🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.72 AU - 0.9 AU

Year: 265 Days

Day: 44.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 18,127,207 km

• M1: 74,051 km (0.078 R)
• M2: 177,573 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.98 AU - 1.18 AU

Year: 408 Days

Day: 35.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 43 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.02 AU - 1.46 AU

Year: 502 Days

Day: 31.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.5

Radius: 8.3

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.02 AU - 8.6 AU

Year: 7183 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 18,127,207 km

• M1: 103,223 km (0.084 R)
• M2: 383,868 km (0.07 R)
• M3: 725,101 km (0.094 R)
• M4: 973,733 km (0.086 R)
• M5: 1,277,267 km (0.055 R)
• M6: 1,466,957 km (0.109 R)
• M7: 1,625,979 km (0.111 R)
• M8: 2,104,393 km (0.092 R)
• M9: 2,923,890 km (0.064 R)
• M10: 3,954,171 km (0.035 R)
• M11: 5,699,828 km (0.098 R)
• M12: 6,164,779 km (0.076 R)
• M13: 6,928,476 km (0.041 R)
• M14: 8,767,931 km (0.077 R)
• M15: 9,053,813 km (0.037 R)
• M16: 9,380,983 km (0.094 R)
• M17: 12,546,474 km (0.07 R)
• M18: 12,888,605 km (0.038 R)
• M19: 16,908,000 km (0.112 R)
• M20: 19,678,852 km (0.105 R)
• M21: 19,999,739 km (0.056 R)
• M22: 21,643,371 km (0.065 R)
• M23: 22,660,786 km (0.114 R)
• M24: 29,715,822 km (0.037 R)
• M25: 31,985,222 km (0.113 R)
• M26: 33,220,601 km (0.114 R)
• M27: 34,620,687 km (0.111 R)
• M28: 35,474,741 km (0.11 R)
• M29: 35,905,583 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.7

Radius: 13.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.91 AU - 11.59 AU

Year: 13714 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,127,207 km

• M1: 233,522 km (0.066 R)
• M2: 748,588 km (0.063 R)
• M3: 1,859,352 km (0.05 R)
• M4: 2,898,459 km (0.112 R)
• M5: 3,659,613 km (0.098 R)
• M6: 6,292,236 km (0.082 R)
• M7: 10,377,455 km (0.108 R)
• M8: 11,375,871 km (0.059 R)
• M9: 12,990,929 km (0.061 R)
• M10: 14,425,124 km (0.112 R)
• M11: 15,700,745 km (0.065 R)
• M12: 17,451,190 km (0.082 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 20,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit