Star System Generated (Seed: 1766763678)
Star Details
Spectral Class: M6V
Temperature: 2,833 K
Mass: 0.29 sol
Luminosity: 0.01 lux
Habitable Zone (HZ)
Inner Boundary: 0.1 AU
Outer Boundary: 0.14 AU
Physical Limits
Snow Line: 0.48 AU
Max System Radius: 10.8 AU
Planetary System (6 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 0.74 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 948.9
Radius: 8.9
Gravity: 11.98 G
Time & Orbit
Eccentricity (e): 0.114
Orbit Range: 0.66 AU - 0.82 AU
Year: 432 Days
Day: 13.3 Hours
Environment
Temp: -169 °C
Axial Tilt: 10.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (51)
Outer Limit: 35,040,832 km
- M1: 121,324 km (0.097 R)
- M2: 194,028 km (0.045 R)
- M3: 299,944 km (0.067 R)
- M4: 386,262 km (0.11 R)
- M5: 445,802 km (0.089 R)
- M6: 520,601 km (0.106 R)
- M7: 637,736 km (0.102 R)
- M8: 1,053,319 km (0.067 R)
- M9: 1,167,761 km (0.089 R)
- M10: 1,292,077 km (0.061 R)
- M11: 1,347,428 km (0.061 R)
- M12: 1,577,659 km (0.071 R)
- M13: 1,649,167 km (0.065 R)
- M14: 1,746,256 km (0.05 R)
- M15: 1,801,906 km (0.075 R)
- M16: 1,933,702 km (0.107 R)
- M17: 2,017,028 km (0.077 R)
- M18: 2,114,716 km (0.097 R)
- M19: 2,220,631 km (0.073 R)
- M20: 2,307,996 km (0.068 R)
- M21: 2,369,181 km (0.114 R)
- M22: 2,535,086 km (0.066 R)
- M23: 2,654,913 km (0.111 R)
- M24: 2,856,422 km (0.048 R)
- M25: 2,981,336 km (0.059 R)
- M26: 3,198,552 km (0.084 R)
- M27: 3,289,956 km (0.07 R)
- M28: 3,475,458 km (0.075 R)
- M29: 3,680,257 km (0.117 R)
- M30: 3,824,470 km (0.087 R)
- M31: 3,881,018 km (0.118 R)
- M32: 4,068,912 km (0.058 R)
- M33: 4,176,473 km (0.073 R)
- M34: 4,243,044 km (0.116 R)
- M35: 4,326,969 km (0.027 R)
- M36: 4,411,342 km (0.074 R)
- M37: 4,521,745 km (0.111 R)
- M38: 4,581,734 km (0.101 R)
- M39: 4,641,872 km (0.094 R)
- M40: 4,763,047 km (0.099 R)
- M41: 4,920,274 km (0.104 R)
- M42: 5,026,189 km (0.076 R)
- M43: 5,141,679 km (0.114 R)
- M44: 5,231,138 km (0.061 R)
- M45: 5,502,658 km (0.086 R)
- M46: 5,732,441 km (0.119 R)
- M47: 5,909,265 km (0.12 R)
- M48: 6,116,159 km (0.085 R)
- M49: 6,363,893 km (0.105 R)
- M50: 6,469,659 km (0.087 R)
- M51: 6,566,449 km (0.098 R)
Planet 2 - Gas Giant
Semi-Major Axis: 2.35 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 903.1
Radius: 10.3
Gravity: 8.51 G
Time & Orbit
Eccentricity (e): 0.033
Orbit Range: 2.27 AU - 2.43 AU
Year: 2443 Days
Day: 12.1 Hours
Environment
Temp: -207 °C
Axial Tilt: 23.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (74)
Outer Limit: 35,040,832 km
- M1: 250,427 km (0.115 R)
- M2: 316,549 km (0.097 R)
- M3: 450,888 km (0.069 R)
- M4: 564,283 km (0.096 R)
- M5: 832,662 km (0.055 R)
- M6: 966,103 km (0.062 R)
- M7: 1,278,613 km (0.101 R)
- M8: 1,521,261 km (0.08 R)
- M9: 1,622,539 km (0.107 R)
- M10: 1,805,497 km (0.038 R)
- M11: 1,899,444 km (0.034 R)
- M12: 2,263,416 km (0.05 R)
- M13: 2,409,274 km (0.059 R)
- M14: 2,543,313 km (0.043 R)
- M15: 2,679,896 km (0.095 R)
- M16: 2,850,139 km (0.09 R)
- M17: 3,104,156 km (0.099 R)
- M18: 3,217,701 km (0.097 R)
- M19: 3,448,979 km (0.079 R)
- M20: 3,875,482 km (0.066 R)
- M21: 4,015,656 km (0.036 R)
- M22: 4,574,254 km (0.105 R)
- M23: 4,685,256 km (0.111 R)
- M24: 4,797,155 km (0.085 R)
- M25: 4,947,800 km (0.117 R)
- M26: 5,467,802 km (0.055 R)
- M27: 5,565,938 km (0.03 R)
- M28: 5,864,087 km (0.096 R)
- M29: 5,984,962 km (0.105 R)
- M30: 6,310,936 km (0.096 R)
- M31: 6,393,364 km (0.086 R)
- M32: 6,476,241 km (0.088 R)
- M33: 6,832,135 km (0.052 R)
- M34: 7,497,546 km (0.094 R)
- M35: 8,682,810 km (0.046 R)
- M36: 8,866,815 km (0.075 R)
- M37: 9,191,892 km (0.106 R)
- M38: 9,402,974 km (0.073 R)
- M39: 9,615,702 km (0.081 R)
- M40: 9,805,991 km (0.104 R)
- M41: 9,877,798 km (0.119 R)
- M42: 10,142,287 km (0.052 R)
- M43: 10,531,092 km (0.058 R)
- M44: 10,604,544 km (0.117 R)
- M45: 12,392,538 km (0.105 R)
- M46: 12,651,791 km (0.11 R)
- M47: 12,729,881 km (0.105 R)
- M48: 12,939,169 km (0.081 R)
- M49: 13,175,832 km (0.085 R)
- M50: 13,546,835 km (0.089 R)
- M51: 13,840,645 km (0.115 R)
- M52: 14,001,912 km (0.091 R)
- M53: 14,082,844 km (0.084 R)
- M54: 14,516,529 km (0.108 R)
- M55: 15,453,011 km (0.076 R)
- M56: 15,928,583 km (0.084 R)
- M57: 16,125,753 km (0.082 R)
- M58: 16,522,636 km (0.1 R)
- M59: 16,636,630 km (0.089 R)
- M60: 16,750,773 km (0.073 R)
- M61: 17,123,870 km (0.099 R)
- M62: 17,354,849 km (0.094 R)
- M63: 17,470,787 km (0.117 R)
- M64: 17,732,434 km (0.1 R)
- M65: 17,936,785 km (0.082 R)
- M66: 18,024,748 km (0.08 R)
- M67: 18,851,576 km (0.09 R)
- M68: 18,940,886 km (0.099 R)
- M69: 19,269,552 km (0.106 R)
- M70: 19,630,382 km (0.103 R)
- M71: 20,114,930 km (0.076 R)
- M72: 20,206,184 km (0.054 R)
- M73: 20,328,107 km (0.101 R)
- M74: 20,511,514 km (0.057 R)
Planet 3 - Gas Giant
Semi-Major Axis: 3.53 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 413.5
Radius: 9.8
Gravity: 4.31 G
Time & Orbit
Eccentricity (e): 0.042
Orbit Range: 3.38 AU - 3.68 AU
Year: 4498 Days
Day: 10.6 Hours
Environment
Temp: -212 °C
Axial Tilt: 44 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (82)
Outer Limit: 35,040,832 km
- M1: 132,843 km (0.055 R)
- M2: 370,704 km (0.088 R)
- M3: 541,395 km (0.109 R)
- M4: 750,084 km (0.074 R)
- M5: 881,281 km (0.086 R)
- M6: 1,008,738 km (0.05 R)
- M7: 1,080,994 km (0.091 R)
- M8: 1,205,460 km (0.048 R)
- M9: 1,295,518 km (0.072 R)
- M10: 1,441,824 km (0.037 R)
- M11: 1,636,152 km (0.039 R)
- M12: 1,913,806 km (0.036 R)
- M13: 2,254,141 km (0.113 R)
- M14: 2,350,183 km (0.092 R)
- M15: 2,464,176 km (0.112 R)
- M16: 2,580,114 km (0.061 R)
- M17: 2,834,580 km (0.065 R)
- M18: 2,903,844 km (0.049 R)
- M19: 3,386,297 km (0.031 R)
- M20: 3,534,100 km (0.049 R)
- M21: 3,721,845 km (0.105 R)
- M22: 3,797,841 km (0.052 R)
- M23: 3,932,330 km (0.067 R)
- M24: 4,265,185 km (0.079 R)
- M25: 4,958,272 km (0.075 R)
- M26: 5,042,196 km (0.073 R)
- M27: 5,254,027 km (0.082 R)
- M28: 5,642,532 km (0.096 R)
- M29: 5,708,206 km (0.108 R)
- M30: 5,995,733 km (0.032 R)
- M31: 6,175,101 km (0.038 R)
- M32: 6,288,197 km (0.076 R)
- M33: 6,957,199 km (0.044 R)
- M34: 8,187,940 km (0.088 R)
- M35: 8,764,939 km (0.051 R)
- M36: 8,866,516 km (0.118 R)
- M37: 9,148,209 km (0.056 R)
- M38: 9,825,738 km (0.108 R)
- M39: 10,117,154 km (0.1 R)
- M40: 10,465,418 km (0.099 R)
- M41: 10,817,422 km (0.105 R)
- M42: 11,118,563 km (0.117 R)
- M43: 11,201,141 km (0.107 R)
- M44: 12,151,237 km (0.112 R)
- M45: 12,607,211 km (0.047 R)
- M46: 12,779,697 km (0.115 R)
- M47: 12,981,954 km (0.115 R)
- M48: 13,301,943 km (0.064 R)
- M49: 13,565,535 km (0.064 R)
- M50: 13,712,889 km (0.036 R)
- M51: 13,860,542 km (0.08 R)
- M52: 14,098,103 km (0.096 R)
- M53: 14,427,069 km (0.106 R)
- M54: 14,637,553 km (0.098 R)
- M55: 14,909,821 km (0.071 R)
- M56: 15,092,331 km (0.051 R)
- M57: 15,306,106 km (0.064 R)
- M58: 15,582,413 km (0.09 R)
- M59: 15,767,616 km (0.081 R)
- M60: 15,829,399 km (0.077 R)
- M61: 16,233,613 km (0.095 R)
- M62: 16,704,248 km (0.102 R)
- M63: 17,084,077 km (0.104 R)
- M64: 17,466,599 km (0.073 R)
- M65: 17,530,626 km (0.11 R)
- M66: 18,207,856 km (0.119 R)
- M67: 18,500,769 km (0.103 R)
- M68: 18,565,993 km (0.025 R)
- M69: 18,729,504 km (0.096 R)
- M70: 19,355,421 km (0.103 R)
- M71: 19,687,678 km (0.103 R)
- M72: 19,787,610 km (0.049 R)
- M73: 19,854,480 km (0.068 R)
- M74: 20,458,855 km (0.04 R)
- M75: 20,899,122 km (0.101 R)
- M76: 21,035,106 km (0.065 R)
- M77: 21,137,431 km (0.119 R)
- M78: 21,788,930 km (0.104 R)
- M79: 21,927,009 km (0.067 R)
- M80: 22,656,298 km (0.12 R)
- M81: 22,866,035 km (0.062 R)
- M82: 22,936,196 km (0.055 R)
Planet 4 - Gas Giant
Semi-Major Axis: 3.56 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 651.7
Radius: 12.7
Gravity: 4.04 G
Time & Orbit
Eccentricity (e): 0.074
Orbit Range: 3.3 AU - 3.82 AU
Year: 4556 Days
Day: 10.8 Hours
Environment
Temp: -221 °C
Axial Tilt: 37 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (78)
Outer Limit: 35,040,832 km
- M1: 208,988 km (0.052 R)
- M2: 295,007 km (0.104 R)
- M3: 396,883 km (0.09 R)
- M4: 671,994 km (0.057 R)
- M5: 774,169 km (0.09 R)
- M6: 970,591 km (0.05 R)
- M7: 1,088,773 km (0.095 R)
- M8: 1,399,338 km (0.086 R)
- M9: 1,519,316 km (0.086 R)
- M10: 2,172,460 km (0.091 R)
- M11: 2,384,291 km (0.099 R)
- M12: 2,474,648 km (0.058 R)
- M13: 2,658,953 km (0.108 R)
- M14: 2,771,899 km (0.045 R)
- M15: 2,886,341 km (0.104 R)
- M16: 2,982,982 km (0.1 R)
- M17: 3,199,450 km (0.037 R)
- M18: 3,944,148 km (0.039 R)
- M19: 4,095,092 km (0.059 R)
- M20: 4,582,332 km (0.117 R)
- M21: 4,764,094 km (0.095 R)
- M22: 5,205,557 km (0.074 R)
- M23: 5,300,253 km (0.096 R)
- M24: 5,443,268 km (0.107 R)
- M25: 5,904,778 km (0.112 R)
- M26: 6,429,716 km (0.103 R)
- M27: 6,557,024 km (0.103 R)
- M28: 6,943,735 km (0.094 R)
- M29: 7,364,404 km (0.101 R)
- M30: 7,604,808 km (0.117 R)
- M31: 7,766,523 km (0.051 R)
- M32: 8,011,116 km (0.102 R)
- M33: 8,341,428 km (0.105 R)
- M34: 8,648,103 km (0.099 R)
- M35: 8,788,725 km (0.026 R)
- M36: 9,129,360 km (0.117 R)
- M37: 9,474,482 km (0.112 R)
- M38: 9,735,979 km (0.118 R)
- M39: 9,941,227 km (0.067 R)
- M40: 10,147,822 km (0.086 R)
- M41: 10,655,408 km (0.114 R)
- M42: 10,745,914 km (0.115 R)
- M43: 11,417,010 km (0.067 R)
- M44: 11,788,911 km (0.067 R)
- M45: 12,512,665 km (0.106 R)
- M46: 12,896,084 km (0.106 R)
- M47: 13,024,739 km (0.074 R)
- M48: 13,153,842 km (0.062 R)
- M49: 13,250,931 km (0.097 R)
- M50: 13,348,319 km (0.08 R)
- M51: 13,511,081 km (0.09 R)
- M52: 14,268,346 km (0.101 R)
- M53: 14,468,208 km (0.061 R)
- M54: 14,870,776 km (0.1 R)
- M55: 15,107,141 km (0.116 R)
- M56: 15,961,943 km (0.12 R)
- M57: 16,727,136 km (0.101 R)
- M58: 18,076,958 km (0.086 R)
- M59: 18,184,968 km (0.113 R)
- M60: 18,365,532 km (0.094 R)
- M61: 18,474,140 km (0.106 R)
- M62: 18,983,970 km (0.095 R)
- M63: 19,093,775 km (0.072 R)
- M64: 20,766,728 km (0.108 R)
- M65: 20,993,368 km (0.098 R)
- M66: 21,754,672 km (0.104 R)
- M67: 21,908,010 km (0.062 R)
- M68: 22,331,521 km (0.051 R)
- M69: 22,874,562 km (0.107 R)
- M70: 22,991,547 km (0.108 R)
- M71: 23,147,727 km (0.097 R)
- M72: 24,092,438 km (0.11 R)
- M73: 24,889,346 km (0.083 R)
- M74: 25,735,322 km (0.099 R)
- M75: 26,100,939 km (0.095 R)
- M76: 26,223,160 km (0.074 R)
- M77: 26,509,042 km (0.047 R)
- M78: 27,621,452 km (0.063 R)
Planet 5 - Gas Giant
Semi-Major Axis: 3.63 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 230.5
Radius: 12.9
Gravity: 1.39 G
Time & Orbit
Eccentricity (e): 0.125
Orbit Range: 3.18 AU - 4.08 AU
Year: 4691 Days
Day: 6 Hours
Environment
Temp: -223 °C
Axial Tilt: 20.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (66)
Outer Limit: 35,040,832 km
- M1: 174,730 km (0.116 R)
- M2: 296,802 km (0.067 R)
- M3: 383,719 km (0.114 R)
- M4: 570,566 km (0.045 R)
- M5: 690,544 km (0.111 R)
- M6: 908,807 km (0.118 R)
- M7: 1,161,927 km (0.101 R)
- M8: 1,343,688 km (0.051 R)
- M9: 1,560,007 km (0.037 R)
- M10: 1,710,801 km (0.096 R)
- M11: 1,801,009 km (0.067 R)
- M12: 1,946,418 km (0.1 R)
- M13: 2,054,577 km (0.113 R)
- M14: 2,234,843 km (0.069 R)
- M15: 2,348,537 km (0.028 R)
- M16: 2,641,450 km (0.092 R)
- M17: 2,761,876 km (0.102 R)
- M18: 2,899,805 km (0.054 R)
- M19: 3,150,531 km (0.116 R)
- M20: 3,640,165 km (0.099 R)
- M21: 3,980,051 km (0.085 R)
- M22: 4,171,537 km (0.083 R)
- M23: 4,294,955 km (0.1 R)
- M24: 4,383,816 km (0.1 R)
- M25: 4,581,584 km (0.112 R)
- M26: 4,819,295 km (0.071 R)
- M27: 4,911,747 km (0.092 R)
- M28: 5,173,992 km (0.042 R)
- M29: 5,460,023 km (0.082 R)
- M30: 5,634,155 km (0.081 R)
- M31: 5,948,460 km (0.09 R)
- M32: 6,410,269 km (0.111 R)
- M33: 6,491,800 km (0.074 R)
- M34: 6,759,131 km (0.101 R)
- M35: 7,030,202 km (0.048 R)
- M36: 7,411,378 km (0.096 R)
- M37: 7,561,424 km (0.051 R)
- M38: 7,842,968 km (0.104 R)
- M39: 7,974,015 km (0.049 R)
- M40: 8,216,214 km (0.076 R)
- M41: 8,349,356 km (0.104 R)
- M42: 8,798,449 km (0.091 R)
- M43: 9,048,726 km (0.059 R)
- M44: 9,232,433 km (0.098 R)
- M45: 10,073,771 km (0.11 R)
- M46: 11,530,256 km (0.029 R)
- M47: 12,055,494 km (0.061 R)
- M48: 12,819,490 km (0.064 R)
- M49: 13,783,349 km (0.035 R)
- M50: 13,994,881 km (0.068 R)
- M51: 14,180,831 km (0.08 R)
- M52: 14,340,901 km (0.029 R)
- M53: 14,474,641 km (0.088 R)
- M54: 15,395,715 km (0.074 R)
- M55: 15,532,747 km (0.116 R)
- M56: 15,863,209 km (0.086 R)
- M57: 15,946,235 km (0.1 R)
- M58: 16,057,237 km (0.108 R)
- M59: 16,335,639 km (0.118 R)
- M60: 16,503,338 km (0.106 R)
- M61: 17,550,822 km (0.065 R)
- M62: 18,039,409 km (0.076 R)
- M63: 18,241,815 km (0.045 R)
- M64: 18,590,677 km (0.093 R)
- M65: 18,736,685 km (0.113 R)
- M66: 19,413,166 km (0.117 R)
Planet 6 - Gas Giant
Semi-Major Axis: 5.41 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 367.4
Radius: 12.6
Gravity: 2.31 G
Time & Orbit
Eccentricity (e): 0.034
Orbit Range: 5.23 AU - 5.59 AU
Year: 8535 Days
Day: 7.9 Hours
Environment
Temp: -221 °C
Axial Tilt: 41.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (76)
Outer Limit: 35,040,832 km
- M1: 172,935 km (0.098 R)
- M2: 337,942 km (0.107 R)
- M3: 570,417 km (0.076 R)
- M4: 775,216 km (0.115 R)
- M5: 902,075 km (0.081 R)
- M6: 990,787 km (0.076 R)
- M7: 1,098,497 km (0.085 R)
- M8: 1,210,546 km (0.095 R)
- M9: 1,377,647 km (0.107 R)
- M10: 1,517,072 km (0.065 R)
- M11: 1,624,932 km (0.085 R)
- M12: 2,023,311 km (0.06 R)
- M13: 2,122,794 km (0.084 R)
- M14: 2,223,922 km (0.09 R)
- M15: 2,306,051 km (0.062 R)
- M16: 2,389,228 km (0.114 R)
- M17: 2,887,538 km (0.118 R)
- M18: 3,045,813 km (0.119 R)
- M19: 3,183,742 km (0.112 R)
- M20: 3,300,279 km (0.049 R)
- M21: 3,442,097 km (0.082 R)
- M22: 3,634,331 km (0.031 R)
- M23: 4,029,718 km (0.114 R)
- M24: 4,335,346 km (0.066 R)
- M25: 4,622,275 km (0.1 R)
- M26: 4,888,559 km (0.072 R)
- M27: 5,576,410 km (0.108 R)
- M28: 5,803,051 km (0.114 R)
- M29: 5,917,493 km (0.047 R)
- M30: 6,148,622 km (0.101 R)
- M31: 6,890,328 km (0.102 R)
- M32: 6,981,284 km (0.084 R)
- M33: 8,135,431 km (0.086 R)
- M34: 8,392,889 km (0.054 R)
- M35: 8,948,645 km (0.067 R)
- M36: 9,147,760 km (0.095 R)
- M37: 10,969,264 km (0.063 R)
- M38: 11,218,045 km (0.088 R)
- M39: 11,396,964 km (0.103 R)
- M40: 11,576,781 km (0.105 R)
- M41: 12,048,762 km (0.11 R)
- M42: 12,305,622 km (0.107 R)
- M43: 12,416,174 km (0.106 R)
- M44: 13,086,822 km (0.082 R)
- M45: 13,275,165 km (0.108 R)
- M46: 14,580,108 km (0.088 R)
- M47: 14,697,243 km (0.115 R)
- M48: 14,971,605 km (0.027 R)
- M49: 15,685,187 km (0.113 R)
- M50: 16,086,558 km (0.098 R)
- M51: 16,491,071 km (0.103 R)
- M52: 16,735,514 km (0.106 R)
- M53: 16,981,153 km (0.064 R)
- M54: 17,641,927 km (0.092 R)
- M55: 17,808,430 km (0.086 R)
- M56: 20,107,300 km (0.077 R)
- M57: 20,499,546 km (0.047 R)
- M58: 20,806,371 km (0.097 R)
- M59: 21,335,798 km (0.115 R)
- M60: 22,003,902 km (0.062 R)
- M61: 22,498,173 km (0.115 R)
- M62: 23,178,096 km (0.06 R)
- M63: 24,744,236 km (0.094 R)
- M64: 24,837,435 km (0.056 R)
- M65: 24,977,459 km (0.114 R)
- M66: 25,399,026 km (0.082 R)
- M67: 25,917,532 km (0.112 R)
- M68: 26,201,917 km (0.096 R)
- M69: 26,439,628 km (0.03 R)
- M70: 27,061,058 km (0.113 R)
- M71: 28,464,585 km (0.089 R)
- M72: 28,905,001 km (0.118 R)
- M73: 30,389,162 km (0.112 R)
- M74: 31,948,869 km (0.101 R)
- M75: 32,661,703 km (0.096 R)
- M76: 33,122,764 km (0.076 R)
Kuiper Belt
Range: 30 - 60 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 410 - 16,075 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.