🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905

Radius: 10

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.78 AU - 1.12 AU

Year: 617 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,231,251 km

• M1: 128,505 km (0.087 R)
• M2: 593,455 km (0.12 R)
• M3: 969,843 km (0.043 R)
• M4: 1,288,636 km (0.107 R)
• M5: 1,889,870 km (0.082 R)
• M6: 2,295,879 km (0.119 R)
• M7: 2,714,005 km (0.075 R)
• M8: 3,246,573 km (0.094 R)
• M9: 3,565,665 km (0.108 R)
• M10: 4,553,610 km (0.114 R)
• M11: 5,041,598 km (0.119 R)
• M12: 5,945,319 km (0.11 R)
• M13: 6,612,525 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 8.4

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.22 AU - 1.9 AU

Year: 1299 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,231,251 km

• M1: 104,419 km (0.12 R)
• M2: 568,472 km (0.108 R)
• M3: 878,140 km (0.119 R)
• M4: 1,168,210 km (0.041 R)
• M5: 1,611,169 km (0.096 R)
• M6: 2,118,605 km (0.097 R)
• M7: 2,404,187 km (0.088 R)
• M8: 2,942,889 km (0.083 R)
• M9: 3,451,223 km (0.096 R)
• M10: 4,313,206 km (0.045 R)
• M11: 4,718,466 km (0.086 R)
• M12: 5,436,387 km (0.079 R)
• M13: 6,088,633 km (0.073 R)
• M14: 6,551,639 km (0.07 R)
• M15: 7,920,010 km (0.079 R)
• M16: 8,303,879 km (0.048 R)
• M17: 8,873,697 km (0.098 R)
• M18: 9,469,396 km (0.11 R)
• M19: 9,870,617 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 14.5

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.05 AU - 4.23 AU

Year: 4631 Days

Day: 8.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,231,251 km

• M1: 180,864 km (0.039 R)
• M2: 954,434 km (0.113 R)
• M3: 1,474,287 km (0.032 R)
• M4: 2,198,640 km (0.075 R)
• M5: 2,821,715 km (0.091 R)
• M6: 3,311,947 km (0.098 R)
• M7: 11,571,694 km (0.083 R)
• M8: 14,291,982 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.1

Radius: 5.3

Gravity: 34.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.54 AU - 6.68 AU

Year: 11333 Days

Day: 21.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,231,251 km

• M1: 65,973 km (0.116 R)
• M2: 258,356 km (0.037 R)
• M3: 524,490 km (0.057 R)
• M4: 764,595 km (0.116 R)
• M5: 1,042,099 km (0.071 R)
• M6: 1,621,192 km (0.078 R)
• M7: 1,901,838 km (0.09 R)
• M8: 2,455,051 km (0.099 R)
• M9: 2,625,143 km (0.031 R)
• M10: 3,036,986 km (0.11 R)
• M11: 3,789,464 km (0.118 R)
• M12: 4,659,525 km (0.054 R)
• M13: 5,729,000 km (0.043 R)
• M14: 6,106,435 km (0.097 R)
• M15: 6,301,362 km (0.05 R)
• M16: 7,738,399 km (0.079 R)
• M17: 8,152,635 km (0.118 R)
• M18: 9,176,633 km (0.104 R)
• M19: 9,640,685 km (0.036 R)
• M20: 11,833,790 km (0.076 R)
• M21: 12,886,211 km (0.097 R)
• M22: 13,467,848 km (0.066 R)
• M23: 14,614,066 km (0.063 R)
• M24: 16,117,824 km (0.12 R)
• M25: 16,415,524 km (0.103 R)
• M26: 17,486,495 km (0.086 R)
• M27: 17,959,524 km (0.08 R)
• M28: 19,681,993 km (0.03 R)
• M29: 26,011,629 km (0.047 R)
• M30: 28,534,298 km (0.116 R)
• M31: 29,299,790 km (0.075 R)
• M32: 33,333,398 km (0.102 R)
• M33: 41,220,496 km (0.031 R)
• M34: 42,621,780 km (0.075 R)
• M35: 46,113,843 km (0.12 R)
• M36: 52,838,866 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.5

Radius: 7.7

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.47 AU - 7.79 AU

Year: 11384 Days

Day: 24.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,231,251 km

• M1: 197,469 km (0.107 R)
• M2: 566,378 km (0.118 R)
• M3: 843,134 km (0.035 R)
• M4: 1,141,133 km (0.046 R)
• M5: 1,481,617 km (0.114 R)
• M6: 2,711,910 km (0.048 R)
• M7: 3,496,850 km (0.112 R)
• M8: 4,757,661 km (0.116 R)
• M9: 5,439,678 km (0.075 R)
• M10: 6,259,624 km (0.111 R)
• M11: 6,524,861 km (0.034 R)
• M12: 6,916,658 km (0.087 R)
• M13: 9,213,134 km (0.085 R)
• M14: 10,586,293 km (0.118 R)
• M15: 10,908,976 km (0.104 R)
• M16: 12,502,941 km (0.115 R)
• M17: 12,985,544 km (0.113 R)
• M18: 14,181,429 km (0.115 R)
• M19: 15,864,555 km (0.104 R)
• M20: 18,906,628 km (0.027 R)
• M21: 20,357,129 km (0.111 R)
• M22: 22,669,762 km (0.099 R)
• M23: 23,387,234 km (0.057 R)
• M24: 26,213,287 km (0.107 R)
• M25: 31,305,598 km (0.093 R)
• M26: 34,375,197 km (0.098 R)
• M27: 35,321,852 km (0.042 R)
• M28: 43,667,469 km (0.04 R)
• M29: 45,057,981 km (0.097 R)
• M30: 49,257,044 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752

Radius: 7.6

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.79 AU - 7.75 AU

Year: 11747 Days

Day: 18.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,231,251 km

• M1: 94,546 km (0.079 R)
• M2: 394,190 km (0.059 R)
• M3: 633,098 km (0.117 R)
• M4: 912,697 km (0.09 R)
• M5: 1,200,373 km (0.111 R)
• M6: 1,534,276 km (0.111 R)
• M7: 2,573,981 km (0.103 R)
• M8: 3,133,926 km (0.114 R)
• M9: 3,611,592 km (0.081 R)
• M10: 3,993,964 km (0.083 R)
• M11: 4,494,369 km (0.115 R)
• M12: 5,984,064 km (0.108 R)
• M13: 7,427,235 km (0.057 R)
• M14: 9,138,186 km (0.068 R)
• M15: 10,325,395 km (0.028 R)
• M16: 10,761,472 km (0.113 R)
• M17: 11,554,042 km (0.076 R)
• M18: 13,640,334 km (0.075 R)
• M19: 14,433,203 km (0.097 R)
• M20: 15,186,428 km (0.094 R)
• M21: 17,450,442 km (0.105 R)
• M22: 22,004,351 km (0.108 R)
• M23: 24,313,693 km (0.088 R)
• M24: 25,280,993 km (0.12 R)
• M25: 33,133,834 km (0.075 R)
• M26: 37,417,120 km (0.092 R)
• M27: 40,558,376 km (0.045 R)
• M28: 42,055,253 km (0.106 R)
• M29: 48,109,628 km (0.11 R)
• M30: 49,019,482 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.7

Radius: 5.2

Gravity: 23.4 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.64 AU - 12.6 AU

Year: 21468 Days

Day: 20.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,231,251 km

• M1: 64,626 km (0.118 R)
• M2: 247,285 km (0.115 R)
• M3: 445,951 km (0.089 R)
• M4: 658,081 km (0.114 R)
• M5: 1,033,871 km (0.082 R)
• M6: 2,513,992 km (0.057 R)
• M7: 3,251,959 km (0.09 R)
• M8: 3,596,333 km (0.066 R)
• M9: 4,092,848 km (0.084 R)
• M10: 4,459,812 km (0.063 R)
• M11: 4,740,158 km (0.094 R)
• M12: 6,366,137 km (0.085 R)
• M13: 7,043,965 km (0.074 R)
• M14: 7,768,617 km (0.072 R)
• M15: 9,365,425 km (0.119 R)
• M16: 9,593,562 km (0.09 R)
• M17: 9,942,873 km (0.107 R)
• M18: 13,478,170 km (0.028 R)
• M19: 17,596,450 km (0.056 R)
• M20: 17,769,684 km (0.039 R)
• M21: 18,653,358 km (0.11 R)
• M22: 21,976,825 km (0.055 R)
• M23: 23,201,433 km (0.055 R)
• M24: 27,032,186 km (0.093 R)
• M25: 38,625,871 km (0.105 R)
• M26: 42,393,942 km (0.117 R)
• M27: 44,929,925 km (0.11 R)
• M28: 45,906,351 km (0.06 R)
• M29: 46,896,838 km (0.12 R)
• M30: 47,063,341 km (0.107 R)
• M31: 48,920,598 km (0.108 R)
• M32: 50,475,967 km (0.086 R)
• M33: 62,498,998 km (0.066 R)
• M34: 64,329,179 km (0.075 R)
• M35: 65,569,046 km (0.085 R)
• M36: 69,599,961 km (0.096 R)
• M37: 74,470,269 km (0.215 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.3

Radius: 4

Gravity: 52.77 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.68 AU - 12.2 AU

Year: 22495 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,231,251 km

• M1: 50,115 km (0.08 R)
• M2: 261,946 km (0.094 R)
• M3: 391,049 km (0.065 R)
• M4: 809,474 km (0.091 R)
• M5: 1,511,986 km (0.108 R)
• M6: 1,709,455 km (0.091 R)
• M7: 1,863,690 km (0.111 R)
• M8: 2,430,666 km (0.086 R)
• M9: 2,779,828 km (0.068 R)
• M10: 2,993,753 km (0.112 R)
• M11: 5,778,367 km (0.11 R)
• M12: 6,629,729 km (0.093 R)
• M13: 7,872,887 km (0.075 R)
• M14: 9,088,669 km (0.079 R)
• M15: 10,047,741 km (0.057 R)
• M16: 10,172,206 km (0.095 R)
• M17: 10,745,017 km (0.064 R)
• M18: 11,885,252 km (0.103 R)
• M19: 12,306,220 km (0.09 R)
• M20: 13,103,726 km (0.095 R)
• M21: 14,482,121 km (0.117 R)
• M22: 20,762,240 km (0.076 R)
• M23: 21,269,975 km (0.066 R)
• M24: 22,735,286 km (0.095 R)
• M25: 27,654,662 km (0.066 R)
• M26: 28,642,008 km (0.104 R)
• M27: 30,686,562 km (0.025 R)
• M28: 33,100,623 km (0.052 R)
• M29: 37,549,664 km (0.103 R)
• M30: 38,151,347 km (0.104 R)
• M31: 39,994,692 km (0.104 R)
• M32: 45,198,603 km (0.072 R)
• M33: 47,610,719 km (0.065 R)
• M34: 52,315,273 km (0.111 R)
• M35: 57,320,219 km (0.112 R)
• M36: 58,922,113 km (0.107 R)
• M37: 63,268,530 km (0.099 R)
• M38: 69,164,481 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit