🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.84 AU - 1.1 AU

Year: 336 Days

Day: 40.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.86 AU - 1.92 AU

Year: 913 Days

Day: 17.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 145.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.21 AU - 6.11 AU

Year: 4120 Days

Day: 40.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,354,578 km

• M1: 73,901 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 14.2

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.39 AU - 9.79 AU

Year: 9632 Days

Day: 14 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 23,354,578 km

• M1: 182,509 km (0.072 R)
• M2: 291,117 km (0.037 R)
• M3: 560,693 km (0.062 R)
• M4: 710,889 km (0.098 R)
• M5: 1,092,364 km (0.043 R)
• M6: 1,482,964 km (0.114 R)
• M7: 1,577,360 km (0.06 R)
• M8: 2,551,990 km (0.113 R)
• M9: 2,766,663 km (0.028 R)
• M10: 3,004,524 km (0.04 R)
• M11: 3,249,415 km (0.098 R)
• M12: 3,428,334 km (0.078 R)
• M13: 4,313,355 km (0.086 R)
• M14: 4,852,955 km (0.105 R)
• M15: 5,224,855 km (0.062 R)
• M16: 5,670,358 km (0.116 R)
• M17: 6,350,729 km (0.059 R)
• M18: 6,964,529 km (0.087 R)
• M19: 7,384,300 km (0.12 R)
• M20: 8,150,990 km (0.09 R)
• M21: 8,494,466 km (0.07 R)
• M22: 9,195,781 km (0.056 R)
• M23: 9,785,795 km (0.097 R)
• M24: 10,547,398 km (0.076 R)
• M25: 11,766,621 km (0.078 R)
• M26: 12,155,126 km (0.069 R)
• M27: 12,407,199 km (0.044 R)
• M28: 12,604,369 km (0.096 R)
• M29: 14,160,336 km (0.103 R)
• M30: 14,455,193 km (0.092 R)
• M31: 14,543,905 km (0.105 R)
• M32: 15,472,609 km (0.044 R)
• M33: 17,042,040 km (0.107 R)
• M34: 17,292,915 km (0.078 R)
• M35: 19,082,405 km (0.078 R)
• M36: 19,277,780 km (0.085 R)
• M37: 19,900,406 km (0.054 R)
• M38: 21,401,322 km (0.057 R)
• M39: 22,869,475 km (0.092 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit