🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.6 AU

Year: 127 Days

Day: 38.5 Hours

Environment

Temp: 227 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.5 AU - 0.72 AU

Year: 166 Days

Day: 35.5 Hours

Environment

Temp: 241 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.88 AU - 0.92 AU

Year: 297 Days

Day: 23.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,937,218 km

• M1: 183,856 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.25 AU - 1.49 AU

Year: 558 Days

Day: 21.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.02 AU - 4.56 AU

Year: 2570 Days

Day: 12.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.69 AU - 5.09 AU

Year: 3766 Days

Day: 25.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,937,218 km

• M1: 188,643 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131

Radius: 8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 13.71 AU - 14.77 AU

Year: 18714 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,937,218 km

• M1: 99,483 km (0.076 R)
• M2: 663,467 km (0.101 R)
• M3: 1,067,979 km (0.08 R)
• M4: 2,658,354 km (0.073 R)
• M5: 3,590,947 km (0.099 R)
• M6: 5,143,175 km (0.112 R)
• M7: 5,519,713 km (0.072 R)
• M8: 6,050,336 km (0.108 R)
• M9: 7,725,832 km (0.045 R)
• M10: 9,227,047 km (0.112 R)
• M11: 10,412,161 km (0.059 R)
• M12: 11,642,305 km (0.118 R)
• M13: 14,511,442 km (0.056 R)
• M14: 19,801,373 km (0.088 R)
• M15: 24,369,344 km (0.049 R)
• M16: 25,163,559 km (0.047 R)
• M17: 25,702,560 km (0.04 R)
• M18: 27,554,881 km (0.081 R)
• M19: 28,416,714 km (0.079 R)
• M20: 28,707,981 km (0.095 R)
• M21: 36,310,994 km (0.069 R)
• M22: 40,817,779 km (0.098 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 12,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit