🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.22 AU - 1.3 AU

Year: 507 Days

Day: 28.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 45.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.09 AU - 2.15 AU

Year: 1106 Days

Day: 32.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,500,116 km

• M1: 53,257 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.2

Radius: 14.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.68 AU - 12.2 AU

Year: 12960 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,500,116 km

• M1: 185,352 km (0.11 R)
• M2: 2,054,128 km (0.083 R)
• M3: 3,349,048 km (0.099 R)
• M4: 4,357,038 km (0.103 R)
• M5: 4,972,932 km (0.085 R)
• M6: 6,444,527 km (0.075 R)
• M7: 7,745,280 km (0.072 R)
• M8: 9,800,605 km (0.048 R)
• M9: 10,278,421 km (0.098 R)
• M10: 11,903,503 km (0.09 R)
• M11: 12,803,184 km (0.116 R)
• M12: 13,322,438 km (0.102 R)
• M13: 17,423,664 km (0.103 R)
• M14: 19,048,895 km (0.059 R)
• M15: 19,864,054 km (0.096 R)
• M16: 20,560,881 km (0.029 R)
• M17: 23,053,331 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.2

Radius: 4.5

Gravity: 34.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.24 AU - 13.7 AU

Year: 17706 Days

Day: 15.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,500,116 km

• M1: 56,249 km (0.111 R)
• M2: 207,193 km (0.117 R)
• M3: 516,561 km (0.077 R)
• M4: 785,838 km (0.096 R)
• M5: 1,251,685 km (0.078 R)
• M6: 1,703,920 km (0.112 R)
• M7: 2,054,577 km (0.112 R)
• M8: 2,257,731 km (0.103 R)
• M9: 4,397,429 km (0.112 R)
• M10: 5,274,971 km (0.109 R)
• M11: 6,518,129 km (0.092 R)
• M12: 7,701,298 km (0.114 R)
• M13: 7,846,558 km (0.096 R)
• M14: 8,703,903 km (0.118 R)
• M15: 9,182,317 km (0.034 R)
• M16: 12,360,973 km (0.095 R)
• M17: 12,626,958 km (0.104 R)
• M18: 14,671,362 km (0.038 R)
• M19: 17,503,100 km (0.077 R)
• M20: 18,958,688 km (0.083 R)
• M21: 19,223,626 km (0.106 R)
• M22: 26,789,687 km (0.097 R)
• M23: 28,370,787 km (0.081 R)
• M24: 35,317,963 km (0.05 R)
• M25: 39,467,808 km (0.098 R)
• M26: 39,755,485 km (0.082 R)
• M27: 50,220,753 km (0.108 R)
• M28: 50,728,040 km (0.111 R)
• M29: 52,443,628 km (0.112 R)
• M30: 57,268,309 km (0.057 R)
• M31: 57,821,971 km (0.094 R)
• M32: 60,835,321 km (0.105 R)
• M33: 62,966,492 km (0.092 R)
• M34: 69,868,040 km (0.051 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 19,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit