🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.57 AU - 0.65 AU

Year: 172 Days

Day: 35.3 Hours

Environment

Temp: 163 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,296,539 km

• M1: 53,855 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.68 AU - 0.98 AU

Year: 273 Days

Day: 18.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.82 AU - 0.94 AU

Year: 299 Days

Day: 47.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.1 AU - 1.2 AU

Year: 446 Days

Day: 20.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.21 AU - 1.31 AU

Year: 512 Days

Day: 16.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,296,539 km

• M1: 147,204 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.24 AU - 1.98 AU

Year: 739 Days

Day: 47.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.74 AU - 2.7 AU

Year: 1196 Days

Day: 33.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 11.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.03 AU - 8.31 AU

Year: 6943 Days

Day: 10.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,296,539 km

• M1: 147,354 km (0.086 R)
• M2: 576,849 km (0.064 R)
• M3: 1,046,138 km (0.08 R)
• M4: 5,089,768 km (0.096 R)
• M5: 6,346,540 km (0.095 R)
• M6: 13,997,424 km (0.055 R)
• M7: 17,762,354 km (0.065 R)
• M8: 18,589,031 km (0.059 R)
• M9: 19,441,141 km (0.113 R)
• M10: 21,376,638 km (0.08 R)
• M11: 23,437,498 km (0.035 R)
• M12: 25,454,377 km (0.082 R)
• M13: 31,793,886 km (0.11 R)
• M14: 32,704,787 km (0.088 R)
• M15: 33,218,207 km (0.116 R)
• M16: 34,472,735 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.9

Radius: 4

Gravity: 32.06 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 19.31 AU - 19.47 AU

Year: 30879 Days

Day: 19.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,296,539 km

• M1: 54,454 km (0.068 R)
• M2: 261,946 km (0.087 R)
• M3: 1,615,657 km (0.048 R)
• M4: 1,947,315 km (0.062 R)
• M5: 3,837,784 km (0.096 R)
• M6: 5,648,965 km (0.119 R)
• M7: 7,181,296 km (0.06 R)
• M8: 8,511,969 km (0.114 R)
• M9: 8,970,188 km (0.091 R)
• M10: 9,566,036 km (0.069 R)
• M11: 11,103,004 km (0.093 R)
• M12: 12,649,846 km (0.079 R)
• M13: 12,797,200 km (0.038 R)
• M14: 13,474,579 km (0.104 R)
• M15: 14,254,882 km (0.1 R)
• M16: 14,656,103 km (0.045 R)
• M17: 15,313,736 km (0.057 R)
• M18: 16,864,916 km (0.082 R)
• M19: 20,885,209 km (0.112 R)
• M20: 23,225,817 km (0.097 R)
• M21: 24,802,878 km (0.097 R)
• M22: 26,691,102 km (0.088 R)
• M23: 27,300,265 km (0.083 R)
• M24: 31,690,364 km (0.096 R)
• M25: 32,926,641 km (0.115 R)
• M26: 36,528,509 km (0.101 R)
• M27: 45,877,329 km (0.097 R)
• M28: 67,747,041 km (0.094 R)
• M29: 70,484,982 km (0.039 R)
• M30: 84,501,554 km (0.05 R)
• M31: 87,137,768 km (0.106 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 11,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit