🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.35 AU - 1.47 AU

Year: 612 Days

Day: 18.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,793,646 km

• M1: 58,792 km (0.076 R)
• M2: 666,608 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.31 AU - 1.51 AU

Year: 612 Days

Day: 31.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.83 AU - 4.39 AU

Year: 2505 Days

Day: 27.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.5

Radius: 13.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.59 AU - 7.99 AU

Year: 6462 Days

Day: 5.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,793,646 km

• M1: 162,912 km (0.04 R)
• M2: 622,626 km (0.046 R)
• M3: 1,395,898 km (0.072 R)
• M4: 1,872,367 km (0.097 R)
• M5: 2,424,981 km (0.118 R)
• M6: 2,858,965 km (0.116 R)
• M7: 3,663,053 km (0.033 R)
• M8: 4,263,240 km (0.052 R)
• M9: 4,848,168 km (0.083 R)
• M10: 5,632,210 km (0.04 R)
• M11: 7,102,309 km (0.026 R)
• M12: 7,560,826 km (0.097 R)
• M13: 11,158,804 km (0.088 R)
• M14: 13,408,457 km (0.047 R)
• M15: 14,276,723 km (0.08 R)
• M16: 22,100,841 km (0.086 R)
• M17: 24,091,690 km (0.084 R)
• M18: 24,969,081 km (0.111 R)
• M19: 26,872,116 km (0.096 R)
• M20: 29,227,534 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 7.6

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 13.63 AU - 14.45 AU

Year: 19215 Days

Day: 25 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,793,646 km

• M1: 142,417 km (0.113 R)
• M2: 440,566 km (0.06 R)
• M3: 677,230 km (0.109 R)
• M4: 936,333 km (0.103 R)
• M5: 1,506,002 km (0.063 R)
• M6: 1,798,316 km (0.109 R)
• M7: 2,128,479 km (0.06 R)
• M8: 3,476,655 km (0.091 R)
• M9: 3,902,410 km (0.109 R)
• M10: 4,523,840 km (0.096 R)
• M11: 7,823,969 km (0.049 R)
• M12: 8,306,871 km (0.072 R)
• M13: 8,912,443 km (0.084 R)
• M14: 9,601,341 km (0.056 R)
• M15: 11,694,215 km (0.09 R)
• M16: 22,822,950 km (0.067 R)
• M17: 25,027,574 km (0.082 R)
• M18: 27,370,277 km (0.117 R)
• M19: 28,594,735 km (0.063 R)
• M20: 39,173,848 km (0.06 R)
• M21: 41,158,264 km (0.086 R)
• M22: 45,326,060 km (0.117 R)
• M23: 47,670,558 km (0.103 R)
• M24: 51,420,678 km (0.084 R)
• M25: 53,281,675 km (0.095 R)
• M26: 54,315,546 km (0.041 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 12,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit