🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.55 AU - 0.75 AU

Year: 192 Days

Day: 22.8 Hours

Environment

Temp: 215 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.62 AU - 0.78 AU

Year: 215 Days

Day: 12.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.67 AU - 0.85 AU

Year: 243 Days

Day: 30.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.99 AU - 1.21 AU

Year: 424 Days

Day: 28.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 96,124,944 km

• M1: 29,920 km (0.026 R)
• M2: 96,341 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.86 AU - 2.26 AU

Year: 1085 Days

Day: 43.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.34 AU - 5.16 AU

Year: 3216 Days

Day: 46.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 141.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 16.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.9

Radius: 4.5

Gravity: 48.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.23 AU - 17.03 AU

Year: 23781 Days

Day: 20.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,124,944 km

• M1: 55,950 km (0.057 R)
• M2: 325,226 km (0.096 R)
• M3: 1,107,024 km (0.106 R)
• M4: 1,521,261 km (0.069 R)
• M5: 1,925,923 km (0.029 R)
• M6: 2,119,951 km (0.04 R)
• M7: 3,116,273 km (0.09 R)
• M8: 6,067,091 km (0.105 R)
• M9: 7,173,517 km (0.087 R)
• M10: 8,183,901 km (0.104 R)
• M11: 8,636,285 km (0.06 R)
• M12: 8,868,760 km (0.071 R)
• M13: 9,165,114 km (0.097 R)
• M14: 10,157,995 km (0.086 R)
• M15: 10,351,873 km (0.098 R)
• M16: 12,064,619 km (0.115 R)
• M17: 25,954,782 km (0.117 R)
• M18: 26,560,803 km (0.105 R)
• M19: 31,478,534 km (0.091 R)
• M20: 33,290,912 km (0.094 R)
• M21: 34,585,532 km (0.09 R)
• M22: 34,877,846 km (0.039 R)
• M23: 36,213,157 km (0.052 R)
• M24: 37,122,113 km (0.083 R)
• M25: 39,460,777 km (0.059 R)
• M26: 40,910,231 km (0.086 R)
• M27: 41,565,619 km (0.099 R)
• M28: 43,234,682 km (0.079 R)
• M29: 76,584,386 km (0.075 R)
• M30: 78,582,714 km (0.101 R)
• M31: 91,308,257 km (0.08 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 14,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit