🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.77 AU - 0.83 AU

Year: 265 Days

Day: 36.1 Hours

Environment

Temp: 90 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,804,879 km

• M1: 426,354 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.87 AU - 2.93 AU

Year: 1379 Days

Day: 45.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.3 AU - 2.76 AU

Year: 1492 Days

Day: 26.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.3

Radius: 5.7

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 15.37 AU - 19.53 AU

Year: 27033 Days

Day: 20.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,804,879 km

• M1: 70,909 km (0.084 R)
• M2: 362,775 km (0.033 R)
• M3: 650,452 km (0.117 R)
• M4: 876,494 km (0.117 R)
• M5: 1,260,063 km (0.117 R)
• M6: 2,125,636 km (0.116 R)
• M7: 2,605,546 km (0.083 R)
• M8: 2,982,533 km (0.113 R)
• M9: 3,213,811 km (0.114 R)
• M10: 3,647,346 km (0.086 R)
• M11: 3,980,351 km (0.106 R)
• M12: 5,224,855 km (0.102 R)
• M13: 5,518,815 km (0.087 R)
• M14: 6,048,541 km (0.06 R)
• M15: 6,905,887 km (0.03 R)
• M16: 9,583,988 km (0.12 R)
• M17: 15,632,080 km (0.034 R)
• M18: 16,778,897 km (0.076 R)
• M19: 20,245,678 km (0.096 R)
• M20: 25,213,824 km (0.111 R)
• M21: 25,451,834 km (0.102 R)
• M22: 43,826,043 km (0.088 R)
• M23: 44,516,138 km (0.119 R)
• M24: 46,272,566 km (0.112 R)
• M25: 54,155,626 km (0.083 R)
• M26: 56,562,057 km (0.114 R)
• M27: 57,585,456 km (0.114 R)
• M28: 63,545,436 km (0.074 R)
• M29: 64,873,865 km (0.093 R)
• M30: 66,447,036 km (0.117 R)
• M31: 68,970,303 km (0.091 R)
• M32: 78,683,842 km (0.116 R)
• M33: 85,195,688 km (0.114 R)
• M34: 87,352,889 km (0.112 R)
• M35: 97,511,931 km (0.03 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 18,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit