🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.4 AU - 0.62 AU

Year: 131 Days

Day: 19.9 Hours

Environment

Temp: 227 °C

Axial Tilt: 146.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.39 AU - 3.81 AU

Year: 1964 Days

Day: 18.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.5

Radius: 13.1

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.09 AU - 9.15 AU

Year: 9912 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,244,960 km

• M1: 162,912 km (0.072 R)
• M2: 579,991 km (0.115 R)
• M3: 1,118,094 km (0.09 R)
• M4: 1,732,493 km (0.082 R)
• M5: 2,627,836 km (0.099 R)
• M6: 3,398,864 km (0.098 R)
• M7: 5,324,039 km (0.068 R)
• M8: 7,716,557 km (0.103 R)
• M9: 8,343,223 km (0.095 R)
• M10: 9,003,697 km (0.085 R)
• M11: 9,852,217 km (0.038 R)
• M12: 11,651,131 km (0.102 R)
• M13: 12,416,773 km (0.101 R)
• M14: 14,179,784 km (0.086 R)
• M15: 15,052,837 km (0.097 R)
• M16: 15,467,672 km (0.118 R)
• M17: 18,042,102 km (0.054 R)
• M18: 19,635,169 km (0.119 R)
• M19: 21,493,923 km (0.061 R)
• M20: 25,656,633 km (0.089 R)
• M21: 28,396,668 km (0.084 R)
• M22: 29,567,122 km (0.073 R)
• M23: 30,769,290 km (0.07 R)
• M24: 31,214,493 km (0.087 R)
• M25: 32,922,303 km (0.097 R)
• M26: 37,907,502 km (0.033 R)
• M27: 39,195,540 km (0.094 R)
• M28: 39,718,833 km (0.063 R)
• M29: 48,589,089 km (0.055 R)
• M30: 49,649,439 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.1

Radius: 7.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 14.49 AU - 20.51 AU

Year: 26347 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,244,960 km

• M1: 98,286 km (0.104 R)
• M2: 470,485 km (0.105 R)
• M3: 909,405 km (0.072 R)
• M4: 2,173,657 km (0.115 R)
• M5: 2,450,413 km (0.08 R)
• M6: 3,180,900 km (0.108 R)
• M7: 5,954,594 km (0.096 R)
• M8: 13,151,598 km (0.119 R)
• M9: 14,296,321 km (0.092 R)
• M10: 16,457,411 km (0.09 R)
• M11: 22,394,951 km (0.104 R)
• M12: 23,403,689 km (0.086 R)
• M13: 24,337,180 km (0.044 R)
• M14: 25,620,131 km (0.101 R)
• M15: 27,286,502 km (0.057 R)
• M16: 36,712,963 km (0.102 R)
• M17: 44,388,231 km (0.105 R)
• M18: 47,275,919 km (0.096 R)
• M19: 51,144,670 km (0.119 R)
• M20: 55,583,687 km (0.109 R)
• M21: 68,522,706 km (0.102 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 18,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit