🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.49 AU - 0.71 AU

Year: 173 Days

Day: 31.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,855,238 km

• M1: 241,152 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.58 AU - 2 AU

Year: 893 Days

Day: 35.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.75 AU - 2.29 AU

Year: 1070 Days

Day: 43.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,855,238 km

• M1: 346,169 km (0.1 R)
• M2: 394,340 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.92 AU - 3.08 AU

Year: 1474 Days

Day: 30.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.67 AU - 3.13 AU

Year: 1841 Days

Day: 32.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.83 AU - 4.63 AU

Year: 2685 Days

Day: 19.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,855,238 km

• M1: 2,102,448 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 14.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.43 AU - 9.91 AU

Year: 10352 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,855,238 km

• M1: 182,958 km (0.117 R)
• M2: 1,071,719 km (0.112 R)
• M3: 2,752,152 km (0.093 R)
• M4: 5,020,804 km (0.066 R)
• M5: 5,933,500 km (0.062 R)
• M6: 10,139,295 km (0.096 R)
• M7: 11,028,953 km (0.104 R)
• M8: 12,295,449 km (0.041 R)
• M9: 15,116,715 km (0.054 R)
• M10: 15,819,676 km (0.04 R)
• M11: 17,359,935 km (0.077 R)
• M12: 18,706,167 km (0.07 R)
• M13: 21,766,341 km (0.047 R)
• M14: 22,912,111 km (0.098 R)
• M15: 24,618,274 km (0.099 R)
• M16: 31,670,916 km (0.083 R)
• M17: 32,295,787 km (0.062 R)
• M18: 35,210,252 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122

Radius: 12.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.23 AU - 10.79 AU

Year: 10933 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,855,238 km

• M1: 151,842 km (0.112 R)
• M2: 550,221 km (0.088 R)
• M3: 935,884 km (0.119 R)
• M4: 1,789,041 km (0.113 R)
• M5: 2,728,665 km (0.113 R)
• M6: 3,126,296 km (0.081 R)
• M7: 4,913,991 km (0.08 R)
• M8: 6,709,315 km (0.078 R)
• M9: 8,907,057 km (0.049 R)
• M10: 9,503,953 km (0.096 R)
• M11: 11,923,249 km (0.118 R)
• M12: 14,081,498 km (0.09 R)
• M13: 15,848,398 km (0.119 R)
• M14: 16,606,860 km (0.116 R)
• M15: 17,511,777 km (0.045 R)
• M16: 18,769,297 km (0.12 R)
• M17: 19,288,850 km (0.054 R)
• M18: 20,767,176 km (0.068 R)
• M19: 24,252,956 km (0.094 R)
• M20: 25,181,810 km (0.029 R)
• M21: 26,456,982 km (0.119 R)
• M22: 27,358,309 km (0.062 R)
• M23: 28,110,936 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.1

Radius: 4.9

Gravity: 21.7 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 14.73 AU - 15.93 AU

Year: 22375 Days

Day: 21.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,855,238 km

• M1: 61,036 km (0.094 R)
• M2: 367,263 km (0.032 R)
• M3: 857,345 km (0.103 R)
• M4: 1,187,957 km (0.097 R)
• M5: 1,633,459 km (0.075 R)
• M6: 2,246,212 km (0.067 R)
• M7: 2,466,121 km (0.086 R)
• M8: 3,407,092 km (0.034 R)
• M9: 5,721,819 km (0.072 R)
• M10: 11,386,193 km (0.079 R)
• M11: 12,504,886 km (0.104 R)
• M12: 15,422,044 km (0.081 R)
• M13: 15,578,823 km (0.108 R)
• M14: 17,121,476 km (0.093 R)
• M15: 19,667,782 km (0.073 R)
• M16: 24,738,551 km (0.1 R)
• M17: 25,715,425 km (0.091 R)
• M18: 33,941,662 km (0.053 R)
• M19: 36,937,509 km (0.09 R)
• M20: 41,300,083 km (0.095 R)
• M21: 45,994,015 km (0.111 R)
• M22: 46,809,323 km (0.091 R)
• M23: 50,511,721 km (0.09 R)
• M24: 60,806,299 km (0.083 R)
• M25: 61,197,796 km (0.116 R)
• M26: 74,855,184 km (0.067 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 17,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit