🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.71 AU - 0.99 AU

Year: 288 Days

Day: 43.9 Hours

Environment

Temp: 101 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.96 AU - 1.38 AU

Year: 465 Days

Day: 33.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.67 AU - 2.43 AU

Year: 1077 Days

Day: 21.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.9 AU - 3.28 AU

Year: 1994 Days

Day: 22.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.28 AU - 3.88 AU

Year: 2487 Days

Day: 44.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.2

Radius: 15

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.56 AU - 4.94 AU

Year: 3800 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,208,633 km

• M1: 186,549 km (0.114 R)
• M2: 707,748 km (0.106 R)
• M3: 1,179,430 km (0.111 R)
• M4: 1,798,166 km (0.092 R)
• M5: 2,333,128 km (0.114 R)
• M6: 3,011,106 km (0.085 R)
• M7: 4,497,810 km (0.038 R)
• M8: 5,584,189 km (0.107 R)
• M9: 6,431,811 km (0.067 R)
• M10: 7,000,283 km (0.083 R)
• M11: 7,533,599 km (0.104 R)
• M12: 9,064,285 km (0.109 R)
• M13: 11,923,249 km (0.1 R)
• M14: 14,047,838 km (0.069 R)
• M15: 15,282,918 km (0.105 R)
• M16: 20,013,652 km (0.045 R)
• M17: 20,615,783 km (0.043 R)
• M18: 24,790,910 km (0.119 R)
• M19: 26,035,116 km (0.081 R)
• M20: 26,833,819 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.3

Radius: 14.2

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.55 AU - 6.69 AU

Year: 4891 Days

Day: 7.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,208,633 km

• M1: 191,485 km (0.077 R)
• M2: 655,388 km (0.085 R)
• M3: 1,305,541 km (0.087 R)
• M4: 2,321,161 km (0.087 R)
• M5: 2,821,865 km (0.097 R)
• M6: 3,832,697 km (0.071 R)
• M7: 5,259,861 km (0.085 R)
• M8: 7,104,104 km (0.108 R)
• M9: 7,671,977 km (0.082 R)
• M10: 10,555,476 km (0.099 R)
• M11: 12,113,837 km (0.025 R)
• M12: 13,014,267 km (0.096 R)
• M13: 16,391,289 km (0.106 R)
• M14: 18,364,934 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 14,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit