🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.88 AU - 1.42 AU

Year: 453 Days

Day: 43.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,734,861 km

• M1: 644,019 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.11 AU - 1.43 AU

Year: 525 Days

Day: 25.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 159.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.33 AU - 2.01 AU

Year: 792 Days

Day: 35.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,734,861 km

• M1: 113,246 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 10.6

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.78 AU - 9.24 AU

Year: 8322 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,734,861 km

• M1: 132,993 km (0.119 R)
• M2: 465,399 km (0.033 R)
• M3: 849,267 km (0.095 R)
• M4: 1,481,917 km (0.053 R)
• M5: 2,613,624 km (0.074 R)
• M6: 3,326,009 km (0.106 R)
• M7: 3,660,660 km (0.076 R)
• M8: 4,121,272 km (0.107 R)
• M9: 5,183,716 km (0.059 R)
• M10: 8,889,554 km (0.115 R)
• M11: 12,724,346 km (0.09 R)
• M12: 14,360,797 km (0.085 R)
• M13: 18,562,852 km (0.085 R)
• M14: 19,864,802 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.2

Radius: 13.2

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.9 AU - 13.1 AU

Year: 13393 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,734,861 km

• M1: 164,408 km (0.084 R)
• M2: 814,411 km (0.098 R)
• M3: 1,345,483 km (0.072 R)
• M4: 1,841,849 km (0.088 R)
• M5: 3,044,017 km (0.061 R)
• M6: 3,554,146 km (0.052 R)
• M7: 4,272,216 km (0.1 R)
• M8: 5,224,406 km (0.101 R)
• M9: 7,192,516 km (0.105 R)
• M10: 7,915,971 km (0.114 R)
• M11: 9,040,349 km (0.083 R)
• M12: 10,778,377 km (0.106 R)
• M13: 12,729,732 km (0.068 R)
• M14: 14,551,086 km (0.1 R)
• M15: 19,126,088 km (0.108 R)
• M16: 21,508,434 km (0.11 R)
• M17: 22,438,933 km (0.03 R)
• M18: 23,396,209 km (0.089 R)
• M19: 26,221,515 km (0.116 R)
• M20: 31,227,209 km (0.091 R)
• M21: 32,179,250 km (0.113 R)
• M22: 33,643,514 km (0.098 R)
• M23: 34,141,376 km (0.12 R)
• M24: 34,770,584 km (0.118 R)
• M25: 35,279,516 km (0.109 R)
• M26: 37,498,053 km (0.111 R)
• M27: 39,808,143 km (0.104 R)
• M28: 43,669,713 km (0.113 R)
• M29: 44,710,166 km (0.047 R)
• M30: 45,919,515 km (0.043 R)
• M31: 47,617,900 km (0.108 R)
• M32: 55,694,240 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.2

Radius: 7.2

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.66 AU - 15.36 AU

Year: 16243 Days

Day: 17.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 43,734,861 km

• M1: 94,396 km (0.051 R)
• M2: 375,042 km (0.113 R)
• M3: 622,327 km (0.071 R)
• M4: 1,178,532 km (0.085 R)
• M5: 1,523,206 km (0.05 R)
• M6: 2,125,935 km (0.054 R)
• M7: 3,591,246 km (0.056 R)
• M8: 4,352,251 km (0.094 R)
• M9: 4,719,364 km (0.119 R)
• M10: 5,945,767 km (0.046 R)
• M11: 6,482,824 km (0.083 R)
• M12: 7,606,154 km (0.053 R)
• M13: 8,853,800 km (0.063 R)
• M14: 10,348,433 km (0.071 R)
• M15: 12,460,605 km (0.09 R)
• M16: 13,687,756 km (0.108 R)
• M17: 14,186,067 km (0.106 R)
• M18: 14,696,495 km (0.093 R)
• M19: 15,068,395 km (0.12 R)
• M20: 17,433,537 km (0.103 R)
• M21: 17,850,467 km (0.116 R)
• M22: 19,141,197 km (0.081 R)
• M23: 19,495,595 km (0.036 R)
• M24: 21,239,307 km (0.099 R)
• M25: 25,779,004 km (0.027 R)
• M26: 29,964,902 km (0.094 R)
• M27: 31,907,431 km (0.079 R)
• M28: 33,163,155 km (0.065 R)
• M29: 33,546,275 km (0.068 R)
• M30: 36,854,333 km (0.083 R)
• M31: 37,128,097 km (0.097 R)
• M32: 40,373,623 km (0.106 R)
• M33: 41,693,525 km (0.076 R)
• M34: 42,439,121 km (0.074 R)
• M35: 51,748,297 km (0.087 R)
• M36: 54,183,002 km (0.065 R)
• M37: 62,914,133 km (0.03 R)
• M38: 67,101,078 km (0.077 R)
• M39: 67,919,228 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.9

Radius: 4.1

Gravity: 19.03 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.3 AU - 17.16 AU

Year: 19705 Days

Day: 21.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,734,861 km

• M1: 51,462 km (0.09 R)
• M2: 397,332 km (0.057 R)
• M3: 639,531 km (0.097 R)
• M4: 996,771 km (0.093 R)
• M5: 1,431,502 km (0.113 R)
• M6: 2,753,050 km (0.117 R)
• M7: 3,650,188 km (0.086 R)
• M8: 4,891,252 km (0.067 R)
• M9: 6,075,618 km (0.039 R)
• M10: 6,469,360 km (0.093 R)
• M11: 8,501,647 km (0.033 R)
• M12: 8,745,492 km (0.09 R)
• M13: 9,349,568 km (0.108 R)
• M14: 11,269,656 km (0.111 R)
• M15: 13,047,627 km (0.088 R)
• M16: 15,004,218 km (0.086 R)
• M17: 15,868,145 km (0.104 R)
• M18: 16,312,301 km (0.082 R)
• M19: 16,537,446 km (0.057 R)
• M20: 24,985,537 km (0.119 R)
• M21: 26,712,645 km (0.083 R)
• M22: 27,658,552 km (0.105 R)
• M23: 29,616,788 km (0.107 R)
• M24: 30,402,775 km (0.098 R)
• M25: 35,663,534 km (0.065 R)
• M26: 37,979,758 km (0.056 R)
• M27: 38,906,965 km (0.067 R)
• M28: 39,174,746 km (0.083 R)
• M29: 43,914,904 km (0.095 R)
• M30: 44,205,124 km (0.026 R)
• M31: 44,642,697 km (0.091 R)
• M32: 45,230,767 km (0.082 R)
• M33: 48,094,519 km (0.115 R)
• M34: 50,916,832 km (0.116 R)
• M35: 53,186,830 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.6

Radius: 4.6

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 14.02 AU - 14.54 AU

Year: 19809 Days

Day: 21.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,734,861 km

• M1: 57,446 km (0.116 R)
• M2: 242,947 km (0.06 R)
• M3: 491,279 km (0.098 R)
• M4: 2,915,962 km (0.086 R)
• M5: 3,529,911 km (0.066 R)
• M6: 4,117,532 km (0.087 R)
• M7: 5,484,258 km (0.117 R)
• M8: 6,413,710 km (0.068 R)
• M9: 7,166,636 km (0.117 R)
• M10: 8,231,473 km (0.119 R)
• M11: 8,491,325 km (0.054 R)
• M12: 8,801,591 km (0.098 R)
• M13: 9,119,187 km (0.07 R)
• M14: 12,443,850 km (0.06 R)
• M15: 14,910,569 km (0.057 R)
• M16: 18,410,112 km (0.072 R)
• M17: 18,705,718 km (0.105 R)
• M18: 20,075,286 km (0.084 R)
• M19: 21,592,059 km (0.094 R)
• M20: 21,756,018 km (0.032 R)
• M21: 28,522,629 km (0.113 R)
• M22: 34,402,274 km (0.072 R)
• M23: 35,076,362 km (0.117 R)
• M24: 41,166,192 km (0.085 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: 463 - 18,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit