0.108 R)
• M14: 14,796,277 km (0.092 R)
• M15: 20,113,135 km (0.064 R)
• M16: 20,773,011 km (0.083 R)
• M17: 22,556,367 km (0.106 R)
• M18: 23,196,795 km (0.109 R)
• M19: 24,888,897 km (0.081 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834

Radius: 4.4

Gravity: 43.08 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 15.02 AU - 22.24 AU

Year: 28004 Days

Day: 15.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,687,462 km

• M1: 94,247 km (0.043 R)
• M2: 234,719 km (0.055 R)
• M3: 831,764 km (0.043 R)
• M4: 1,700,629 km (0.112 R)
• M5: 2,099,905 km (0.049 R)
• M6: 3,323,018 km (0.107 R)
• M7: 3,944,447 km (0.117 R)
• M8: 4,191,882 km (0.039 R)
• M9: 4,836,050 km (0.057 R)
• M10: 5,764,604 km (0.112 R)
• M11: 6,608,187 km (0.087 R)
• M12: 7,856,581 km (0.11 R)
• M13: 8,022,934 km (0.091 R)
• M14: 8,712,131 km (0.057 R)
• M15: 10,606,489 km (0.108 R)
• M16: 10,809,942 km (0.093 R)
• M17: 15,185,530 km (0.056 R)
• M18: 15,443,886 km (0.052 R)
• M19: 17,429,199 km (0.084 R)
• M20: 24,867,355 km (0.052 R)
• M21: 36,276,736 km (0.091 R)
• M22: 44,142,741 km (0.067 R)
• M23: 45,734,014 km (0.105 R)
• M24: 52,678,347 km (0.039 R)
• M25: 61,592,884 km (0.074 R)
• M26: 66,290,257 km (0.054 R)
• M27: 78,423,243 km (0.085 R)
• M28: 88,297,450 km (0.074 R)
• M29: 89,132,506 km (0.034 R)
• M30: 91,385,150 km (0.112 R)
• M31: 93,964,367 km (0.078 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 14,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit