🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.9 AU - 2.22 AU

Year: 1291 Days

Day: 34.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,324,399 km

• M1: 100,829 km (0.097 R)
• M2: 175,179 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.15 AU - 2.49 AU

Year: 1543 Days

Day: 28.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,324,399 km

• M1: 81,680 km (0.077 R)
• M2: 830,717 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.1

Radius: 8.6

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.69 AU - 2.77 AU

Year: 1969 Days

Day: 12.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,324,399 km

• M1: 107,262 km (0.093 R)
• M2: 520,900 km (0.101 R)
• M3: 811,568 km (0.106 R)
• M4: 1,094,907 km (0.096 R)
• M5: 1,792,930 km (0.105 R)
• M6: 2,065,647 km (0.118 R)
• M7: 2,413,163 km (0.106 R)
• M8: 2,865,697 km (0.042 R)
• M9: 3,183,742 km (0.111 R)
• M10: 3,618,324 km (0.119 R)
• M11: 4,460,560 km (0.025 R)
• M12: 5,284,545 km (0.114 R)
• M13: 5,679,334 km (0.054 R)
• M14: 6,505,114 km (0.057 R)
• M15: 7,181,446 km (0.072 R)
• M16: 7,536,741 km (0.039 R)
• M17: 8,173,280 km (0.104 R)
• M18: 8,617,137 km (0.111 R)
• M19: 9,283,445 km (0.104 R)
• M20: 9,859,397 km (0.106 R)
• M21: 10,394,658 km (0.039 R)
• M22: 10,882,796 km (0.096 R)
• M23: 11,626,597 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.9

Radius: 3.7

Gravity: 56.82 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.42 AU - 15.2 AU

Year: 18855 Days

Day: 20 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,324,399 km

• M1: 51,312 km (0.078 R)
• M2: 229,483 km (0.113 R)
• M3: 388,655 km (0.09 R)
• M4: 513,420 km (0.094 R)
• M5: 732,431 km (0.108 R)
• M6: 1,811,780 km (0.11 R)
• M7: 2,004,312 km (0.032 R)
• M8: 3,017,688 km (0.117 R)
• M9: 8,481,750 km (0.064 R)
• M10: 8,910,648 km (0.092 R)
• M11: 9,928,212 km (0.106 R)
• M12: 15,553,242 km (0.093 R)
• M13: 15,791,850 km (0.045 R)
• M14: 20,514,206 km (0.112 R)
• M15: 21,678,078 km (0.092 R)
• M16: 31,969,215 km (0.067 R)
• M17: 46,396,284 km (0.082 R)
• M18: 53,638,915 km (0.104 R)
• M19: 57,527,263 km (0.111 R)
• M20: 58,288,566 km (0.11 R)
• M21: 61,006,012 km (0.071 R)
• M22: 66,066,758 km (0.075 R)
• M23: 66,483,239 km (0.114 R)
• M24: 68,592,269 km (0.095 R)
• M25: 72,279,109 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 10,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit