Star System Generated (Seed: 1766184847)
Star Details
Spectral Class: M1V
Temperature: 3,483 K
Mass: 0.32 sol
Luminosity: 0.02 lux
Habitable Zone (HZ)
Inner Boundary: 0.13 AU
Outer Boundary: 0.19 AU
Physical Limits
Snow Line: 0.68 AU
Max System Radius: 11.3 AU
Planetary System (7 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 0.74 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 193.8
Radius: 9.9
Gravity: 1.98 G
Time & Orbit
Eccentricity (e): 0.035
Orbit Range: 0.71 AU - 0.77 AU
Year: 411 Days
Day: 9.4 Hours
Environment
Temp: -149 °C
Axial Tilt: 5.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (37)
Outer Limit: 44,107,039 km
- M1: 123,418 km (0.101 R)
- M2: 193,131 km (0.075 R)
- M3: 260,749 km (0.089 R)
- M4: 333,753 km (0.111 R)
- M5: 428,000 km (0.071 R)
- M6: 512,522 km (0.104 R)
- M7: 620,382 km (0.11 R)
- M8: 686,205 km (0.086 R)
- M9: 766,988 km (0.04 R)
- M10: 829,071 km (0.106 R)
- M11: 919,129 km (0.08 R)
- M12: 1,092,064 km (0.099 R)
- M13: 1,159,383 km (0.101 R)
- M14: 1,228,199 km (0.112 R)
- M15: 1,366,277 km (0.117 R)
- M16: 1,458,729 km (0.038 R)
- M17: 1,549,385 km (0.037 R)
- M18: 1,662,481 km (0.074 R)
- M19: 1,732,493 km (0.053 R)
- M20: 1,811,929 km (0.11 R)
- M21: 1,905,428 km (0.118 R)
- M22: 1,974,542 km (0.087 R)
- M23: 2,084,198 km (0.097 R)
- M24: 2,209,561 km (0.097 R)
- M25: 2,323,704 km (0.094 R)
- M26: 2,458,491 km (0.07 R)
- M27: 2,538,825 km (0.111 R)
- M28: 2,745,869 km (0.043 R)
- M29: 2,834,281 km (0.106 R)
- M30: 2,933,465 km (0.073 R)
- M31: 3,028,908 km (0.104 R)
- M32: 3,125,399 km (0.111 R)
- M33: 3,264,375 km (0.094 R)
- M34: 3,326,757 km (0.097 R)
- M35: 3,389,589 km (0.088 R)
- M36: 3,639,567 km (0.092 R)
- M37: 3,715,114 km (0.038 R)
Planet 2 - Gas Giant
Semi-Major Axis: 1.36 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 259.5
Radius: 13.4
Gravity: 1.45 G
Time & Orbit
Eccentricity (e): 0.235
Orbit Range: 1.04 AU - 1.68 AU
Year: 1024 Days
Day: 14.6 Hours
Environment
Temp: -164 °C
Axial Tilt: 49.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (42)
Outer Limit: 44,107,039 km
- M1: 167,250 km (0.09 R)
- M2: 262,395 km (0.05 R)
- M3: 387,458 km (0.043 R)
- M4: 471,383 km (0.08 R)
- M5: 580,889 km (0.061 R)
- M6: 714,928 km (0.074 R)
- M7: 937,979 km (0.088 R)
- M8: 1,196,783 km (0.109 R)
- M9: 1,320,201 km (0.083 R)
- M10: 1,441,974 km (0.117 R)
- M11: 1,947,315 km (0.11 R)
- M12: 2,066,246 km (0.098 R)
- M13: 2,151,666 km (0.055 R)
- M14: 2,363,347 km (0.091 R)
- M15: 2,498,284 km (0.112 R)
- M16: 2,690,069 km (0.081 R)
- M17: 2,776,088 km (0.113 R)
- M18: 2,886,790 km (0.084 R)
- M19: 2,974,903 km (0.114 R)
- M20: 3,219,945 km (0.079 R)
- M21: 3,437,909 km (0.045 R)
- M22: 3,756,403 km (0.08 R)
- M23: 3,852,893 km (0.046 R)
- M24: 3,986,035 km (0.108 R)
- M25: 4,120,673 km (0.093 R)
- M26: 4,265,933 km (0.102 R)
- M27: 4,431,538 km (0.091 R)
- M28: 4,683,909 km (0.044 R)
- M29: 4,797,604 km (0.087 R)
- M30: 4,883,622 km (0.096 R)
- M31: 4,969,940 km (0.102 R)
- M32: 5,105,476 km (0.108 R)
- M33: 5,271,679 km (0.088 R)
- M34: 5,659,736 km (0.099 R)
- M35: 5,842,096 km (0.052 R)
- M36: 6,016,078 km (0.095 R)
- M37: 6,181,384 km (0.066 R)
- M38: 6,601,455 km (0.101 R)
- M39: 6,782,767 km (0.031 R)
- M40: 6,998,338 km (0.053 R)
- M41: 7,128,787 km (0.038 R)
- M42: 7,314,887 km (0.069 R)
Planet 3 - Gas Giant
Semi-Major Axis: 1.49 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 157.8
Radius: 12.4
Gravity: 1.03 G
Time & Orbit
Eccentricity (e): 0.103
Orbit Range: 1.34 AU - 1.64 AU
Year: 1174 Days
Day: 14.9 Hours
Environment
Temp: -188 °C
Axial Tilt: 61.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (46)
Outer Limit: 44,107,039 km
- M1: 154,834 km (0.108 R)
- M2: 273,764 km (0.1 R)
- M3: 392,096 km (0.111 R)
- M4: 566,677 km (0.112 R)
- M5: 698,173 km (0.109 R)
- M6: 775,366 km (0.094 R)
- M7: 884,871 km (0.08 R)
- M8: 1,083,837 km (0.092 R)
- M9: 1,175,390 km (0.093 R)
- M10: 1,252,882 km (0.088 R)
- M11: 1,349,522 km (0.062 R)
- M12: 1,454,839 km (0.088 R)
- M13: 1,612,067 km (0.06 R)
- M14: 1,692,850 km (0.113 R)
- M15: 1,787,844 km (0.094 R)
- M16: 1,963,622 km (0.082 R)
- M17: 2,104,393 km (0.056 R)
- M18: 2,269,549 km (0.103 R)
- M19: 2,417,651 km (0.093 R)
- M20: 2,627,687 km (0.1 R)
- M21: 2,753,498 km (0.055 R)
- M22: 2,889,184 km (0.077 R)
- M23: 3,057,930 km (0.052 R)
- M24: 3,151,429 km (0.112 R)
- M25: 3,365,503 km (0.098 R)
- M26: 3,470,222 km (0.074 R)
- M27: 3,707,933 km (0.069 R)
- M28: 3,858,129 km (0.072 R)
- M29: 3,959,407 km (0.092 R)
- M30: 4,044,528 km (0.082 R)
- M31: 4,182,008 km (0.047 R)
- M32: 4,391,296 km (0.112 R)
- M33: 4,488,385 km (0.119 R)
- M34: 4,586,072 km (0.093 R)
- M35: 4,792,966 km (0.11 R)
- M36: 5,002,852 km (0.103 R)
- M37: 5,095,154 km (0.118 R)
- M38: 5,545,892 km (0.09 R)
- M39: 5,650,910 km (0.095 R)
- M40: 5,872,913 km (0.073 R)
- M41: 5,980,175 km (0.077 R)
- M42: 6,117,506 km (0.103 R)
- M43: 6,425,528 km (0.105 R)
- M44: 6,687,773 km (0.107 R)
- M45: 6,943,286 km (0.078 R)
- M46: 7,025,714 km (0.068 R)
Planet 4 - Gas Giant
Semi-Major Axis: 2.39 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 418.1
Radius: 11.1
Gravity: 3.39 G
Time & Orbit
Eccentricity (e): 0.102
Orbit Range: 2.15 AU - 2.63 AU
Year: 2386 Days
Day: 7.2 Hours
Environment
Temp: -193 °C
Axial Tilt: 31 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (69)
Outer Limit: 44,107,039 km
- M1: 143,464 km (0.085 R)
- M2: 262,095 km (0.115 R)
- M3: 332,556 km (0.05 R)
- M4: 406,906 km (0.08 R)
- M5: 542,741 km (0.112 R)
- M6: 673,041 km (0.081 R)
- M7: 766,390 km (0.086 R)
- M8: 1,002,904 km (0.101 R)
- M9: 1,083,986 km (0.085 R)
- M10: 1,215,034 km (0.091 R)
- M11: 1,781,561 km (0.099 R)
- M12: 2,017,926 km (0.115 R)
- M13: 2,205,073 km (0.059 R)
- M14: 2,534,038 km (0.111 R)
- M15: 3,010,208 km (0.114 R)
- M16: 3,143,799 km (0.095 R)
- M17: 3,375,526 km (0.098 R)
- M18: 3,500,441 km (0.068 R)
- M19: 3,755,056 km (0.098 R)
- M20: 4,192,929 km (0.092 R)
- M21: 4,616,291 km (0.062 R)
- M22: 4,974,428 km (0.103 R)
- M23: 5,261,058 km (0.093 R)
- M24: 5,341,691 km (0.061 R)
- M25: 5,834,018 km (0.104 R)
- M26: 6,051,832 km (0.092 R)
- M27: 6,426,725 km (0.098 R)
- M28: 6,756,588 km (0.074 R)
- M29: 7,003,275 km (0.092 R)
- M30: 7,074,184 km (0.093 R)
- M31: 7,252,804 km (0.048 R)
- M32: 7,378,765 km (0.089 R)
- M33: 7,816,040 km (0.101 R)
- M34: 8,056,444 km (0.119 R)
- M35: 8,544,582 km (0.102 R)
- M36: 8,907,506 km (0.079 R)
- M37: 9,003,847 km (0.079 R)
- M38: 9,100,487 km (0.059 R)
- M39: 9,412,249 km (0.116 R)
- M40: 9,806,888 km (0.093 R)
- M41: 10,006,153 km (0.107 R)
- M42: 10,126,429 km (0.118 R)
- M43: 10,449,561 km (0.095 R)
- M44: 11,085,053 km (0.112 R)
- M45: 11,168,079 km (0.097 R)
- M46: 11,313,638 km (0.044 R)
- M47: 11,397,114 km (0.099 R)
- M48: 11,543,869 km (0.107 R)
- M49: 11,627,943 km (0.077 R)
- M50: 11,796,690 km (0.11 R)
- M51: 11,881,362 km (0.038 R)
- M52: 12,458,211 km (0.102 R)
- M53: 12,739,306 km (0.086 R)
- M54: 12,826,222 km (0.117 R)
- M55: 13,044,336 km (0.112 R)
- M56: 13,197,823 km (0.108 R)
- M57: 13,329,769 km (0.069 R)
- M58: 13,462,163 km (0.104 R)
- M59: 13,572,865 km (0.088 R)
- M60: 14,153,455 km (0.089 R)
- M61: 14,311,131 km (0.115 R)
- M62: 14,424,077 km (0.106 R)
- M63: 14,787,750 km (0.066 R)
- M64: 14,901,893 km (0.117 R)
- M65: 14,993,596 km (0.091 R)
- M66: 15,177,302 km (0.106 R)
- M67: 15,292,493 km (0.078 R)
- M68: 15,454,358 km (0.116 R)
- M69: 15,593,633 km (0.093 R)
Planet 5 - Gas Giant
Semi-Major Axis: 3.15 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 190.9
Radius: 12.2
Gravity: 1.28 G
Time & Orbit
Eccentricity (e): 0.25
Orbit Range: 2.36 AU - 3.94 AU
Year: 3610 Days
Day: 7.1 Hours
Environment
Temp: -212 °C
Axial Tilt: 39.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (62)
Outer Limit: 44,107,039 km
- M1: 189,690 km (0.096 R)
- M2: 277,504 km (0.086 R)
- M3: 376,987 km (0.046 R)
- M4: 648,806 km (0.117 R)
- M5: 748,887 km (0.052 R)
- M6: 888,611 km (0.114 R)
- M7: 1,019,809 km (0.1 R)
- M8: 1,120,338 km (0.11 R)
- M9: 1,332,319 km (0.066 R)
- M10: 1,526,347 km (0.106 R)
- M11: 1,675,496 km (0.104 R)
- M12: 1,863,241 km (0.088 R)
- M13: 2,128,628 km (0.066 R)
- M14: 2,468,514 km (0.094 R)
- M15: 2,645,040 km (0.112 R)
- M16: 2,917,906 km (0.097 R)
- M17: 3,159,208 km (0.118 R)
- M18: 3,323,616 km (0.068 R)
- M19: 3,647,046 km (0.038 R)
- M20: 3,790,810 km (0.117 R)
- M21: 4,158,821 km (0.09 R)
- M22: 4,309,167 km (0.103 R)
- M23: 4,507,533 km (0.117 R)
- M24: 5,136,742 km (0.041 R)
- M25: 5,265,995 km (0.117 R)
- M26: 5,379,839 km (0.102 R)
- M27: 5,461,818 km (0.079 R)
- M28: 5,793,626 km (0.085 R)
- M29: 6,166,275 km (0.093 R)
- M30: 6,320,959 km (0.044 R)
- M31: 6,476,989 km (0.09 R)
- M32: 6,952,860 km (0.097 R)
- M33: 7,042,170 km (0.101 R)
- M34: 7,367,246 km (0.104 R)
- M35: 7,458,351 km (0.091 R)
- M36: 7,586,557 km (0.068 R)
- M37: 7,734,060 km (0.079 R)
- M38: 7,845,212 km (0.092 R)
- M39: 8,238,804 km (0.057 R)
- M40: 8,409,495 km (0.045 R)
- M41: 8,677,275 km (0.089 R)
- M42: 8,812,212 km (0.042 R)
- M43: 9,896,946 km (0.1 R)
- M44: 10,139,145 km (0.087 R)
- M45: 11,044,362 km (0.086 R)
- M46: 11,358,817 km (0.068 R)
- M47: 11,676,263 km (0.074 R)
- M48: 11,825,412 km (0.113 R)
- M49: 12,147,198 km (0.12 R)
- M50: 12,341,675 km (0.066 R)
- M51: 12,537,199 km (0.059 R)
- M52: 12,646,256 km (0.03 R)
- M53: 12,975,371 km (0.113 R)
- M54: 13,351,760 km (0.109 R)
- M55: 13,844,086 km (0.061 R)
- M56: 13,934,294 km (0.078 R)
- M57: 14,115,307 km (0.094 R)
- M58: 14,206,113 km (0.052 R)
- M59: 14,525,355 km (0.052 R)
- M60: 14,823,803 km (0.083 R)
- M61: 15,287,107 km (0.098 R)
- M62: 15,450,468 km (0.088 R)
Planet 6 - Ice Giant
Semi-Major Axis: 6.93 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 944.6
Radius: 5.7
Gravity: 29.07 G
Time & Orbit
Eccentricity (e): 0.189
Orbit Range: 5.62 AU - 8.24 AU
Year: 11779 Days
Day: 20.7 Hours
Environment
Temp: -220 °C
Axial Tilt: 31.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (92)
Outer Limit: 44,107,039 km
- M1: 76,145 km (0.052 R)
- M2: 214,374 km (0.053 R)
- M3: 334,501 km (0.108 R)
- M4: 411,095 km (0.075 R)
- M5: 619,485 km (0.074 R)
- M6: 695,929 km (0.117 R)
- M7: 944,411 km (0.12 R)
- M8: 1,148,164 km (0.057 R)
- M9: 1,340,846 km (0.085 R)
- M10: 1,756,578 km (0.108 R)
- M11: 2,268,951 km (0.062 R)
- M12: 2,953,810 km (0.076 R)
- M13: 3,284,870 km (0.104 R)
- M14: 3,946,242 km (0.064 R)
- M15: 4,018,348 km (0.106 R)
- M16: 4,310,663 km (0.119 R)
- M17: 5,267,790 km (0.053 R)
- M18: 5,307,433 km (0.067 R)
- M19: 5,387,019 km (0.099 R)
- M20: 5,996,032 km (0.071 R)
- M21: 6,414,308 km (0.11 R)
- M22: 7,634,428 km (0.103 R)
- M23: 8,087,261 km (0.117 R)
- M24: 8,178,815 km (0.078 R)
- M25: 9,113,951 km (0.113 R)
- M26: 10,082,298 km (0.094 R)
- M27: 11,082,958 km (0.06 R)
- M28: 11,338,023 km (0.113 R)
- M29: 11,595,181 km (0.076 R)
- M30: 12,483,344 km (0.115 R)
- M31: 12,536,302 km (0.083 R)
- M32: 12,695,623 km (0.097 R)
- M33: 12,908,950 km (0.113 R)
- M34: 13,123,473 km (0.069 R)
- M35: 13,231,184 km (0.06 R)
- M36: 13,447,502 km (0.074 R)
- M37: 14,602,398 km (0.048 R)
- M38: 15,219,938 km (0.107 R)
- M39: 15,617,270 km (0.12 R)
- M40: 15,731,413 km (0.099 R)
- M41: 15,960,597 km (0.067 R)
- M42: 16,596,537 km (0.064 R)
- M43: 16,888,403 km (0.103 R)
- M44: 17,181,914 km (0.086 R)
- M45: 17,240,706 km (0.108 R)
- M46: 18,132,309 km (0.08 R)
- M47: 18,735,039 km (0.09 R)
- M48: 20,208,129 km (0.09 R)
- M49: 20,332,595 km (0.116 R)
- M50: 20,707,337 km (0.107 R)
- M51: 21,654,441 km (0.062 R)
- M52: 22,101,141 km (0.047 R)
- M53: 23,590,387 km (0.086 R)
- M54: 24,115,925 km (0.066 R)
- M55: 24,313,992 km (0.117 R)
- M56: 25,044,928 km (0.079 R)
- M57: 25,917,981 km (0.079 R)
- M58: 28,317,830 km (0.082 R)
- M59: 29,227,086 km (0.06 R)
- M60: 30,644,525 km (0.108 R)
- M61: 31,074,171 km (0.079 R)
- M62: 31,433,654 km (0.112 R)
- M63: 31,794,634 km (0.118 R)
- M64: 32,447,629 km (0.1 R)
- M65: 32,885,502 km (0.116 R)
- M66: 33,472,374 km (0.116 R)
- M67: 34,507,591 km (0.095 R)
- M68: 34,730,791 km (0.061 R)
- M69: 37,217,706 km (0.118 R)
- M70: 39,372,215 km (0.108 R)
- M71: 39,527,647 km (0.058 R)
- M72: 39,761,319 km (0.118 R)
- M73: 40,386,339 km (0.098 R)
- M74: 41,329,853 km (0.091 R)
- M75: 42,121,824 km (0.103 R)
- M76: 42,360,432 km (0.096 R)
- M77: 42,519,604 km (0.113 R)
- M78: 43,801,060 km (0.098 R)
- M79: 44,365,642 km (0.063 R)
- M80: 44,932,768 km (0.049 R)
- M81: 46,401,669 km (0.097 R)
- M82: 46,565,928 km (0.082 R)
- M83: 48,301,562 km (0.094 R)
- M84: 48,468,065 km (0.098 R)
- M85: 49,051,945 km (0.071 R)
- M86: 51,241,160 km (0.064 R)
- M87: 52,006,353 km (0.087 R)
- M88: 54,238,204 km (0.09 R)
- M89: 56,325,842 km (0.089 R)
- M90: 56,676,350 km (0.086 R)
- M91: 57,908,737 km (0.095 R)
- M92: 58,351,098 km (0.092 R)
Planet 7 - Ice Giant
Semi-Major Axis: 9.76 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 137.7
Radius: 6.6
Gravity: 3.16 G
Time & Orbit
Eccentricity (e): 0.093
Orbit Range: 8.85 AU - 10.67 AU
Year: 19687 Days
Day: 20 Hours
Environment
Temp: -228 °C
Axial Tilt: 16 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (68)
Outer Limit: 44,107,039 km
- M1: 434,283 km (0.104 R)
- M2: 559,646 km (0.055 R)
- M3: 1,078,301 km (0.119 R)
- M4: 1,474,287 km (0.074 R)
- M5: 1,666,371 km (0.078 R)
- M6: 1,912,160 km (0.1 R)
- M7: 2,193,404 km (0.098 R)
- M8: 3,500,291 km (0.072 R)
- M9: 3,843,917 km (0.099 R)
- M10: 4,812,115 km (0.084 R)
- M11: 5,001,655 km (0.105 R)
- M12: 5,226,052 km (0.032 R)
- M13: 5,486,502 km (0.077 R)
- M14: 6,190,061 km (0.093 R)
- M15: 6,570,039 km (0.102 R)
- M16: 7,028,706 km (0.068 R)
- M17: 7,243,828 km (0.065 R)
- M18: 7,497,696 km (0.09 R)
- M19: 7,644,152 km (0.099 R)
- M20: 7,828,307 km (0.118 R)
- M21: 8,201,404 km (0.064 R)
- M22: 8,276,652 km (0.035 R)
- M23: 8,427,895 km (0.033 R)
- M24: 8,925,907 km (0.108 R)
- M25: 9,237,070 km (0.071 R)
- M26: 9,354,654 km (0.057 R)
- M27: 10,558,019 km (0.073 R)
- M28: 11,639,911 km (0.068 R)
- M29: 12,756,510 km (0.111 R)
- M30: 12,931,390 km (0.11 R)
- M31: 14,631,270 km (0.078 R)
- M32: 15,414,415 km (0.104 R)
- M33: 15,553,990 km (0.105 R)
- M34: 15,600,515 km (0.088 R)
- M35: 15,647,189 km (0.069 R)
- M36: 16,022,381 km (0.106 R)
- M37: 16,352,842 km (0.098 R)
- M38: 16,924,905 km (0.032 R)
- M39: 17,358,140 km (0.093 R)
- M40: 17,454,930 km (0.109 R)
- M41: 18,186,613 km (0.093 R)
- M42: 18,729,504 km (0.113 R)
- M43: 18,878,503 km (0.071 R)
- M44: 18,928,170 km (0.077 R)
- M45: 21,678,676 km (0.1 R)
- M46: 22,940,534 km (0.051 R)
- M47: 23,153,262 km (0.093 R)
- M48: 23,526,958 km (0.083 R)
- M49: 23,634,070 km (0.105 R)
- M50: 23,956,453 km (0.063 R)
- M51: 24,496,951 km (0.028 R)
- M52: 27,371,922 km (0.111 R)
- M53: 28,963,494 km (0.12 R)
- M54: 30,877,599 km (0.103 R)
- M55: 31,347,785 km (0.111 R)
- M56: 33,613,146 km (0.104 R)
- M57: 35,930,865 km (0.095 R)
- M58: 36,425,286 km (0.097 R)
- M59: 36,797,635 km (0.115 R)
- M60: 36,984,184 km (0.073 R)
- M61: 38,236,468 km (0.082 R)
- M62: 38,425,559 km (0.079 R)
- M63: 40,846,801 km (0.114 R)
- M64: 40,975,605 km (0.079 R)
- M65: 41,751,270 km (0.108 R)
- M66: 42,270,973 km (0.105 R)
- M67: 43,975,042 km (0.065 R)
- M68: 44,041,015 km (0.094 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: 171 - 20,168 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.