🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.74 AU - 0.9 AU

Year: 260 Days

Day: 35.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.58 AU - 1.78 AU

Year: 762 Days

Day: 23.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.13 AU - 5.61 AU

Year: 4353 Days

Day: 21.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,842,119 km

• M1: 1,991,896 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 12.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.63 AU - 8.69 AU

Year: 8916 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,842,119 km

• M1: 225,145 km (0.099 R)
• M2: 654,640 km (0.117 R)
• M3: 1,148,014 km (0.094 R)
• M4: 1,705,117 km (0.12 R)
• M5: 2,806,755 km (0.117 R)
• M6: 3,567,460 km (0.052 R)
• M7: 4,512,321 km (0.093 R)
• M8: 9,498,717 km (0.106 R)
• M9: 10,106,832 km (0.044 R)
• M10: 11,401,003 km (0.063 R)
• M11: 12,907,454 km (0.058 R)
• M12: 13,817,757 km (0.098 R)
• M13: 21,651,749 km (0.108 R)
• M14: 27,616,515 km (0.115 R)
• M15: 29,490,228 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.2

Radius: 10.5

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.82 AU - 9.84 AU

Year: 10782 Days

Day: 7.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,842,119 km

• M1: 130,599 km (0.056 R)
• M2: 521,498 km (0.112 R)
• M3: 1,237,474 km (0.073 R)
• M4: 1,902,735 km (0.082 R)
• M5: 3,132,430 km (0.113 R)
• M6: 3,714,964 km (0.037 R)
• M7: 8,106,858 km (0.098 R)
• M8: 8,521,244 km (0.119 R)
• M9: 11,741,787 km (0.081 R)
• M10: 13,240,608 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.2

Radius: 3.4

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 12.28 AU - 16.18 AU

Year: 18780 Days

Day: 19.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,842,119 km

• M1: 43,832 km (0.065 R)
• M2: 298,448 km (0.103 R)
• M3: 605,871 km (0.102 R)
• M4: 892,800 km (0.102 R)
• M5: 3,825,966 km (0.081 R)
• M6: 4,244,989 km (0.06 R)
• M7: 6,021,913 km (0.075 R)
• M8: 8,240,150 km (0.098 R)
• M9: 10,198,386 km (0.111 R)
• M10: 12,005,080 km (0.117 R)
• M11: 12,783,736 km (0.117 R)
• M12: 13,595,604 km (0.065 R)
• M13: 15,257,188 km (0.059 R)
• M14: 19,802,270 km (0.03 R)
• M15: 20,808,166 km (0.096 R)
• M16: 24,640,714 km (0.117 R)
• M17: 32,591,243 km (0.099 R)
• M18: 37,024,127 km (0.097 R)
• M19: 38,428,402 km (0.025 R)
• M20: 39,143,629 km (0.069 R)
• M21: 41,591,798 km (0.109 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 17,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit