🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.71 AU - 0.83 AU

Year: 251 Days

Day: 20.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.81 AU - 1.07 AU

Year: 338 Days

Day: 25.3 Hours

Environment

Temp: 33 °C

Axial Tilt: 131.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.76 AU - 1.26 AU

Year: 376 Days

Day: 23.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.14 AU - 1.16 AU

Year: 457 Days

Day: 32.8 Hours

Environment

Temp: -10 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.2 AU - 1.46 AU

Year: 569 Days

Day: 22.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.94 AU - 2.24 AU

Year: 1121 Days

Day: 27.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,933,432 km

• M1: 62,233 km (0.049 R)
• M2: 655,239 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.1

Radius: 3.9

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.25 AU - 20.39 AU

Year: 25583 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,933,432 km

• M1: 48,769 km (0.093 R)
• M2: 337,343 km (0.074 R)
• M3: 547,528 km (0.06 R)
• M4: 942,018 km (0.075 R)
• M5: 1,322,296 km (0.118 R)
• M6: 2,378,606 km (0.059 R)
• M7: 3,075,882 km (0.116 R)
• M8: 4,069,361 km (0.085 R)
• M9: 7,196,406 km (0.052 R)
• M10: 7,757,098 km (0.043 R)
• M11: 13,394,395 km (0.087 R)
• M12: 13,715,731 km (0.12 R)
• M13: 14,107,977 km (0.092 R)
• M14: 20,924,553 km (0.07 R)
• M15: 24,553,050 km (0.116 R)
• M16: 25,325,723 km (0.072 R)
• M17: 28,791,307 km (0.06 R)
• M18: 33,140,566 km (0.116 R)
• M19: 45,956,915 km (0.117 R)
• M20: 50,919,974 km (0.041 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 20,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit