🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.43 AU - 0.61 AU

Year: 141 Days

Day: 38.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,864,064 km

• M1: 35,006 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.73 AU - 1.13 AU

Year: 336 Days

Day: 38.3 Hours

Environment

Temp: 27 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.88 AU - 1.04 AU

Year: 352 Days

Day: 25.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.04 AU - 1.2 AU

Year: 444 Days

Day: 47.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,864,064 km

• M1: 30,069 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.17 AU - 1.49 AU

Year: 575 Days

Day: 14.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.76 AU - 4.68 AU

Year: 3249 Days

Day: 48 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,864,064 km

• M1: 58,792 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.26 AU - 4.32 AU

Year: 3330 Days

Day: 29.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,864,064 km

• M1: 848,669 km (0.063 R)

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.8

Radius: 10.4

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.32 AU - 6.62 AU

Year: 4794 Days

Day: 6.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,864,064 km

• M1: 129,402 km (0.07 R)
• M2: 467,194 km (0.081 R)
• M3: 1,288,337 km (0.066 R)
• M4: 2,367,386 km (0.083 R)
• M5: 2,832,187 km (0.064 R)
• M6: 3,451,073 km (0.074 R)
• M7: 3,905,252 km (0.109 R)
• M8: 4,266,382 km (0.113 R)
• M9: 5,205,108 km (0.115 R)
• M10: 6,023,259 km (0.107 R)
• M11: 6,419,693 km (0.117 R)
• M12: 7,814,245 km (0.118 R)
• M13: 8,355,639 km (0.103 R)
• M14: 9,363,331 km (0.088 R)
• M15: 13,012,621 km (0.096 R)
• M16: 14,067,137 km (0.088 R)
• M17: 17,801,997 km (0.092 R)
• M18: 18,680,585 km (0.07 R)
• M19: 19,282,118 km (0.063 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 14.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.37 AU - 6.77 AU

Year: 4926 Days

Day: 14.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,864,064 km

• M1: 185,053 km (0.09 R)
• M2: 670,198 km (0.108 R)
• M3: 1,739,674 km (0.091 R)
• M4: 2,225,418 km (0.113 R)
• M5: 4,830,814 km (0.073 R)
• M6: 5,508,044 km (0.098 R)
• M7: 6,215,792 km (0.035 R)
• M8: 6,845,599 km (0.094 R)
• M9: 8,790,072 km (0.112 R)
• M10: 9,671,652 km (0.086 R)
• M11: 10,985,121 km (0.109 R)
• M12: 12,261,041 km (0.116 R)
• M13: 13,094,002 km (0.089 R)
• M14: 13,909,012 km (0.092 R)
• M15: 14,699,936 km (0.053 R)
• M16: 15,283,068 km (0.095 R)
• M17: 16,309,908 km (0.104 R)
• M18: 17,125,815 km (0.065 R)
• M19: 18,703,324 km (0.119 R)
• M20: 20,232,962 km (0.102 R)
• M21: 21,545,235 km (0.117 R)
• M22: 23,225,369 km (0.056 R)
• M23: 24,419,908 km (0.118 R)
• M24: 26,673,001 km (0.092 R)
• M25: 30,167,607 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.7

Radius: 3.5

Gravity: 34.02 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.79 AU - 20.89 AU

Year: 27058 Days

Day: 20.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,864,064 km

• M1: 47,871 km (0.038 R)
• M2: 233,223 km (0.107 R)
• M3: 372,499 km (0.07 R)
• M4: 1,510,340 km (0.113 R)
• M5: 1,811,181 km (0.037 R)
• M6: 2,507,111 km (0.113 R)
• M7: 3,252,108 km (0.071 R)
• M8: 3,481,292 km (0.089 R)
• M9: 5,475,880 km (0.055 R)
• M10: 7,226,026 km (0.099 R)
• M11: 8,924,859 km (0.071 R)
• M12: 9,259,959 km (0.07 R)
• M13: 9,955,290 km (0.112 R)
• M14: 15,904,647 km (0.104 R)
• M15: 18,022,355 km (0.072 R)
• M16: 22,294,571 km (0.115 R)
• M17: 28,254,251 km (0.083 R)
• M18: 32,113,128 km (0.115 R)
• M19: 35,608,781 km (0.08 R)
• M20: 36,591,340 km (0.066 R)
• M21: 36,733,308 km (0.097 R)
• M22: 41,161,106 km (0.108 R)
• M23: 43,027,340 km (0.072 R)
• M24: 46,427,849 km (0.061 R)
• M25: 47,599,948 km (0.095 R)
• M26: 50,528,326 km (0.074 R)
• M27: 51,768,343 km (0.064 R)
• M28: 52,305,848 km (0.103 R)
• M29: 55,985,058 km (0.105 R)
• M30: 58,273,307 km (0.112 R)
• M31: 65,301,864 km (0.055 R)
• M32: 66,772,262 km (0.026 R)
• M33: 72,426,762 km (0.065 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 13,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit