🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 36.7 Hours

Environment

Temp: 185 °C

Axial Tilt: 63.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.1 AU - 1.72 AU

Year: 597 Days

Day: 45.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.87 AU - 2.23 AU

Year: 1046 Days

Day: 27.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.9

Radius: 10.2

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.18 AU - 8.32 AU

Year: 7690 Days

Day: 5.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,192,197 km

• M1: 127,158 km (0.109 R)
• M2: 626,965 km (0.035 R)
• M3: 1,198,877 km (0.114 R)
• M4: 1,588,729 km (0.079 R)
• M5: 4,857,892 km (0.084 R)
• M6: 7,607,201 km (0.091 R)
• M7: 8,409,495 km (0.086 R)
• M8: 10,612,922 km (0.09 R)
• M9: 11,055,881 km (0.064 R)
• M10: 12,567,867 km (0.08 R)
• M11: 13,803,695 km (0.103 R)
• M12: 18,204,714 km (0.052 R)
• M13: 22,724,365 km (0.099 R)
• M14: 23,877,466 km (0.108 R)
• M15: 25,416,678 km (0.089 R)
• M16: 27,386,433 km (0.065 R)
• M17: 34,116,094 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 13.1

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.6 AU - 8.08 AU

Year: 7825 Days

Day: 10.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,192,197 km

• M1: 162,912 km (0.11 R)
• M2: 1,225,057 km (0.067 R)
• M3: 1,849,478 km (0.086 R)
• M4: 2,357,064 km (0.105 R)
• M5: 3,192,867 km (0.062 R)
• M6: 3,838,532 km (0.088 R)
• M7: 4,316,347 km (0.061 R)
• M8: 5,024,693 km (0.091 R)
• M9: 5,658,091 km (0.117 R)
• M10: 6,344,296 km (0.058 R)
• M11: 7,050,398 km (0.068 R)
• M12: 7,958,756 km (0.104 R)
• M13: 9,444,562 km (0.109 R)
• M14: 11,250,957 km (0.059 R)
• M15: 13,820,300 km (0.053 R)
• M16: 15,008,107 km (0.074 R)
• M17: 16,079,378 km (0.105 R)
• M18: 17,977,326 km (0.045 R)
• M19: 18,912,462 km (0.113 R)
• M20: 19,530,451 km (0.105 R)
• M21: 23,212,802 km (0.068 R)
• M22: 23,762,874 km (0.106 R)
• M23: 25,299,842 km (0.077 R)
• M24: 25,714,976 km (0.119 R)
• M25: 26,304,093 km (0.058 R)
• M26: 27,334,673 km (0.111 R)
• M27: 28,302,870 km (0.06 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 13,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit