🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.78 AU - 0.86 AU

Year: 263 Days

Day: 41.9 Hours

Environment

Temp: 109 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.23 AU - 1.33 AU

Year: 514 Days

Day: 42.7 Hours

Environment

Temp: -2 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.6 AU - 3.1 AU

Year: 1707 Days

Day: 15.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,568,646 km

• M1: 479,312 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.37 AU - 3.77 AU

Year: 1908 Days

Day: 26.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.67 AU - 5.07 AU

Year: 3241 Days

Day: 34.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176

Radius: 6.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.08 AU - 14.18 AU

Year: 17852 Days

Day: 20.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,568,646 km

• M1: 92,451 km (0.113 R)
• M2: 718,967 km (0.114 R)
• M3: 1,088,325 km (0.086 R)
• M4: 1,523,954 km (0.092 R)
• M5: 2,190,262 km (0.103 R)
• M6: 2,885,145 km (0.089 R)
• M7: 8,461,106 km (0.078 R)
• M8: 10,546,650 km (0.099 R)
• M9: 10,959,540 km (0.1 R)
• M10: 20,518,246 km (0.096 R)
• M11: 20,918,869 km (0.112 R)
• M12: 30,069,172 km (0.097 R)
• M13: 32,388,238 km (0.062 R)
• M14: 33,480,751 km (0.066 R)
• M15: 40,556,581 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.1

Radius: 6.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 17.44 AU - 22.7 AU

Year: 31898 Days

Day: 23.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,568,646 km

• M1: 89,908 km (0.091 R)
• M2: 366,515 km (0.089 R)
• M3: 909,705 km (0.03 R)
• M4: 1,670,709 km (0.108 R)
• M5: 2,092,874 km (0.088 R)
• M6: 2,607,042 km (0.102 R)
• M7: 2,844,903 km (0.095 R)
• M8: 3,884,458 km (0.072 R)
• M9: 5,728,551 km (0.12 R)
• M10: 6,299,267 km (0.079 R)
• M11: 6,952,112 km (0.065 R)
• M12: 9,020,004 km (0.068 R)
• M13: 15,218,442 km (0.099 R)
• M14: 17,704,758 km (0.073 R)
• M15: 24,920,163 km (0.063 R)
• M16: 28,817,337 km (0.04 R)
• M17: 33,617,634 km (0.099 R)
• M18: 35,195,293 km (0.119 R)
• M19: 37,374,934 km (0.063 R)
• M20: 49,970,775 km (0.114 R)
• M21: 58,891,446 km (0.118 R)
• M22: 64,322,447 km (0.093 R)
• M23: 67,570,965 km (0.063 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 13,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit