🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.73 AU - 0.97 AU

Year: 298 Days

Day: 17.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,817,321 km

• M1: 297,401 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.21 AU - 1.61 AU

Year: 638 Days

Day: 39.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.61 AU - 2.03 AU

Year: 935 Days

Day: 16.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.13 AU - 3.45 AU

Year: 1775 Days

Day: 24.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,817,321 km

• M1: 271,819 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.34 AU - 3.24 AU

Year: 1775 Days

Day: 37.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.7

Radius: 13.9

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.64 AU - 6 AU

Year: 4030 Days

Day: 7.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,817,321 km

• M1: 172,935 km (0.106 R)
• M2: 608,265 km (0.1 R)
• M3: 2,212,403 km (0.094 R)
• M4: 2,870,185 km (0.112 R)
• M5: 4,056,945 km (0.063 R)
• M6: 5,024,095 km (0.109 R)
• M7: 5,713,591 km (0.063 R)
• M8: 6,316,022 km (0.043 R)
• M9: 6,992,204 km (0.05 R)
• M10: 7,514,151 km (0.12 R)
• M11: 10,110,722 km (0.059 R)
• M12: 13,504,499 km (0.076 R)
• M13: 18,810,586 km (0.097 R)
• M14: 24,687,239 km (0.112 R)
• M15: 25,670,845 km (0.026 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.5

Radius: 8.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.41 AU - 10.05 AU

Year: 9822 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 119.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,817,321 km

• M1: 104,419 km (0.116 R)
• M2: 645,066 km (0.052 R)
• M3: 1,042,248 km (0.109 R)
• M4: 1,870,572 km (0.066 R)
• M5: 2,305,154 km (0.091 R)
• M6: 2,619,160 km (0.098 R)
• M7: 3,001,532 km (0.054 R)
• M8: 3,599,175 km (0.091 R)
• M9: 3,878,624 km (0.099 R)
• M10: 4,507,833 km (0.098 R)
• M11: 6,195,745 km (0.084 R)
• M12: 6,598,762 km (0.039 R)
• M13: 7,054,886 km (0.04 R)
• M14: 9,351,213 km (0.104 R)
• M15: 10,063,299 km (0.094 R)
• M16: 11,645,745 km (0.116 R)
• M17: 12,417,072 km (0.117 R)
• M18: 13,222,208 km (0.037 R)
• M19: 14,349,278 km (0.098 R)
• M20: 15,970,620 km (0.052 R)
• M21: 17,247,737 km (0.081 R)
• M22: 18,799,216 km (0.093 R)
• M23: 20,441,651 km (0.089 R)
• M24: 21,486,892 km (0.068 R)
• M25: 22,099,944 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.7

Radius: 4.3

Gravity: 36.98 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 12.72 AU - 17.46 AU

Year: 22322 Days

Day: 17.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,817,321 km

• M1: 53,706 km (0.108 R)
• M2: 191,186 km (0.098 R)
• M3: 401,072 km (0.113 R)
• M4: 571,165 km (0.027 R)
• M5: 768,185 km (0.094 R)
• M6: 972,386 km (0.051 R)
• M7: 2,633,521 km (0.104 R)
• M8: 3,210,670 km (0.094 R)
• M9: 3,773,606 km (0.041 R)
• M10: 7,908,641 km (0.11 R)
• M11: 8,434,478 km (0.079 R)
• M12: 9,095,850 km (0.056 R)
• M13: 9,614,206 km (0.042 R)
• M14: 11,417,908 km (0.084 R)
• M15: 12,020,638 km (0.108 R)
• M16: 12,644,311 km (0.112 R)
• M17: 13,955,836 km (0.119 R)
• M18: 16,089,251 km (0.108 R)
• M19: 18,249,594 km (0.114 R)
• M20: 19,072,382 km (0.069 R)
• M21: 20,498,349 km (0.095 R)
• M22: 28,582,020 km (0.043 R)
• M23: 28,825,864 km (0.109 R)
• M24: 32,651,830 km (0.085 R)
• M25: 35,382,140 km (0.118 R)
• M26: 39,605,587 km (0.087 R)
• M27: 43,025,096 km (0.074 R)
• M28: 44,153,064 km (0.12 R)
• M29: 50,800,295 km (0.067 R)
• M30: 56,728,410 km (0.063 R)
• M31: 66,887,302 km (0.076 R)
• M32: 68,835,815 km (0.079 R)
• M33: 72,167,060 km (0.087 R)
• M34: 77,008,945 km (0.089 R)
• M35: 78,908,987 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 17,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit