🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.78 AU - 0.92 AU

Year: 288 Days

Day: 38.9 Hours

Environment

Temp: 96 °C

Axial Tilt: 150.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.76 AU - 2.78 AU

Year: 1255 Days

Day: 37.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 12.9

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.79 AU - 14.29 AU

Year: 14391 Days

Day: 10 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,364,817 km

• M1: 162,314 km (0.058 R)
• M2: 814,860 km (0.119 R)
• M3: 1,882,988 km (0.106 R)
• M4: 2,556,478 km (0.066 R)
• M5: 7,102,309 km (0.099 R)
• M6: 9,352,859 km (0.106 R)
• M7: 9,887,222 km (0.073 R)
• M8: 11,613,582 km (0.029 R)
• M9: 14,497,530 km (0.066 R)
• M10: 18,320,054 km (0.092 R)
• M11: 19,500,232 km (0.065 R)
• M12: 23,055,575 km (0.098 R)
• M13: 26,068,775 km (0.062 R)
• M14: 32,379,562 km (0.07 R)
• M15: 33,480,602 km (0.115 R)
• M16: 38,135,788 km (0.047 R)
• M17: 47,602,641 km (0.053 R)
• M18: 52,289,841 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.4

Radius: 12.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.54 AU - 13.22 AU

Year: 15031 Days

Day: 13 Hours

Environment

Temp: -187 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,364,817 km

• M1: 155,432 km (0.046 R)
• M2: 2,014,635 km (0.117 R)
• M3: 5,563,844 km (0.119 R)
• M4: 6,369,578 km (0.103 R)
• M5: 8,249,126 km (0.105 R)
• M6: 9,297,208 km (0.072 R)
• M7: 10,858,861 km (0.087 R)
• M8: 16,076,086 km (0.042 R)
• M9: 17,768,038 km (0.104 R)
• M10: 18,563,749 km (0.042 R)
• M11: 21,094,347 km (0.111 R)
• M12: 23,773,346 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.8

Radius: 5.1

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 13.74 AU - 22.42 AU

Year: 28221 Days

Day: 24.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,364,817 km

• M1: 63,429 km (0.097 R)
• M2: 291,267 km (0.119 R)
• M3: 479,461 km (0.118 R)
• M4: 932,593 km (0.109 R)
• M5: 1,419,983 km (0.08 R)
• M6: 1,598,902 km (0.088 R)
• M7: 2,682,739 km (0.094 R)
• M8: 3,804,274 km (0.075 R)
• M9: 4,554,806 km (0.044 R)
• M10: 8,607,712 km (0.068 R)
• M11: 13,607,273 km (0.107 R)
• M12: 20,633,286 km (0.075 R)
• M13: 21,406,857 km (0.065 R)
• M14: 21,900,231 km (0.117 R)
• M15: 22,199,726 km (0.092 R)
• M16: 25,020,244 km (0.104 R)
• M17: 25,347,714 km (0.113 R)
• M18: 31,108,129 km (0.081 R)
• M19: 32,640,909 km (0.099 R)
• M20: 37,114,484 km (0.038 R)
• M21: 40,914,270 km (0.112 R)
• M22: 61,239,235 km (0.086 R)
• M23: 63,843,584 km (0.098 R)
• M24: 64,864,590 km (0.086 R)
• M25: 69,486,565 km (0.078 R)
• M26: 73,427,572 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 15,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit