🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.63 AU - 0.63 AU

Year: 184 Days

Day: 17 Hours

Environment

Temp: 151 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,460,633 km

• M1: 82,728 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.91 AU - 1.11 AU

Year: 373 Days

Day: 20.8 Hours

Environment

Temp: 38 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 13.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.65 AU - 6.73 AU

Year: 4982 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,460,633 km

• M1: 168,298 km (0.072 R)
• M2: 919,877 km (0.097 R)
• M3: 1,647,671 km (0.094 R)
• M4: 3,053,741 km (0.055 R)
• M5: 4,373,195 km (0.109 R)
• M6: 4,953,335 km (0.041 R)
• M7: 5,584,339 km (0.087 R)
• M8: 7,100,813 km (0.05 R)
• M9: 7,608,697 km (0.112 R)
• M10: 9,279,855 km (0.106 R)
• M11: 10,122,839 km (0.098 R)
• M12: 10,563,106 km (0.118 R)
• M13: 11,698,553 km (0.105 R)
• M14: 14,461,028 km (0.073 R)
• M15: 16,128,595 km (0.115 R)
• M16: 22,099,046 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54

Radius: 4.3

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.43 AU - 16.45 AU

Year: 20143 Days

Day: 24.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,460,633 km

• M1: 53,556 km (0.094 R)
• M2: 205,847 km (0.119 R)
• M3: 343,776 km (0.109 R)
• M4: 635,342 km (0.112 R)
• M5: 876,644 km (0.119 R)
• M6: 1,208,302 km (0.054 R)
• M7: 2,495,592 km (0.114 R)
• M8: 3,095,778 km (0.09 R)
• M9: 4,369,305 km (0.025 R)
• M10: 5,293,221 km (0.076 R)
• M11: 6,405,930 km (0.104 R)
• M12: 8,393,637 km (0.103 R)
• M13: 13,531,576 km (0.052 R)
• M14: 13,805,041 km (0.091 R)
• M15: 16,998,956 km (0.117 R)
• M16: 22,053,269 km (0.09 R)
• M17: 25,537,703 km (0.061 R)
• M18: 29,646,408 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.4

Radius: 6.8

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 13.51 AU - 19.23 AU

Year: 24313 Days

Day: 21 Hours

Environment

Temp: -202 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,460,633 km

• M1: 146,905 km (0.111 R)
• M2: 591,061 km (0.049 R)
• M3: 968,646 km (0.114 R)
• M4: 1,298,659 km (0.063 R)
• M5: 2,994,800 km (0.084 R)
• M6: 3,400,360 km (0.107 R)
• M7: 4,383,517 km (0.115 R)
• M8: 4,640,227 km (0.066 R)
• M9: 5,883,086 km (0.083 R)
• M10: 6,235,538 km (0.085 R)
• M11: 9,162,271 km (0.104 R)
• M12: 13,223,704 km (0.089 R)
• M13: 22,315,514 km (0.071 R)
• M14: 32,261,230 km (0.079 R)
• M15: 33,603,422 km (0.073 R)
• M16: 35,365,086 km (0.045 R)
• M17: 42,158,924 km (0.12 R)
• M18: 54,413,084 km (0.09 R)
• M19: 55,789,983 km (0.047 R)
• M20: 57,543,419 km (0.038 R)
• M21: 60,424,824 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 20,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit