🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.49 AU - 0.81 AU

Year: 344 Days

Day: 20.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,207,021 km

• M1: 453,431 km (0.11 R)
• M2: 652,247 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.9

Radius: 9.2

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.73 AU - 0.83 AU

Year: 452 Days

Day: 10.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 58,207,021 km

• M1: 114,742 km (0.075 R)
• M2: 405,261 km (0.047 R)
• M3: 1,050,775 km (0.053 R)
• M4: 1,780,364 km (0.054 R)
• M5: 2,764,120 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.6

Radius: 11.6

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.8 AU - 1.22 AU

Year: 666 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,207,021 km

• M1: 144,212 km (0.093 R)
• M2: 544,237 km (0.095 R)
• M3: 938,427 km (0.115 R)
• M4: 1,517,820 km (0.054 R)
• M5: 1,948,512 km (0.087 R)
• M6: 3,247,770 km (0.083 R)
• M7: 4,252,170 km (0.095 R)
• M8: 4,619,582 km (0.105 R)
• M9: 5,555,018 km (0.078 R)
• M10: 6,402,190 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 9.2

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.31 AU - 1.63 AU

Year: 1169 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,207,021 km

• M1: 114,592 km (0.089 R)
• M2: 470,037 km (0.113 R)
• M3: 780,153 km (0.116 R)
• M4: 1,755,980 km (0.092 R)
• M5: 2,253,094 km (0.085 R)
• M6: 2,822,313 km (0.114 R)
• M7: 3,396,320 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585

Radius: 9.2

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.73 AU - 1.85 AU

Year: 1571 Days

Day: 8.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,207,021 km

• M1: 115,041 km (0.046 R)
• M2: 691,741 km (0.088 R)
• M3: 1,012,478 km (0.051 R)
• M4: 1,334,712 km (0.059 R)
• M5: 2,181,287 km (0.085 R)
• M6: 3,620,268 km (0.082 R)
• M7: 4,169,293 km (0.101 R)
• M8: 4,772,920 km (0.047 R)
• M9: 5,563,994 km (0.059 R)
• M10: 6,439,889 km (0.074 R)
• M11: 6,809,994 km (0.089 R)
• M12: 7,142,102 km (0.114 R)
• M13: 8,938,323 km (0.048 R)
• M14: 9,430,650 km (0.074 R)
• M15: 11,086,698 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 10.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.15 AU - 4.45 AU

Year: 5849 Days

Day: 8.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,207,021 km

• M1: 134,638 km (0.103 R)
• M2: 451,337 km (0.116 R)
• M3: 792,869 km (0.091 R)
• M4: 1,627,026 km (0.086 R)
• M5: 1,988,455 km (0.096 R)
• M6: 2,660,748 km (0.102 R)
• M7: 3,477,851 km (0.053 R)
• M8: 3,899,268 km (0.111 R)
• M9: 4,719,364 km (0.063 R)
• M10: 6,541,915 km (0.069 R)
• M11: 8,478,310 km (0.066 R)
• M12: 8,888,058 km (0.076 R)
• M13: 10,338,260 km (0.083 R)
• M14: 11,477,448 km (0.079 R)
• M15: 13,960,324 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.5

Radius: 7.4

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.58 AU - 6.28 AU

Year: 9473 Days

Day: 23.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,207,021 km

• M1: 93,947 km (0.058 R)
• M2: 329,415 km (0.029 R)
• M3: 754,871 km (0.082 R)
• M4: 1,726,509 km (0.099 R)
• M5: 2,827,849 km (0.101 R)
• M6: 3,198,402 km (0.106 R)
• M7: 3,675,470 km (0.111 R)
• M8: 4,337,590 km (0.078 R)
• M9: 4,741,654 km (0.111 R)
• M10: 5,558,608 km (0.114 R)
• M11: 6,035,676 km (0.095 R)
• M12: 6,429,417 km (0.11 R)
• M13: 6,726,369 km (0.112 R)
• M14: 8,307,768 km (0.072 R)
• M15: 9,023,145 km (0.1 R)
• M16: 11,201,739 km (0.088 R)
• M17: 13,708,550 km (0.096 R)
• M18: 14,642,340 km (0.042 R)
• M19: 15,885,050 km (0.073 R)
• M20: 17,196,724 km (0.056 R)
• M21: 17,697,578 km (0.09 R)
• M22: 18,504,359 km (0.099 R)
• M23: 19,721,338 km (0.105 R)
• M24: 24,222,588 km (0.084 R)
• M25: 25,956,427 km (0.101 R)
• M26: 26,710,550 km (0.109 R)
• M27: 28,859,972 km (0.116 R)
• M28: 31,227,508 km (0.069 R)
• M29: 34,846,131 km (0.075 R)
• M30: 36,579,671 km (0.103 R)
• M31: 38,491,383 km (0.09 R)
• M32: 39,225,160 km (0.113 R)
• M33: 40,343,105 km (0.064 R)
• M34: 44,624,446 km (0.027 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930

Radius: 4.4

Gravity: 48.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.98 AU - 9.42 AU

Year: 14017 Days

Day: 17.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 58,207,021 km

• M1: 54,753 km (0.082 R)
• M2: 274,362 km (0.089 R)
• M3: 517,459 km (0.08 R)
• M4: 733,478 km (0.09 R)
• M5: 961,466 km (0.104 R)
• M6: 1,376,600 km (0.108 R)
• M7: 1,641,388 km (0.053 R)
• M8: 2,210,907 km (0.115 R)
• M9: 2,463,428 km (0.098 R)
• M10: 3,419,059 km (0.099 R)
• M11: 4,148,199 km (0.087 R)
• M12: 5,829,231 km (0.11 R)
• M13: 6,270,096 km (0.039 R)
• M14: 6,604,596 km (0.053 R)
• M15: 6,819,569 km (0.102 R)
• M16: 7,868,998 km (0.066 R)
• M17: 8,061,979 km (0.104 R)
• M18: 8,407,251 km (0.072 R)
• M19: 8,969,589 km (0.046 R)
• M20: 9,233,330 km (0.111 R)
• M21: 9,393,998 km (0.103 R)
• M22: 10,513,589 km (0.111 R)
• M23: 15,732,011 km (0.048 R)
• M24: 17,142,121 km (0.092 R)
• M25: 18,464,416 km (0.092 R)
• M26: 22,837,013 km (0.055 R)
• M27: 28,867,901 km (0.106 R)
• M28: 33,934,781 km (0.059 R)
• M29: 35,615,513 km (0.104 R)
• M30: 35,878,955 km (0.082 R)
• M31: 41,861,374 km (0.089 R)
• M32: 48,475,395 km (0.065 R)
• M33: 52,794,285 km (0.105 R)
• M34: 54,347,111 km (0.059 R)
• M35: 57,362,556 km (0.078 R)
• M36: 57,724,582 km (0.096 R)
• M37: 60,862,847 km (0.086 R)
• M38: 61,050,891 km (0.088 R)
• M39: 64,502,712 km (0.079 R)
• M40: 66,276,345 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.5

Radius: 7.5

Gravity: 13.91 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.16 AU - 8.92 AU

Year: 14955 Days

Day: 21.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,207,021 km

• M1: 93,499 km (0.119 R)
• M2: 398,080 km (0.108 R)
• M3: 682,166 km (0.083 R)
• M4: 1,079,349 km (0.066 R)
• M5: 1,395,599 km (0.11 R)
• M6: 1,773,184 km (0.113 R)
• M7: 2,158,099 km (0.106 R)
• M8: 3,627,449 km (0.086 R)
• M9: 5,332,117 km (0.097 R)
• M10: 5,898,345 km (0.06 R)
• M11: 8,029,666 km (0.114 R)
• M12: 9,507,842 km (0.053 R)
• M13: 10,001,366 km (0.08 R)
• M14: 10,511,794 km (0.035 R)
• M15: 11,401,003 km (0.105 R)
• M16: 12,403,608 km (0.115 R)
• M17: 13,396,041 km (0.108 R)
• M18: 13,807,435 km (0.096 R)
• M19: 18,397,097 km (0.1 R)
• M20: 18,991,150 km (0.093 R)
• M21: 19,423,189 km (0.1 R)
• M22: 20,396,922 km (0.109 R)
• M23: 21,033,311 km (0.095 R)
• M24: 21,402,818 km (0.114 R)
• M25: 22,154,846 km (0.099 R)
• M26: 24,111,886 km (0.105 R)
• M27: 24,516,697 km (0.115 R)
• M28: 25,653,192 km (0.119 R)
• M29: 26,501,712 km (0.071 R)
• M30: 32,724,085 km (0.103 R)
• M31: 34,610,963 km (0.08 R)
• M32: 42,004,539 km (0.074 R)
• M33: 42,885,820 km (0.06 R)
• M34: 44,381,799 km (0.115 R)
• M35: 45,603,565 km (0.069 R)
• M36: 58,166,794 km (0.101 R)
• M37: 60,369,622 km (0.073 R)
• M38: 64,745,958 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.3

Radius: 3.5

Gravity: 19.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.04 AU - 12.22 AU

Year: 22736 Days

Day: 22.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,207,021 km

• M1: 44,431 km (0.114 R)
• M2: 154,385 km (0.075 R)
• M3: 314,455 km (0.07 R)
• M4: 679,922 km (0.093 R)
• M5: 963,261 km (0.106 R)
• M6: 1,213,987 km (0.103 R)
• M7: 1,418,487 km (0.105 R)
• M8: 1,931,608 km (0.113 R)
• M9: 6,638,106 km (0.119 R)
• M10: 9,826,486 km (0.091 R)
• M11: 15,434,162 km (0.093 R)
• M12: 17,852,112 km (0.109 R)
• M13: 19,233,948 km (0.113 R)
• M14: 19,908,185 km (0.106 R)
• M15: 22,025,444 km (0.077 R)
• M16: 23,138,303 km (0.087 R)
• M17: 27,751,452 km (0.055 R)
• M18: 27,964,779 km (0.025 R)
• M19: 32,348,296 km (0.075 R)
• M20: 44,893,124 km (0.09 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 14,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit