🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.5

Radius: 10.9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.63 AU

Year: 271 Days

Day: 8.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,809,131 km

• M1: 135,536 km (0.099 R)
• M2: 478,713 km (0.037 R)
• M3: 824,583 km (0.095 R)
• M4: 1,462,170 km (0.084 R)
• M5: 1,846,487 km (0.092 R)
• M6: 2,640,552 km (0.103 R)
• M7: 3,056,284 km (0.075 R)
• M8: 3,796,644 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.5

Radius: 8.3

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.21 AU

Year: 703 Days

Day: 13.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,809,131 km

• M1: 103,971 km (0.084 R)
• M2: 438,621 km (0.062 R)
• M3: 1,032,824 km (0.115 R)
• M4: 1,724,564 km (0.07 R)
• M5: 2,089,882 km (0.081 R)
• M6: 2,410,321 km (0.111 R)
• M7: 2,786,859 km (0.112 R)
• M8: 3,451,821 km (0.095 R)
• M9: 3,814,895 km (0.112 R)
• M10: 4,111,249 km (0.083 R)
• M11: 4,617,637 km (0.086 R)
• M12: 5,272,278 km (0.114 R)
• M13: 5,603,188 km (0.108 R)
• M14: 6,185,872 km (0.044 R)
• M15: 6,744,171 km (0.109 R)
• M16: 7,494,405 km (0.07 R)
• M17: 7,866,155 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.1

Radius: 10.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.4 AU - 1.68 AU

Year: 1343 Days

Day: 8.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,809,131 km

• M1: 136,583 km (0.042 R)
• M2: 479,760 km (0.06 R)
• M3: 970,741 km (0.087 R)
• M4: 1,319,154 km (0.112 R)
• M5: 1,690,456 km (0.091 R)
• M6: 2,195,648 km (0.108 R)
• M7: 2,638,906 km (0.027 R)
• M8: 3,351,591 km (0.099 R)
• M9: 4,221,652 km (0.109 R)
• M10: 4,746,441 km (0.117 R)
• M11: 5,533,625 km (0.048 R)
• M12: 7,515,498 km (0.111 R)
• M13: 8,076,939 km (0.054 R)
• M14: 8,529,921 km (0.094 R)
• M15: 9,084,480 km (0.094 R)
• M16: 10,358,306 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.4

Radius: 10.2

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.34 AU - 2.34 AU

Year: 2516 Days

Day: 8 Hours

Environment

Temp: -211 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,809,131 km

• M1: 127,308 km (0.104 R)
• M2: 470,784 km (0.1 R)
• M3: 829,071 km (0.099 R)
• M4: 1,178,532 km (0.053 R)
• M5: 1,765,853 km (0.067 R)
• M6: 2,115,164 km (0.113 R)
• M7: 2,712,209 km (0.083 R)
• M8: 3,505,826 km (0.108 R)
• M9: 4,447,246 km (0.093 R)
• M10: 5,010,930 km (0.077 R)
• M11: 6,467,714 km (0.118 R)
• M12: 7,455,359 km (0.095 R)
• M13: 8,063,325 km (0.056 R)
• M14: 8,605,618 km (0.041 R)
• M15: 9,274,769 km (0.091 R)
• M16: 10,983,625 km (0.118 R)
• M17: 12,014,504 km (0.059 R)
• M18: 12,936,027 km (0.048 R)
• M19: 14,919,545 km (0.06 R)
• M20: 16,083,117 km (0.106 R)
• M21: 16,687,044 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.6

Radius: 8

Gravity: 14.85 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.78 AU - 3.94 AU

Year: 4329 Days

Day: 8.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,809,131 km

• M1: 100,380 km (0.117 R)
• M2: 424,260 km (0.089 R)
• M3: 747,690 km (0.067 R)
• M4: 1,746,705 km (0.061 R)
• M5: 3,126,446 km (0.12 R)
• M6: 3,430,279 km (0.107 R)
• M7: 4,901,724 km (0.049 R)
• M8: 6,142,788 km (0.097 R)
• M9: 7,090,191 km (0.101 R)
• M10: 7,652,978 km (0.093 R)
• M11: 8,474,869 km (0.118 R)
• M12: 9,149,406 km (0.058 R)
• M13: 12,308,165 km (0.057 R)
• M14: 13,753,131 km (0.078 R)
• M15: 15,831,643 km (0.103 R)
• M16: 23,157,451 km (0.102 R)
• M17: 25,349,658 km (0.096 R)
• M18: 26,913,555 km (0.106 R)
• M19: 27,505,663 km (0.074 R)
• M20: 28,019,980 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.2

Radius: 10.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.41 AU - 5.61 AU

Year: 6732 Days

Day: 11.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,809,131 km

• M1: 128,205 km (0.118 R)
• M2: 448,644 km (0.056 R)
• M3: 881,281 km (0.111 R)
• M4: 1,388,717 km (0.105 R)
• M5: 2,020,469 km (0.105 R)
• M6: 3,398,265 km (0.058 R)
• M7: 4,704,105 km (0.107 R)
• M8: 5,649,115 km (0.082 R)
• M9: 7,312,494 km (0.098 R)
• M10: 7,911,783 km (0.082 R)
• M11: 8,441,658 km (0.053 R)
• M12: 8,924,411 km (0.097 R)
• M13: 14,232,293 km (0.054 R)
• M14: 15,674,865 km (0.104 R)
• M15: 16,940,463 km (0.118 R)
• M16: 17,377,139 km (0.112 R)
• M17: 19,734,203 km (0.062 R)
• M18: 20,217,703 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.7

Radius: 4.7

Gravity: 22.49 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.12 AU - 6.84 AU

Year: 9017 Days

Day: 17 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,809,131 km

• M1: 61,934 km (0.096 R)
• M2: 269,875 km (0.071 R)
• M3: 685,607 km (0.091 R)
• M4: 1,109,867 km (0.074 R)
• M5: 1,386,024 km (0.082 R)
• M6: 1,915,451 km (0.113 R)
• M7: 2,475,994 km (0.116 R)
• M8: 2,906,387 km (0.074 R)
• M9: 3,407,839 km (0.11 R)
• M10: 3,990,523 km (0.094 R)
• M11: 6,448,715 km (0.098 R)
• M12: 7,413,173 km (0.096 R)
• M13: 7,609,146 km (0.036 R)
• M14: 8,512,717 km (0.098 R)
• M15: 9,168,255 km (0.072 R)
• M16: 9,623,781 km (0.095 R)
• M17: 11,029,701 km (0.112 R)
• M18: 12,075,540 km (0.029 R)
• M19: 15,101,157 km (0.108 R)
• M20: 16,520,691 km (0.102 R)
• M21: 17,331,213 km (0.064 R)
• M22: 18,168,063 km (0.102 R)
• M23: 19,846,551 km (0.099 R)
• M24: 22,676,943 km (0.079 R)
• M25: 23,677,005 km (0.088 R)
• M26: 25,675,632 km (0.106 R)
• M27: 27,316,122 km (0.045 R)
• M28: 27,689,967 km (0.042 R)
• M29: 29,708,641 km (0.111 R)
• M30: 31,926,430 km (0.071 R)
• M31: 33,607,012 km (0.037 R)
• M32: 36,575,333 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.6

Radius: 5.8

Gravity: 19.99 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.13 AU - 8.15 AU

Year: 12027 Days

Day: 15.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,809,131 km

• M1: 72,106 km (0.056 R)
• M2: 380,727 km (0.106 R)
• M3: 622,028 km (0.087 R)
• M4: 1,344,137 km (0.116 R)
• M5: 2,320,263 km (0.11 R)
• M6: 2,582,658 km (0.073 R)
• M7: 3,726,633 km (0.068 R)
• M8: 4,115,886 km (0.1 R)
• M9: 5,694,443 km (0.115 R)
• M10: 6,022,810 km (0.118 R)
• M11: 6,598,313 km (0.11 R)
• M12: 8,173,878 km (0.097 R)
• M13: 9,221,213 km (0.069 R)
• M14: 12,106,208 km (0.081 R)
• M15: 16,991,177 km (0.074 R)
• M16: 18,292,080 km (0.118 R)
• M17: 20,747,429 km (0.041 R)
• M18: 22,142,729 km (0.061 R)
• M19: 24,161,851 km (0.085 R)
• M20: 26,001,756 km (0.093 R)
• M21: 26,500,964 km (0.089 R)
• M22: 28,456,657 km (0.088 R)
• M23: 29,631,748 km (0.091 R)
• M24: 33,468,185 km (0.052 R)
• M25: 35,018,468 km (0.086 R)
• M26: 39,560,259 km (0.114 R)
• M27: 40,220,584 km (0.102 R)
• M28: 41,157,366 km (0.032 R)
• M29: 45,193,517 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392

Radius: 3.4

Gravity: 33.91 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.11 AU - 8.01 AU

Year: 14611 Days

Day: 23.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,809,131 km

• M1: 74,799 km (0.094 R)
• M2: 280,795 km (0.062 R)
• M3: 503,098 km (0.029 R)
• M4: 952,639 km (0.103 R)
• M5: 1,166,265 km (0.118 R)
• M6: 1,330,075 km (0.096 R)
• M7: 1,882,240 km (0.079 R)
• M8: 2,108,432 km (0.059 R)
• M9: 2,573,083 km (0.102 R)
• M10: 3,197,654 km (0.108 R)
• M11: 4,113,044 km (0.106 R)
• M12: 7,794,947 km (0.117 R)
• M13: 17,906,566 km (0.1 R)
• M14: 22,606,632 km (0.074 R)
• M15: 36,871,387 km (0.113 R)
• M16: 39,007,794 km (0.073 R)
• M17: 43,662,981 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.6

Radius: 3.3

Gravity: 85 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.94 AU - 9.08 AU

Year: 17450 Days

Day: 25 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,809,131 km

• M1: 40,990 km (0.065 R)
• M2: 256,261 km (0.114 R)
• M3: 438,471 km (0.096 R)
• M4: 567,574 km (0.086 R)
• M5: 999,613 km (0.1 R)
• M6: 1,197,830 km (0.054 R)
• M7: 1,690,456 km (0.095 R)
• M8: 1,971,999 km (0.081 R)
• M9: 2,155,556 km (0.115 R)
• M10: 2,509,654 km (0.088 R)
• M11: 3,276,343 km (0.081 R)
• M12: 3,475,607 km (0.111 R)
• M13: 3,929,637 km (0.116 R)
• M14: 4,665,210 km (0.072 R)
• M15: 5,028,284 km (0.102 R)
• M16: 5,567,734 km (0.067 R)
• M17: 6,017,724 km (0.117 R)
• M18: 6,187,368 km (0.086 R)
• M19: 7,416,314 km (0.068 R)
• M20: 7,660,458 km (0.081 R)
• M21: 10,045,796 km (0.072 R)
• M22: 15,968,526 km (0.067 R)
• M23: 17,210,038 km (0.075 R)
• M24: 18,963,774 km (0.116 R)
• M25: 20,449,730 km (0.039 R)
• M26: 20,929,490 km (0.086 R)
• M27: 22,616,954 km (0.073 R)
• M28: 22,821,305 km (0.055 R)
• M29: 26,826,489 km (0.053 R)
• M30: 30,028,033 km (0.087 R)
• M31: 35,361,945 km (0.106 R)
• M32: 37,461,102 km (0.088 R)
• M33: 38,323,534 km (0.108 R)
• M34: 39,938,892 km (0.104 R)
• M35: 42,059,591 km (0.096 R)
• M36: 43,935,997 km (0.085 R)
• M37: 63,194,778 km (0.106 R)
• M38: 68,385,974 km (0.104 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 18,924 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit