🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.49 AU - 0.77 AU

Year: 328 Days

Day: 16.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479

Radius: 9.3

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.23 AU - 1.27 AU

Year: 917 Days

Day: 11.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,272,591 km

• M1: 115,639 km (0.081 R)
• M2: 428,000 km (0.073 R)
• M3: 757,115 km (0.094 R)
• M4: 1,119,740 km (0.058 R)
• M5: 1,543,401 km (0.096 R)
• M6: 2,159,595 km (0.058 R)
• M7: 3,701,799 km (0.084 R)
• M8: 4,150,294 km (0.114 R)
• M9: 4,804,186 km (0.07 R)
• M10: 5,138,088 km (0.078 R)
• M11: 5,911,958 km (0.096 R)
• M12: 6,254,837 km (0.051 R)
• M13: 6,568,394 km (0.089 R)
• M14: 6,892,423 km (0.058 R)
• M15: 7,318,178 km (0.102 R)
• M16: 7,761,287 km (0.096 R)
• M17: 8,222,348 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.1

Radius: 11.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.99 AU - 1.59 AU

Year: 961 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,272,591 km

• M1: 138,079 km (0.079 R)
• M2: 525,837 km (0.048 R)
• M3: 880,084 km (0.055 R)
• M4: 1,260,661 km (0.118 R)
• M5: 1,916,498 km (0.109 R)
• M6: 2,284,958 km (0.057 R)
• M7: 2,711,910 km (0.089 R)
• M8: 3,167,735 km (0.047 R)
• M9: 4,383,666 km (0.083 R)
• M10: 5,283,946 km (0.054 R)
• M11: 5,687,711 km (0.117 R)
• M12: 6,168,818 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 11

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.31 AU - 1.85 AU

Year: 1303 Days

Day: 5 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,272,591 km

• M1: 136,882 km (0.088 R)
• M2: 602,580 km (0.118 R)
• M3: 1,117,346 km (0.056 R)
• M4: 1,776,026 km (0.11 R)
• M5: 2,169,768 km (0.108 R)
• M6: 2,622,002 km (0.077 R)
• M7: 3,834,044 km (0.058 R)
• M8: 4,322,331 km (0.101 R)
• M9: 4,681,815 km (0.106 R)
• M10: 5,026,040 km (0.039 R)
• M11: 5,405,719 km (0.107 R)
• M12: 6,161,936 km (0.115 R)
• M13: 7,120,559 km (0.065 R)
• M14: 8,524,535 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373

Radius: 14.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.59 AU - 2.21 AU

Year: 1718 Days

Day: 8.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,272,591 km

• M1: 185,651 km (0.089 R)
• M2: 700,417 km (0.107 R)
• M3: 1,165,816 km (0.09 R)
• M4: 1,978,731 km (0.089 R)
• M5: 2,669,125 km (0.046 R)
• M6: 3,411,430 km (0.117 R)
• M7: 4,323,678 km (0.091 R)
• M8: 5,352,462 km (0.104 R)
• M9: 6,422,237 km (0.112 R)
• M10: 8,028,918 km (0.109 R)
• M11: 10,110,273 km (0.119 R)
• M12: 10,922,589 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.6

Radius: 8.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.33 AU - 2.55 AU

Year: 2500 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,272,591 km

• M1: 101,128 km (0.058 R)
• M2: 465,549 km (0.04 R)
• M3: 823,237 km (0.11 R)
• M4: 1,134,849 km (0.038 R)
• M5: 1,693,897 km (0.111 R)
• M6: 2,047,546 km (0.106 R)
• M7: 2,990,162 km (0.052 R)
• M8: 3,526,022 km (0.081 R)
• M9: 5,326,133 km (0.095 R)
• M10: 6,231,649 km (0.086 R)
• M11: 6,547,151 km (0.104 R)
• M12: 6,949,868 km (0.084 R)
• M13: 7,449,525 km (0.11 R)
• M14: 8,698,817 km (0.102 R)
• M15: 10,585,545 km (0.053 R)
• M16: 12,234,413 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.1

Radius: 14.1

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.88 AU - 3.34 AU

Year: 3598 Days

Day: 13.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,272,591 km

• M1: 180,265 km (0.118 R)
• M2: 1,576,462 km (0.06 R)
• M3: 2,061,159 km (0.109 R)
• M4: 2,907,883 km (0.082 R)
• M5: 3,377,172 km (0.12 R)
• M6: 5,487,399 km (0.101 R)
• M7: 6,938,798 km (0.119 R)
• M8: 9,290,626 km (0.119 R)
• M9: 10,320,159 km (0.084 R)
• M10: 11,629,888 km (0.08 R)
• M11: 12,260,593 km (0.045 R)
• M12: 13,728,896 km (0.079 R)
• M13: 15,763,576 km (0.103 R)
• M14: 18,327,235 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.5

Radius: 9.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.55 AU - 4.07 AU

Year: 3950 Days

Day: 10.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,272,591 km

• M1: 116,986 km (0.053 R)
• M2: 480,359 km (0.064 R)
• M3: 847,622 km (0.073 R)
• M4: 1,275,771 km (0.103 R)
• M5: 1,721,124 km (0.071 R)
• M6: 2,024,209 km (0.048 R)
• M7: 4,038,095 km (0.119 R)
• M8: 5,145,269 km (0.058 R)
• M9: 5,556,065 km (0.074 R)
• M10: 6,307,495 km (0.101 R)
• M11: 7,362,459 km (0.072 R)
• M12: 8,268,574 km (0.116 R)
• M13: 10,452,403 km (0.12 R)
• M14: 11,595,481 km (0.105 R)
• M15: 12,645,957 km (0.077 R)
• M16: 16,486,134 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 9.8

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.18 AU - 4.16 AU

Year: 4612 Days

Day: 7.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,272,591 km

• M1: 121,922 km (0.113 R)
• M2: 552,465 km (0.102 R)
• M3: 1,384,827 km (0.1 R)
• M4: 1,925,025 km (0.108 R)
• M5: 2,304,256 km (0.095 R)
• M6: 3,348,898 km (0.029 R)
• M7: 3,880,120 km (0.118 R)
• M8: 4,732,080 km (0.066 R)
• M9: 5,537,814 km (0.089 R)
• M10: 5,901,786 km (0.097 R)
• M11: 6,251,994 km (0.078 R)
• M12: 6,709,315 km (0.058 R)
• M13: 7,968,331 km (0.097 R)
• M14: 8,728,288 km (0.053 R)
• M15: 9,339,245 km (0.07 R)
• M16: 10,518,825 km (0.118 R)
• M17: 11,703,939 km (0.078 R)
• M18: 12,118,026 km (0.033 R)
• M19: 14,389,670 km (0.103 R)
• M20: 14,865,241 km (0.117 R)
• M21: 18,308,087 km (0.106 R)
• M22: 18,741,621 km (0.109 R)
• M23: 20,478,153 km (0.032 R)
• M24: 22,039,805 km (0.04 R)
• M25: 23,028,498 km (0.107 R)

Asteroid Belt

Center: 5.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.3

Radius: 4.3

Gravity: 42.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.12 AU - 9.66 AU

Year: 14539 Days

Day: 15.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 64,272,591 km

• M1: 69,563 km (0.076 R)
• M2: 274,512 km (0.076 R)
• M3: 574,905 km (0.118 R)
• M4: 756,068 km (0.067 R)
• M5: 897,587 km (0.098 R)
• M6: 1,069,026 km (0.076 R)
• M7: 1,374,505 km (0.101 R)
• M8: 1,948,213 km (0.103 R)
• M9: 2,118,605 km (0.053 R)
• M10: 2,446,224 km (0.116 R)
• M11: 4,163,458 km (0.066 R)
• M12: 4,845,475 km (0.11 R)
• M13: 5,674,397 km (0.086 R)
• M14: 6,062,903 km (0.108 R)
• M15: 7,200,146 km (0.071 R)
• M16: 7,334,634 km (0.095 R)
• M17: 8,032,807 km (0.087 R)
• M18: 8,275,006 km (0.083 R)
• M19: 8,825,227 km (0.08 R)
• M20: 9,135,344 km (0.108 R)
• M21: 9,777,567 km (0.098 R)
• M22: 11,513,651 km (0.09 R)
• M23: 12,713,425 km (0.092 R)
• M24: 15,581,965 km (0.111 R)
• M25: 17,689,649 km (0.088 R)
• M26: 19,454,754 km (0.114 R)
• M27: 20,604,414 km (0.052 R)
• M28: 21,705,155 km (0.084 R)
• M29: 22,270,037 km (0.11 R)
• M30: 24,933,328 km (0.06 R)
• M31: 25,345,021 km (0.063 R)
• M32: 25,552,663 km (0.099 R)
• M33: 27,581,659 km (0.096 R)
• M34: 27,801,418 km (0.108 R)
• M35: 28,917,119 km (0.077 R)
• M36: 44,567,150 km (0.057 R)
• M37: 52,042,556 km (0.12 R)
• M38: 54,420,713 km (0.074 R)
• M39: 55,113,352 km (0.066 R)
• M40: 56,870,379 km (0.081 R)
• M41: 61,800,526 km (0.098 R)
• M42: 62,365,258 km (0.093 R)
• M43: 63,696,380 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 19,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit