🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.8 AU - 1.24 AU

Year: 360 Days

Day: 25.5 Hours

Environment

Temp: 170 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.91 AU - 4.91 AU

Year: 3806 Days

Day: 29.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 8.8

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.38 AU - 7.86 AU

Year: 5959 Days

Day: 10.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 14,317,561 km

• M1: 109,506 km (0.052 R)
• M2: 387,758 km (0.086 R)
• M3: 1,511,686 km (0.112 R)
• M4: 1,935,198 km (0.079 R)
• M5: 2,436,351 km (0.119 R)
• M6: 3,348,000 km (0.032 R)
• M7: 4,268,476 km (0.07 R)
• M8: 5,983,915 km (0.08 R)
• M9: 7,296,187 km (0.072 R)
• M10: 10,116,406 km (0.119 R)
• M11: 17,466,150 km (0.114 R)
• M12: 22,019,161 km (0.116 R)
• M13: 23,407,429 km (0.103 R)
• M14: 24,689,633 km (0.042 R)
• M15: 25,765,391 km (0.112 R)
• M16: 31,906,683 km (0.101 R)
• M17: 33,281,786 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.9

Radius: 11.4

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.7 AU - 8.14 AU

Year: 6368 Days

Day: 9.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 14,317,561 km

• M1: 142,268 km (0.049 R)
• M2: 502,948 km (0.116 R)
• M3: 1,165,367 km (0.114 R)
• M4: 1,605,634 km (0.097 R)
• M5: 2,513,693 km (0.078 R)
• M6: 3,305,365 km (0.103 R)
• M7: 4,077,589 km (0.044 R)
• M8: 4,684,209 km (0.032 R)
• M9: 5,111,460 km (0.117 R)
• M10: 6,380,349 km (0.108 R)
• M11: 6,870,731 km (0.12 R)
• M12: 7,770,113 km (0.077 R)
• M13: 8,831,361 km (0.111 R)
• M14: 10,079,306 km (0.078 R)
• M15: 10,648,975 km (0.103 R)
• M16: 14,115,008 km (0.087 R)
• M17: 15,010,501 km (0.064 R)
• M18: 16,980,705 km (0.083 R)
• M19: 17,515,966 km (0.119 R)
• M20: 18,903,337 km (0.045 R)
• M21: 20,288,164 km (0.059 R)
• M22: 21,505,741 km (0.099 R)
• M23: 25,277,403 km (0.089 R)
• M24: 25,975,576 km (0.097 R)
• M25: 29,950,690 km (0.109 R)
• M26: 31,327,739 km (0.042 R)
• M27: 32,235,050 km (0.082 R)
• M28: 37,036,394 km (0.12 R)
• M29: 38,050,667 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.5

Radius: 12.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.47 AU - 8.11 AU

Year: 6886 Days

Day: 12.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 14,317,561 km

• M1: 160,070 km (0.118 R)
• M2: 572,810 km (0.119 R)
• M3: 1,676,543 km (0.116 R)
• M4: 11,401,303 km (0.052 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 17,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit