🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.39 AU - 0.63 AU

Year: 130 Days

Day: 17.8 Hours

Environment

Temp: 267 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.57 AU - 0.59 AU

Year: 157 Days

Day: 16.8 Hours

Environment

Temp: 242 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.85 AU - 0.97 AU

Year: 309 Days

Day: 39 Hours

Environment

Temp: 106 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.4 AU - 1.54 AU

Year: 635 Days

Day: 38 Hours

Environment

Temp: -10 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,518,947 km

• M1: 1,295,966 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.2 AU - 2.26 AU

Year: 1187 Days

Day: 12.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.15 AU - 4.15 AU

Year: 3013 Days

Day: 35.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,518,947 km

• M1: 3,419,059 km (0.078 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.37 AU - 4.99 AU

Year: 3046 Days

Day: 13.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.6

Radius: 7.3

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.99 AU - 13.79 AU

Year: 16496 Days

Day: 15.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,518,947 km

• M1: 95,593 km (0.067 R)
• M2: 449,093 km (0.05 R)
• M3: 1,808,489 km (0.049 R)
• M4: 3,431,775 km (0.105 R)
• M5: 6,812,687 km (0.117 R)
• M6: 9,215,079 km (0.046 R)
• M7: 9,823,195 km (0.071 R)
• M8: 16,713,822 km (0.114 R)
• M9: 17,869,316 km (0.053 R)
• M10: 18,209,053 km (0.026 R)
• M11: 22,138,091 km (0.119 R)
• M12: 23,327,843 km (0.117 R)
• M13: 23,733,702 km (0.119 R)
• M14: 27,827,747 km (0.115 R)
• M15: 28,055,435 km (0.046 R)
• M16: 31,129,223 km (0.117 R)
• M17: 31,869,283 km (0.052 R)
• M18: 32,494,752 km (0.064 R)
• M19: 36,830,397 km (0.093 R)
• M20: 38,922,673 km (0.101 R)
• M21: 42,734,726 km (0.055 R)
• M22: 51,432,945 km (0.093 R)
• M23: 61,432,515 km (0.081 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 18,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit