🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.4 AU - 0.66 AU

Year: 170 Days

Day: 23.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.59 AU - 0.85 AU

Year: 269 Days

Day: 30.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.83 AU - 0.97 AU

Year: 375 Days

Day: 46.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,698,665 km

• M1: 138,228 km (0.111 R)
• M2: 197,469 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.84 AU - 1.38 AU

Year: 514 Days

Day: 28 Hours

Environment

Temp: -64 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,698,665 km

• M1: 512,223 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.31 AU - 1.43 AU

Year: 705 Days

Day: 21.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.22 AU - 1.7 AU

Year: 776 Days

Day: 23.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 12.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.32 AU - 3.8 AU

Year: 2354 Days

Day: 14.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,698,665 km

• M1: 160,369 km (0.117 R)
• M2: 648,806 km (0.029 R)
• M3: 1,063,192 km (0.097 R)
• M4: 2,008,950 km (0.116 R)
• M5: 2,662,842 km (0.114 R)
• M6: 4,379,627 km (0.091 R)
• M7: 5,097,847 km (0.115 R)
• M8: 6,503,468 km (0.065 R)
• M9: 11,903,652 km (0.083 R)
• M10: 12,508,177 km (0.114 R)
• M11: 13,604,580 km (0.05 R)
• M12: 16,824,525 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871

Radius: 9.3

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.34 AU - 7.34 AU

Year: 7866 Days

Day: 14.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,698,665 km

• M1: 115,789 km (0.086 R)
• M2: 645,664 km (0.105 R)
• M3: 1,003,802 km (0.081 R)
• M4: 1,534,874 km (0.069 R)
• M5: 1,959,583 km (0.08 R)
• M6: 2,387,582 km (0.037 R)
• M7: 3,824,170 km (0.075 R)
• M8: 5,308,032 km (0.034 R)
• M9: 7,220,790 km (0.109 R)
• M10: 8,033,555 km (0.12 R)
• M11: 8,332,003 km (0.059 R)
• M12: 11,576,930 km (0.081 R)
• M13: 12,919,721 km (0.052 R)
• M14: 14,614,066 km (0.091 R)
• M15: 15,778,536 km (0.111 R)
• M16: 16,451,727 km (0.071 R)
• M17: 17,497,117 km (0.067 R)
• M18: 21,302,138 km (0.092 R)
• M19: 23,570,192 km (0.11 R)
• M20: 23,919,503 km (0.118 R)
• M21: 28,482,088 km (0.101 R)
• M22: 31,862,252 km (0.115 R)
• M23: 37,007,072 km (0.051 R)
• M24: 39,407,071 km (0.091 R)
• M25: 40,520,229 km (0.034 R)
• M26: 42,164,908 km (0.099 R)
• M27: 42,809,076 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 8.1

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.18 AU - 9.86 AU

Year: 11912 Days

Day: 6.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,698,665 km

• M1: 101,128 km (0.056 R)
• M2: 534,064 km (0.047 R)
• M3: 1,068,129 km (0.106 R)
• M4: 1,399,488 km (0.082 R)
• M5: 1,829,432 km (0.084 R)
• M6: 2,787,607 km (0.115 R)
• M7: 3,377,172 km (0.089 R)
• M8: 3,814,596 km (0.117 R)
• M9: 4,073,550 km (0.066 R)
• M10: 4,427,947 km (0.074 R)
• M11: 4,685,256 km (0.098 R)
• M12: 5,293,072 km (0.095 R)
• M13: 7,119,512 km (0.116 R)
• M14: 8,302,981 km (0.043 R)
• M15: 13,096,246 km (0.102 R)
• M16: 14,360,797 km (0.11 R)
• M17: 16,103,912 km (0.055 R)
• M18: 19,163,786 km (0.099 R)
• M19: 19,849,992 km (0.094 R)
• M20: 24,760,093 km (0.047 R)
• M21: 26,780,861 km (0.069 R)
• M22: 27,159,793 km (0.109 R)
• M23: 29,912,842 km (0.065 R)
• M24: 31,356,910 km (0.094 R)
• M25: 38,915,044 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 12,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit