🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.5

Radius: 11.6

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.69 AU - 1.05 AU

Year: 541 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 48,583,046 km

• M1: 144,960 km (0.096 R)
• M2: 217,814 km (0.102 R)
• M3: 301,589 km (0.063 R)
• M4: 390,002 km (0.114 R)
• M5: 467,194 km (0.033 R)
• M6: 597,793 km (0.09 R)
• M7: 691,142 km (0.063 R)
• M8: 770,878 km (0.114 R)
• M9: 859,141 km (0.042 R)
• M10: 940,671 km (0.045 R)
• M11: 1,035,965 km (0.049 R)
• M12: 1,318,855 km (0.118 R)
• M13: 1,439,132 km (0.036 R)
• M14: 1,639,293 km (0.061 R)
• M15: 1,769,294 km (0.111 R)
• M16: 1,869,076 km (0.108 R)
• M17: 1,970,952 km (0.03 R)
• M18: 2,095,567 km (0.113 R)
• M19: 2,266,109 km (0.086 R)
• M20: 2,463,428 km (0.098 R)
• M21: 2,567,997 km (0.103 R)
• M22: 2,828,447 km (0.073 R)
• M23: 2,969,817 km (0.119 R)
• M24: 3,073,339 km (0.106 R)
• M25: 3,218,897 km (0.1 R)
• M26: 3,317,183 km (0.064 R)
• M27: 3,391,533 km (0.079 R)
• M28: 3,746,230 km (0.088 R)
• M29: 3,910,638 km (0.095 R)
• M30: 4,104,068 km (0.098 R)
• M31: 4,436,624 km (0.112 R)
• M32: 4,768,582 km (0.089 R)
• M33: 4,871,655 km (0.101 R)
• M34: 5,013,473 km (0.102 R)
• M35: 5,099,193 km (0.104 R)
• M36: 5,291,426 km (0.112 R)
• M37: 5,369,068 km (0.056 R)
• M38: 5,447,008 km (0.099 R)
• M39: 5,604,235 km (0.092 R)
• M40: 5,752,786 km (0.066 R)
• M41: 5,983,316 km (0.052 R)
• M42: 6,237,483 km (0.071 R)
• M43: 6,319,463 km (0.102 R)
• M44: 6,412,214 km (0.112 R)
• M45: 6,567,945 km (0.084 R)
• M46: 6,777,382 km (0.068 R)
• M47: 7,074,334 km (0.085 R)
• M48: 7,364,703 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.6

Radius: 9.4

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.88 AU - 0.96 AU

Year: 588 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 48,583,046 km

• M1: 124,017 km (0.108 R)
• M2: 197,170 km (0.114 R)
• M3: 290,369 km (0.119 R)
• M4: 363,822 km (0.082 R)
• M5: 431,590 km (0.098 R)
• M6: 498,909 km (0.091 R)
• M7: 558,299 km (0.045 R)
• M8: 629,957 km (0.113 R)
• M9: 691,741 km (0.109 R)
• M10: 787,034 km (0.117 R)
• M11: 894,446 km (0.083 R)
• M12: 1,010,833 km (0.086 R)
• M13: 1,112,559 km (0.077 R)
• M14: 1,267,692 km (0.108 R)
• M15: 1,339,499 km (0.081 R)
• M16: 1,474,137 km (0.079 R)
• M17: 1,567,935 km (0.049 R)
• M18: 1,696,141 km (0.086 R)
• M19: 1,756,877 km (0.098 R)
• M20: 1,856,659 km (0.111 R)
• M21: 1,948,662 km (0.069 R)
• M22: 2,007,454 km (0.082 R)
• M23: 2,112,023 km (0.089 R)
• M24: 2,187,719 km (0.098 R)
• M25: 2,300,666 km (0.106 R)
• M26: 2,368,284 km (0.1 R)
• M27: 2,489,608 km (0.079 R)
• M28: 2,559,021 km (0.115 R)
• M29: 2,634,568 km (0.101 R)
• M30: 2,804,661 km (0.095 R)
• M31: 2,871,531 km (0.1 R)
• M32: 2,938,850 km (0.109 R)
• M33: 3,029,506 km (0.081 R)
• M34: 3,260,336 km (0.112 R)
• M35: 3,377,920 km (0.081 R)
• M36: 3,751,466 km (0.111 R)
• M37: 3,949,384 km (0.084 R)
• M38: 4,068,613 km (0.074 R)
• M39: 4,310,663 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.3

Radius: 14.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.53 AU - 1.97 AU

Year: 1544 Days

Day: 8.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 48,583,046 km

• M1: 192,383 km (0.119 R)
• M2: 360,082 km (0.11 R)
• M3: 549,922 km (0.088 R)
• M4: 711,188 km (0.062 R)
• M5: 959,820 km (0.051 R)
• M6: 1,071,121 km (0.083 R)
• M7: 1,212,640 km (0.071 R)
• M8: 1,765,105 km (0.082 R)
• M9: 1,955,843 km (0.069 R)
• M10: 2,090,481 km (0.068 R)
• M11: 2,185,625 km (0.074 R)
• M12: 2,282,265 km (0.04 R)
• M13: 2,424,533 km (0.096 R)
• M14: 2,547,353 km (0.106 R)
• M15: 2,857,768 km (0.109 R)
• M16: 3,180,600 km (0.073 R)
• M17: 3,415,170 km (0.092 R)
• M18: 3,540,982 km (0.068 R)
• M19: 3,693,871 km (0.085 R)
• M20: 3,993,515 km (0.12 R)
• M21: 4,139,672 km (0.092 R)
• M22: 4,247,084 km (0.098 R)
• M23: 4,506,037 km (0.062 R)
• M24: 4,784,290 km (0.057 R)
• M25: 4,911,298 km (0.067 R)
• M26: 5,053,865 km (0.095 R)
• M27: 5,168,906 km (0.119 R)
• M28: 5,284,844 km (0.111 R)
• M29: 5,578,654 km (0.076 R)
• M30: 5,847,631 km (0.11 R)
• M31: 5,983,765 km (0.115 R)
• M32: 6,090,429 km (0.115 R)
• M33: 6,429,716 km (0.055 R)
• M34: 6,554,631 km (0.111 R)
• M35: 6,696,150 km (0.12 R)
• M36: 6,966,324 km (0.115 R)
• M37: 7,223,932 km (0.111 R)
• M38: 7,484,681 km (0.094 R)
• M39: 7,731,966 km (0.075 R)
• M40: 7,864,958 km (0.054 R)
• M41: 7,998,849 km (0.106 R)
• M42: 8,116,582 km (0.108 R)
• M43: 8,268,723 km (0.105 R)
• M44: 8,438,965 km (0.115 R)
• M45: 8,679,220 km (0.117 R)
• M46: 9,078,945 km (0.07 R)
• M47: 9,272,226 km (0.039 R)
• M48: 9,609,419 km (0.062 R)
• M49: 9,788,488 km (0.08 R)
• M50: 9,932,700 km (0.105 R)
• M51: 10,168,317 km (0.116 R)
• M52: 10,314,175 km (0.042 R)
• M53: 10,497,731 km (0.051 R)
• M54: 10,626,685 km (0.047 R)
• M55: 10,774,936 km (0.098 R)
• M56: 11,054,535 km (0.082 R)
• M57: 11,468,921 km (0.055 R)
• M58: 11,678,208 km (0.048 R)
• M59: 11,926,989 km (0.06 R)
• M60: 12,488,580 km (0.109 R)
• M61: 13,038,801 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.8

Radius: 10.5

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.65 AU - 4.77 AU

Year: 5760 Days

Day: 14.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 48,583,046 km

• M1: 198,217 km (0.074 R)
• M2: 358,885 km (0.096 R)
• M3: 651,648 km (0.086 R)
• M4: 898,335 km (0.069 R)
• M5: 991,385 km (0.093 R)
• M6: 1,383,631 km (0.088 R)
• M7: 1,506,451 km (0.054 R)
• M8: 1,590,375 km (0.107 R)
• M9: 1,733,839 km (0.08 R)
• M10: 1,822,102 km (0.083 R)
• M11: 2,465,523 km (0.038 R)
• M12: 2,531,944 km (0.096 R)
• M13: 2,995,997 km (0.116 R)
• M14: 3,320,175 km (0.094 R)
• M15: 3,430,878 km (0.103 R)
• M16: 3,561,477 km (0.081 R)
• M17: 3,693,721 km (0.119 R)
• M18: 3,827,761 km (0.09 R)
• M19: 4,279,397 km (0.078 R)
• M20: 4,685,854 km (0.104 R)
• M21: 4,852,057 km (0.054 R)
• M22: 5,168,906 km (0.114 R)
• M23: 5,579,851 km (0.037 R)
• M24: 5,800,508 km (0.097 R)
• M25: 5,867,228 km (0.101 R)
• M26: 6,250,349 km (0.071 R)
• M27: 6,433,456 km (0.106 R)
• M28: 7,666,741 km (0.106 R)
• M29: 7,838,330 km (0.117 R)
• M30: 8,638,679 km (0.071 R)
• M31: 8,740,555 km (0.081 R)
• M32: 8,945,504 km (0.118 R)
• M33: 9,386,518 km (0.079 R)
• M34: 9,596,404 km (0.067 R)
• M35: 9,754,978 km (0.105 R)
• M36: 10,451,805 km (0.105 R)
• M37: 10,861,105 km (0.087 R)
• M38: 10,943,683 km (0.087 R)
• M39: 11,275,790 km (0.097 R)
• M40: 11,387,240 km (0.104 R)
• M41: 11,499,140 km (0.11 R)
• M42: 11,978,451 km (0.109 R)
• M43: 12,120,569 km (0.089 R)
• M44: 12,263,435 km (0.043 R)
• M45: 12,464,345 km (0.078 R)
• M46: 12,811,113 km (0.111 R)
• M47: 12,927,500 km (0.059 R)
• M48: 13,044,186 km (0.108 R)
• M49: 13,190,493 km (0.115 R)
• M50: 13,692,244 km (0.042 R)
• M51: 13,930,554 km (0.105 R)
• M52: 14,380,993 km (0.107 R)
• M53: 15,729,767 km (0.096 R)
• M54: 16,895,135 km (0.059 R)
• M55: 17,439,821 km (0.103 R)
• M56: 18,975,742 km (0.091 R)
• M57: 19,374,869 km (0.077 R)
• M58: 19,709,519 km (0.107 R)
• M59: 20,215,160 km (0.056 R)
• M60: 20,316,737 km (0.093 R)
• M61: 20,622,665 km (0.103 R)
• M62: 21,757,514 km (0.036 R)
• M63: 22,140,186 km (0.058 R)
• M64: 22,280,060 km (0.078 R)
• M65: 22,455,089 km (0.1 R)
• M66: 22,560,406 km (0.049 R)
• M67: 22,947,715 km (0.102 R)
• M68: 23,159,994 km (0.075 R)
• M69: 23,729,214 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.7

Radius: 12.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.45 AU - 5.93 AU

Year: 7885 Days

Day: 9.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 48,583,046 km

• M1: 390,600 km (0.096 R)
• M2: 482,603 km (0.116 R)
• M3: 657,183 km (0.119 R)
• M4: 800,199 km (0.117 R)
• M5: 897,288 km (0.098 R)
• M6: 1,295,518 km (0.028 R)
• M7: 1,378,544 km (0.104 R)
• M8: 1,480,570 km (0.067 R)
• M9: 2,471,506 km (0.119 R)
• M10: 2,597,318 km (0.115 R)
• M11: 2,855,225 km (0.11 R)
• M12: 2,943,189 km (0.096 R)
• M13: 3,443,145 km (0.103 R)
• M14: 4,217,912 km (0.085 R)
• M15: 4,599,387 km (0.112 R)
• M16: 4,886,465 km (0.078 R)
• M17: 5,260,160 km (0.074 R)
• M18: 6,177,943 km (0.11 R)
• M19: 6,379,003 km (0.104 R)
• M20: 6,670,120 km (0.043 R)
• M21: 7,235,301 km (0.049 R)
• M22: 7,600,170 km (0.032 R)
• M23: 7,753,957 km (0.096 R)
• M24: 8,002,289 km (0.082 R)
• M25: 8,506,883 km (0.082 R)
• M26: 8,666,653 km (0.087 R)
• M27: 9,054,262 km (0.037 R)
• M28: 9,250,235 km (0.104 R)
• M29: 10,014,530 km (0.108 R)
• M30: 10,149,617 km (0.091 R)
• M31: 10,661,242 km (0.066 R)
• M32: 10,937,699 km (0.084 R)
• M33: 11,356,573 km (0.089 R)
• M34: 11,780,982 km (0.088 R)
• M35: 11,887,795 km (0.042 R)
• M36: 13,343,831 km (0.051 R)
• M37: 14,168,564 km (0.075 R)
• M38: 14,434,399 km (0.074 R)
• M39: 14,932,560 km (0.117 R)
• M40: 15,592,586 km (0.11 R)
• M41: 16,064,119 km (0.114 R)
• M42: 16,222,393 km (0.077 R)
• M43: 16,500,645 km (0.1 R)
• M44: 16,580,381 km (0.044 R)
• M45: 16,740,301 km (0.063 R)
• M46: 17,344,676 km (0.109 R)
• M47: 17,915,243 km (0.074 R)
• M48: 18,244,059 km (0.071 R)
• M49: 18,865,937 km (0.089 R)
• M50: 18,949,413 km (0.03 R)
• M51: 19,158,551 km (0.111 R)
• M52: 20,002,881 km (0.03 R)
• M53: 21,292,265 km (0.103 R)
• M54: 21,903,073 km (0.055 R)
• M55: 22,166,664 km (0.086 R)
• M56: 22,254,628 km (0.114 R)
• M57: 22,696,839 km (0.032 R)
• M58: 22,919,142 km (0.092 R)
• M59: 23,320,812 km (0.073 R)
• M60: 23,679,997 km (0.104 R)
• M61: 24,585,662 km (0.106 R)
• M62: 24,722,544 km (0.082 R)
• M63: 25,780,051 km (0.12 R)
• M64: 25,872,802 km (0.029 R)
• M65: 26,758,571 km (0.115 R)
• M66: 27,939,198 km (0.072 R)
• M67: 29,136,878 km (0.112 R)
• M68: 29,233,518 km (0.11 R)
• M69: 29,330,159 km (0.095 R)
• M70: 29,475,268 km (0.09 R)
• M71: 30,449,151 km (0.089 R)
• M72: 31,582,205 km (0.037 R)
• M73: 31,681,388 km (0.09 R)
• M74: 31,880,054 km (0.111 R)
• M75: 32,328,549 km (0.111 R)
• M76: 32,578,676 km (0.117 R)
• M77: 33,383,214 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.8

Radius: 12.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.05 AU - 6.65 AU

Year: 8252 Days

Day: 7.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 48,583,046 km

• M1: 178,919 km (0.081 R)
• M2: 341,682 km (0.104 R)
• M3: 485,595 km (0.1 R)
• M4: 599,588 km (0.067 R)
• M5: 712,535 km (0.065 R)
• M6: 871,557 km (0.104 R)
• M7: 1,169,556 km (0.117 R)
• M8: 1,361,191 km (0.038 R)
• M9: 2,643,394 km (0.107 R)
• M10: 2,838,919 km (0.068 R)
• M11: 3,286,366 km (0.052 R)
• M12: 3,391,234 km (0.063 R)
• M13: 3,888,198 km (0.04 R)
• M14: 4,477,763 km (0.098 R)
• M15: 4,806,879 km (0.056 R)
• M16: 5,464,062 km (0.117 R)
• M17: 6,410,568 km (0.056 R)
• M18: 7,518,041 km (0.08 R)
• M19: 8,022,934 km (0.073 R)
• M20: 8,452,130 km (0.118 R)
• M21: 9,065,631 km (0.056 R)
• M22: 9,273,422 km (0.119 R)
• M23: 9,362,882 km (0.103 R)
• M24: 9,512,779 km (0.081 R)
• M25: 9,723,862 km (0.081 R)
• M26: 10,181,481 km (0.089 R)
• M27: 10,677,398 km (0.092 R)
• M28: 11,054,535 km (0.119 R)
• M29: 11,984,136 km (0.069 R)
• M30: 12,343,320 km (0.097 R)
• M31: 13,172,841 km (0.032 R)
• M32: 13,509,735 km (0.068 R)
• M33: 13,611,312 km (0.114 R)
• M34: 13,815,363 km (0.04 R)
• M35: 13,917,838 km (0.08 R)
• M36: 14,364,388 km (0.091 R)
• M37: 15,413,069 km (0.062 R)
• M38: 16,631,094 km (0.083 R)
• M39: 17,068,519 km (0.11 R)
• M40: 17,472,732 km (0.111 R)
• M41: 17,880,087 km (0.089 R)
• M42: 18,178,385 km (0.104 R)
• M43: 18,553,577 km (0.119 R)
• M44: 18,666,523 km (0.068 R)
• M45: 18,969,160 km (0.119 R)
• M46: 19,273,442 km (0.045 R)
• M47: 20,740,398 km (0.081 R)
• M48: 21,171,839 km (0.116 R)
• M49: 21,606,121 km (0.039 R)
• M50: 21,685,558 km (0.117 R)
• M51: 21,884,074 km (0.09 R)
• M52: 23,332,331 km (0.11 R)
• M53: 23,535,784 km (0.078 R)
• M54: 23,821,815 km (0.086 R)
• M55: 24,438,607 km (0.113 R)
• M56: 25,102,373 km (0.07 R)
• M57: 26,109,017 km (0.062 R)
• M58: 26,659,687 km (0.107 R)
• M59: 27,043,256 km (0.097 R)
• M60: 27,988,565 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.6

Radius: 4.2

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.94 AU - 10.32 AU

Year: 19928 Days

Day: 23.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 48,583,046 km

• M1: 159,771 km (0.095 R)
• M2: 931,845 km (0.117 R)
• M3: 1,276,219 km (0.086 R)
• M4: 1,586,934 km (0.082 R)
• M5: 2,094,819 km (0.094 R)
• M6: 2,353,324 km (0.036 R)
• M7: 3,913,929 km (0.094 R)
• M8: 4,655,935 km (0.097 R)
• M9: 6,228,059 km (0.119 R)
• M10: 6,412,064 km (0.109 R)
• M11: 6,635,264 km (0.049 R)
• M12: 7,358,570 km (0.085 R)
• M13: 7,397,316 km (0.112 R)
• M14: 9,420,028 km (0.084 R)
• M15: 9,929,409 km (0.069 R)
• M16: 10,187,465 km (0.069 R)
• M17: 10,317,316 km (0.101 R)
• M18: 10,578,664 km (0.079 R)
• M19: 10,622,346 km (0.082 R)
• M20: 10,666,179 km (0.088 R)
• M21: 10,797,974 km (0.072 R)
• M22: 10,842,106 km (0.108 R)
• M23: 11,152,222 km (0.113 R)
• M24: 11,286,112 km (0.058 R)
• M25: 11,917,714 km (0.108 R)
• M26: 12,699,812 km (0.088 R)
• M27: 12,746,337 km (0.12 R)
• M28: 13,073,657 km (0.108 R)
• M29: 13,309,124 km (0.027 R)
• M30: 14,168,265 km (0.062 R)
• M31: 14,216,585 km (0.055 R)
• M32: 14,361,695 km (0.109 R)
• M33: 16,040,332 km (0.116 R)
• M34: 16,241,841 km (0.119 R)
• M35: 16,953,777 km (0.089 R)
• M36: 19,256,687 km (0.087 R)
• M37: 19,470,761 km (0.081 R)
• M38: 21,212,380 km (0.086 R)
• M39: 22,045,789 km (0.112 R)
• M40: 23,974,106 km (0.098 R)
• M41: 24,089,147 km (0.091 R)
• M42: 24,551,404 km (0.088 R)
• M43: 24,841,774 km (0.086 R)
• M44: 29,393,289 km (0.081 R)
• M45: 29,454,923 km (0.069 R)
• M46: 30,259,311 km (0.065 R)
• M47: 30,820,453 km (0.107 R)
• M48: 31,196,392 km (0.119 R)
• M49: 32,333,485 km (0.095 R)
• M50: 32,715,409 km (0.111 R)
• M51: 34,193,735 km (0.097 R)
• M52: 35,300,310 km (0.088 R)
• M53: 38,218,217 km (0.108 R)
• M54: 39,366,231 km (0.105 R)
• M55: 39,705,968 km (0.091 R)
• M56: 40,731,162 km (0.084 R)
• M57: 40,937,308 km (0.1 R)
• M58: 41,557,690 km (0.066 R)
• M59: 41,626,804 km (0.112 R)
• M60: 41,695,919 km (0.113 R)
• M61: 42,181,064 km (0.092 R)
• M62: 42,250,478 km (0.075 R)
• M63: 43,788,344 km (0.084 R)
• M64: 45,131,134 km (0.12 R)
• M65: 45,273,252 km (0.108 R)
• M66: 45,986,086 km (0.107 R)
• M67: 46,200,759 km (0.093 R)
• M68: 46,702,660 km (0.109 R)
• M69: 47,206,506 km (0.048 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: 450 - 17,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit