🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.5 AU - 0.54 AU

Year: 144 Days

Day: 23.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.82 AU - 0.88 AU

Year: 300 Days

Day: 40.8 Hours

Environment

Temp: 39 °C

Axial Tilt: 49 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.93 AU - 1.17 AU

Year: 412 Days

Day: 36.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.95 AU - 1.23 AU

Year: 436 Days

Day: 21.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.9 AU - 2.78 AU

Year: 1371 Days

Day: 29.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.87 AU - 2.81 AU

Year: 1371 Days

Day: 17.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,391,981 km

• M1: 835,504 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.69 AU - 2.87 AU

Year: 1775 Days

Day: 44.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.39 AU - 3.19 AU

Year: 1784 Days

Day: 23.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.2

Radius: 12

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.33 AU - 6.99 AU

Year: 5156 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,391,981 km

• M1: 150,196 km (0.083 R)
• M2: 638,185 km (0.096 R)
• M3: 1,372,112 km (0.071 R)
• M4: 2,000,572 km (0.095 R)
• M5: 2,693,210 km (0.106 R)
• M6: 3,184,789 km (0.106 R)
• M7: 3,620,717 km (0.062 R)
• M8: 4,149,995 km (0.084 R)
• M9: 5,237,571 km (0.044 R)
• M10: 8,167,595 km (0.053 R)
• M11: 9,453,538 km (0.055 R)
• M12: 10,461,230 km (0.083 R)
• M13: 12,613,195 km (0.062 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit