🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.52 AU - 0.76 AU

Year: 185 Days

Day: 16.8 Hours

Environment

Temp: 176 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 109,870,230 km

• M1: 35,006 km (0.093 R)
• M2: 224,546 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.77 AU - 0.81 AU

Year: 254 Days

Day: 15.3 Hours

Environment

Temp: 125 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.9 AU - 1.14 AU

Year: 373 Days

Day: 12.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 109,870,230 km

• M1: 635,791 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.91 AU - 1.43 AU

Year: 458 Days

Day: 12.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.14 AU - 4.26 AU

Year: 2574 Days

Day: 15 Hours

Environment

Temp: -122 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,870,230 km

• M1: 655,687 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.89 AU - 5.25 AU

Year: 3533 Days

Day: 14.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 8.4

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.92 AU - 6.52 AU

Year: 4313 Days

Day: 11.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,870,230 km

• M1: 104,569 km (0.115 R)
• M2: 417,528 km (0.069 R)
• M3: 820,993 km (0.083 R)
• M4: 1,417,739 km (0.07 R)
• M5: 1,907,522 km (0.033 R)
• M6: 2,373,819 km (0.057 R)
• M7: 3,105,502 km (0.092 R)
• M8: 5,312,819 km (0.088 R)
• M9: 5,629,218 km (0.073 R)
• M10: 6,111,971 km (0.067 R)
• M11: 6,955,104 km (0.069 R)
• M12: 7,511,309 km (0.114 R)
• M13: 7,836,834 km (0.106 R)
• M14: 8,323,925 km (0.12 R)
• M15: 9,153,146 km (0.105 R)
• M16: 9,906,820 km (0.087 R)
• M17: 11,585,308 km (0.088 R)
• M18: 12,821,435 km (0.117 R)
• M19: 16,322,923 km (0.069 R)
• M20: 17,055,504 km (0.092 R)
• M21: 18,389,767 km (0.039 R)
• M22: 19,384,443 km (0.109 R)
• M23: 21,698,573 km (0.091 R)
• M24: 25,142,465 km (0.074 R)
• M25: 27,888,185 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.8

Radius: 14.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.52 AU - 15.56 AU

Year: 16060 Days

Day: 5.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 109,870,230 km

• M1: 179,069 km (0.105 R)
• M2: 771,775 km (0.092 R)
• M3: 1,449,753 km (0.102 R)
• M4: 3,077,378 km (0.094 R)
• M5: 3,525,573 km (0.083 R)
• M6: 4,585,624 km (0.087 R)
• M7: 5,078,249 km (0.116 R)
• M8: 5,640,438 km (0.079 R)
• M9: 9,150,303 km (0.1 R)
• M10: 10,765,512 km (0.115 R)
• M11: 11,754,054 km (0.088 R)
• M12: 15,286,210 km (0.058 R)
• M13: 16,749,426 km (0.111 R)
• M14: 21,444,107 km (0.106 R)
• M15: 24,000,435 km (0.092 R)
• M16: 34,372,355 km (0.057 R)
• M17: 36,998,545 km (0.119 R)
• M18: 38,360,484 km (0.044 R)
• M19: 40,271,298 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460

Radius: 6.9

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.83 AU - 18.11 AU

Year: 20947 Days

Day: 19.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 109,870,230 km

• M1: 86,318 km (0.105 R)
• M2: 366,964 km (0.077 R)
• M3: 618,587 km (0.078 R)
• M4: 899,233 km (0.097 R)
• M5: 1,421,778 km (0.048 R)
• M6: 2,230,953 km (0.045 R)
• M7: 2,507,709 km (0.111 R)
• M8: 3,534,100 km (0.103 R)
• M9: 4,002,491 km (0.116 R)
• M10: 5,466,755 km (0.095 R)
• M11: 6,853,677 km (0.087 R)
• M12: 7,120,859 km (0.076 R)
• M13: 7,676,016 km (0.058 R)
• M14: 10,131,067 km (0.119 R)
• M15: 12,268,372 km (0.095 R)
• M16: 12,863,023 km (0.062 R)
• M17: 13,615,800 km (0.113 R)
• M18: 19,460,738 km (0.055 R)
• M19: 20,269,165 km (0.09 R)
• M20: 20,543,528 km (0.029 R)
• M21: 20,913,334 km (0.112 R)
• M22: 21,193,381 km (0.03 R)
• M23: 22,436,689 km (0.114 R)
• M24: 25,383,767 km (0.069 R)
• M25: 26,894,855 km (0.092 R)
• M26: 29,388,950 km (0.088 R)
• M27: 29,858,389 km (0.083 R)
• M28: 31,296,772 km (0.093 R)
• M29: 33,412,834 km (0.049 R)
• M30: 35,357,457 km (0.108 R)
• M31: 42,234,620 km (0.119 R)
• M32: 47,176,437 km (0.091 R)
• M33: 56,006,002 km (0.118 R)
• M34: 57,455,306 km (0.069 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.1

Radius: 6

Gravity: 26.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 17.23 AU - 20.15 AU

Year: 29222 Days

Day: 15.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 109,870,230 km

• M1: 76,744 km (0.084 R)
• M2: 1,227,899 km (0.113 R)
• M3: 1,650,065 km (0.113 R)
• M4: 2,117,857 km (0.113 R)
• M5: 5,154,694 km (0.111 R)
• M6: 5,726,756 km (0.087 R)
• M7: 7,422,448 km (0.111 R)
• M8: 10,692,209 km (0.064 R)
• M9: 11,693,617 km (0.056 R)
• M10: 12,912,989 km (0.079 R)
• M11: 15,691,620 km (0.077 R)
• M12: 17,363,526 km (0.085 R)
• M13: 18,143,379 km (0.098 R)
• M14: 18,541,908 km (0.062 R)
• M15: 20,947,741 km (0.114 R)
• M16: 31,640,398 km (0.103 R)
• M17: 37,573,300 km (0.076 R)
• M18: 47,327,231 km (0.083 R)
• M19: 50,395,483 km (0.026 R)
• M20: 54,002,887 km (0.108 R)
• M21: 54,827,171 km (0.114 R)
• M22: 55,450,994 km (0.104 R)
• M23: 60,170,508 km (0.035 R)
• M24: 62,627,653 km (0.111 R)
• M25: 67,502,898 km (0.106 R)
• M26: 69,667,429 km (0.068 R)
• M27: 75,665,107 km (0.104 R)
• M28: 78,262,425 km (0.064 R)
• M29: 80,382,676 km (0.064 R)
• M30: 81,457,088 km (0.078 R)
• M31: 81,997,734 km (0.114 R)
• M32: 88,389,453 km (0.118 R)
• M33: 93,026,538 km (0.084 R)
• M34: 94,508,156 km (0.11 R)
• M35: 97,823,095 km (0.032 R)
• M36: 104,365,309 km (0.108 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 11,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit