G6V Star System Generated (Seed: 1766876333)
Star Details
Spectral Class: G3V
Temperature: 5,760 K
Mass: 1.04 sol
Luminosity: 1.15 lux
Habitable Zone (HZ)
Inner Boundary: 1.02 AU
Outer Boundary: 1.47 AU
Physical Limits
Snow Line: 5.15 AU
Max System Radius: 20.4 AU
Planetary System (6 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 6.83 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 38.5
Radius: 14.7
Gravity: 0.18 G
Time & Orbit
Eccentricity (e): 0.051
Orbit Range: 6.48 AU - 7.18 AU
Year: 6393 Days
Day: 8.5 Hours
Environment
Temp: -161 °C
Axial Tilt: 39.5 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (47)
Outer Limit: 67,100,658 km
- M1: 185,053 km (0.111 R)
- M2: 342,280 km (0.117 R)
- M3: 504,294 km (0.09 R)
- M4: 748,588 km (0.081 R)
- M5: 872,006 km (0.118 R)
- M6: 1,075,609 km (0.078 R)
- M7: 1,243,757 km (0.087 R)
- M8: 1,376,151 km (0.069 R)
- M9: 1,541,756 km (0.044 R)
- M10: 1,675,347 km (0.089 R)
- M11: 2,195,947 km (0.053 R)
- M12: 2,458,342 km (0.115 R)
- M13: 2,593,429 km (0.057 R)
- M14: 2,766,065 km (0.111 R)
- M15: 2,990,162 km (0.117 R)
- M16: 3,331,844 km (0.077 R)
- M17: 3,609,198 km (0.05 R)
- M18: 3,868,003 km (0.11 R)
- M19: 3,973,319 km (0.078 R)
- M20: 4,227,337 km (0.06 R)
- M21: 4,625,417 km (0.108 R)
- M22: 4,723,403 km (0.102 R)
- M23: 5,021,402 km (0.095 R)
- M24: 5,281,852 km (0.104 R)
- M25: 5,740,968 km (0.1 R)
- M26: 5,907,022 km (0.053 R)
- M27: 6,166,873 km (0.104 R)
- M28: 6,666,231 km (0.096 R)
- M29: 6,985,024 km (0.097 R)
- M30: 7,097,821 km (0.108 R)
- M31: 7,325,359 km (0.065 R)
- M32: 7,670,930 km (0.103 R)
- M33: 8,174,177 km (0.065 R)
- M34: 8,464,098 km (0.058 R)
- M35: 8,601,878 km (0.035 R)
- M36: 9,054,262 km (0.097 R)
- M37: 9,407,761 km (0.118 R)
- M38: 9,568,280 km (0.11 R)
- M39: 9,819,754 km (0.051 R)
- M40: 10,347,834 km (0.09 R)
- M41: 11,166,883 km (0.103 R)
- M42: 11,488,817 km (0.072 R)
- M43: 11,775,596 km (0.091 R)
- M44: 11,967,979 km (0.079 R)
- M45: 12,866,763 km (0.084 R)
- M46: 12,985,694 km (0.081 R)
- M47: 13,264,394 km (0.066 R)
Planet 2 - Gas Giant
Semi-Major Axis: 7.69 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 260.9
Radius: 14.2
Gravity: 1.29 G
Time & Orbit
Eccentricity (e): 0.091
Orbit Range: 6.99 AU - 8.39 AU
Year: 7638 Days
Day: 7.2 Hours
Environment
Temp: -160 °C
Axial Tilt: 31.2 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (69)
Outer Limit: 67,100,658 km
- M1: 181,313 km (0.036 R)
- M2: 538,702 km (0.116 R)
- M3: 688,300 km (0.061 R)
- M4: 1,034,918 km (0.081 R)
- M5: 1,144,424 km (0.085 R)
- M6: 1,802,804 km (0.114 R)
- M7: 2,343,600 km (0.1 R)
- M8: 2,585,201 km (0.076 R)
- M9: 2,815,731 km (0.078 R)
- M10: 2,933,614 km (0.113 R)
- M11: 3,590,498 km (0.075 R)
- M12: 4,224,793 km (0.088 R)
- M13: 4,846,971 km (0.119 R)
- M14: 5,424,419 km (0.073 R)
- M15: 5,746,353 km (0.108 R)
- M16: 5,846,734 km (0.062 R)
- M17: 5,972,994 km (0.108 R)
- M18: 6,100,302 km (0.117 R)
- M19: 6,228,358 km (0.099 R)
- M20: 6,409,222 km (0.105 R)
- M21: 6,565,701 km (0.1 R)
- M22: 6,749,856 km (0.098 R)
- M23: 6,882,549 km (0.12 R)
- M24: 7,285,566 km (0.114 R)
- M25: 7,449,076 km (0.115 R)
- M26: 8,086,812 km (0.073 R)
- M27: 8,256,157 km (0.07 R)
- M28: 8,916,033 km (0.112 R)
- M29: 9,712,492 km (0.065 R)
- M30: 10,073,771 km (0.114 R)
- M31: 10,902,992 km (0.067 R)
- M32: 12,626,808 km (0.082 R)
- M33: 13,687,906 km (0.085 R)
- M34: 13,923,822 km (0.12 R)
- M35: 14,743,020 km (0.118 R)
- M36: 15,193,309 km (0.116 R)
- M37: 15,613,081 km (0.114 R)
- M38: 15,824,313 km (0.078 R)
- M39: 16,107,652 km (0.107 R)
- M40: 16,499,748 km (0.084 R)
- M41: 16,750,922 km (0.114 R)
- M42: 16,931,188 km (0.066 R)
- M43: 17,220,959 km (0.032 R)
- M44: 17,330,016 km (0.083 R)
- M45: 17,439,222 km (0.075 R)
- M46: 18,880,897 km (0.118 R)
- M47: 19,030,944 km (0.087 R)
- M48: 19,673,018 km (0.065 R)
- M49: 19,825,159 km (0.06 R)
- M50: 20,054,043 km (0.089 R)
- M51: 20,437,612 km (0.04 R)
- M52: 20,939,812 km (0.113 R)
- M53: 21,838,148 km (0.116 R)
- M54: 22,789,141 km (0.089 R)
- M55: 22,908,969 km (0.067 R)
- M56: 23,875,072 km (0.119 R)
- M57: 24,240,689 km (0.069 R)
- M58: 24,363,060 km (0.109 R)
- M59: 24,526,571 km (0.059 R)
- M60: 24,854,489 km (0.071 R)
- M61: 25,266,482 km (0.064 R)
- M62: 25,431,788 km (0.082 R)
- M63: 25,763,745 km (0.095 R)
- M64: 25,930,248 km (0.081 R)
- M65: 26,557,960 km (0.083 R)
- M66: 26,894,705 km (0.084 R)
- M67: 27,317,618 km (0.061 R)
- M68: 28,556,738 km (0.091 R)
- M69: 28,772,158 km (0.095 R)
Planet 3 - Gas Giant
Semi-Major Axis: 8.22 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 432.7
Radius: 9.7
Gravity: 4.6 G
Time & Orbit
Eccentricity (e): 0.082
Orbit Range: 7.55 AU - 8.89 AU
Year: 8441 Days
Day: 7.3 Hours
Environment
Temp: -168 °C
Axial Tilt: 3.5 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (73)
Outer Limit: 67,100,658 km
- M1: 126,709 km (0.107 R)
- M2: 201,808 km (0.102 R)
- M3: 370,704 km (0.093 R)
- M4: 542,292 km (0.101 R)
- M5: 769,831 km (0.11 R)
- M6: 902,973 km (0.093 R)
- M7: 1,044,044 km (0.079 R)
- M8: 1,243,906 km (0.108 R)
- M9: 1,738,626 km (0.116 R)
- M10: 1,936,694 km (0.106 R)
- M11: 2,121,298 km (0.082 R)
- M12: 2,354,820 km (0.102 R)
- M13: 2,485,868 km (0.106 R)
- M14: 2,870,185 km (0.074 R)
- M15: 3,297,586 km (0.097 R)
- M16: 3,419,957 km (0.086 R)
- M17: 3,694,469 km (0.081 R)
- M18: 4,159,120 km (0.077 R)
- M19: 4,344,921 km (0.103 R)
- M20: 4,479,259 km (0.058 R)
- M21: 4,642,321 km (0.056 R)
- M22: 4,835,153 km (0.056 R)
- M23: 5,002,553 km (0.057 R)
- M24: 5,343,038 km (0.086 R)
- M25: 5,429,356 km (0.061 R)
- M26: 5,720,473 km (0.086 R)
- M27: 6,136,654 km (0.08 R)
- M28: 6,257,380 km (0.059 R)
- M29: 6,562,559 km (0.106 R)
- M30: 6,717,094 km (0.075 R)
- M31: 6,810,293 km (0.119 R)
- M32: 7,930,183 km (0.066 R)
- M33: 9,209,694 km (0.115 R)
- M34: 9,313,515 km (0.049 R)
- M35: 9,382,778 km (0.097 R)
- M36: 9,557,060 km (0.087 R)
- M37: 10,050,583 km (0.115 R)
- M38: 10,157,396 km (0.113 R)
- M39: 11,209,518 km (0.053 R)
- M40: 11,283,419 km (0.102 R)
- M41: 13,494,476 km (0.071 R)
- M42: 14,047,838 km (0.056 R)
- M43: 15,217,544 km (0.072 R)
- M44: 17,178,922 km (0.061 R)
- M45: 20,109,544 km (0.081 R)
- M46: 20,199,452 km (0.119 R)
- M47: 21,931,646 km (0.094 R)
- M48: 22,024,098 km (0.096 R)
- M49: 22,302,350 km (0.066 R)
- M50: 22,534,974 km (0.071 R)
- M51: 23,285,208 km (0.055 R)
- M52: 24,521,784 km (0.093 R)
- M53: 25,099,680 km (0.091 R)
- M54: 26,860,298 km (0.116 R)
- M55: 27,356,364 km (0.085 R)
- M56: 28,609,845 km (0.106 R)
- M57: 28,710,973 km (0.061 R)
- M58: 29,319,986 km (0.113 R)
- M59: 29,677,076 km (0.094 R)
- M60: 29,933,188 km (0.098 R)
- M61: 30,654,100 km (0.096 R)
- M62: 30,809,233 km (0.037 R)
- M63: 30,912,904 km (0.1 R)
- M64: 31,484,817 km (0.113 R)
- M65: 31,641,446 km (0.105 R)
- M66: 32,007,811 km (0.117 R)
- M67: 33,540,890 km (0.104 R)
- M68: 34,289,478 km (0.117 R)
- M69: 34,558,155 km (0.069 R)
- M70: 34,719,721 km (0.084 R)
- M71: 34,827,431 km (0.073 R)
- M72: 35,422,681 km (0.047 R)
- M73: 36,130,279 km (0.085 R)
Planet 4 - Gas Giant
Semi-Major Axis: 12.32 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 561.1
Radius: 8.5
Gravity: 7.77 G
Time & Orbit
Eccentricity (e): 0.176
Orbit Range: 10.15 AU - 14.49 AU
Year: 15488 Days
Day: 11.9 Hours
Environment
Temp: -174 °C
Axial Tilt: 2.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (92)
Outer Limit: 67,100,658 km
- M1: 567,275 km (0.032 R)
- M2: 857,794 km (0.119 R)
- M3: 1,145,022 km (0.057 R)
- M4: 1,263,504 km (0.068 R)
- M5: 1,888,224 km (0.032 R)
- M6: 2,029,295 km (0.047 R)
- M7: 2,086,741 km (0.09 R)
- M8: 2,565,903 km (0.116 R)
- M9: 3,144,697 km (0.083 R)
- M10: 3,245,077 km (0.073 R)
- M11: 3,414,721 km (0.086 R)
- M12: 3,905,252 km (0.09 R)
- M13: 3,977,209 km (0.116 R)
- M14: 4,158,970 km (0.112 R)
- M15: 4,418,074 km (0.075 R)
- M16: 4,493,022 km (0.106 R)
- M17: 4,606,418 km (0.106 R)
- M18: 5,873,063 km (0.085 R)
- M19: 6,163,731 km (0.065 R)
- M20: 7,151,975 km (0.117 R)
- M21: 7,868,250 km (0.092 R)
- M22: 8,050,909 km (0.109 R)
- M23: 9,176,034 km (0.117 R)
- M24: 9,708,004 km (0.119 R)
- M25: 9,854,909 km (0.085 R)
- M26: 10,700,885 km (0.106 R)
- M27: 11,005,018 km (0.077 R)
- M28: 12,144,505 km (0.077 R)
- M29: 12,461,802 km (0.112 R)
- M30: 12,515,059 km (0.103 R)
- M31: 12,781,792 km (0.093 R)
- M32: 13,158,629 km (0.066 R)
- M33: 13,484,453 km (0.111 R)
- M34: 14,255,181 km (0.08 R)
- M35: 14,366,482 km (0.03 R)
- M36: 14,477,932 km (0.07 R)
- M37: 14,702,030 km (0.087 R)
- M38: 15,494,899 km (0.109 R)
- M39: 16,012,058 km (0.113 R)
- M40: 16,127,698 km (0.101 R)
- M41: 17,004,192 km (0.094 R)
- M42: 17,477,968 km (0.028 R)
- M43: 18,377,949 km (0.026 R)
- M44: 18,438,536 km (0.105 R)
- M45: 18,742,220 km (0.104 R)
- M46: 19,293,039 km (0.112 R)
- M47: 19,911,177 km (0.117 R)
- M48: 20,473,217 km (0.081 R)
- M49: 21,357,789 km (0.065 R)
- M50: 21,676,731 km (0.053 R)
- M51: 21,740,610 km (0.03 R)
- M52: 23,491,653 km (0.085 R)
- M53: 23,557,476 km (0.08 R)
- M54: 23,623,299 km (0.081 R)
- M55: 25,760,454 km (0.114 R)
- M56: 26,509,191 km (0.029 R)
- M57: 27,058,365 km (0.11 R)
- M58: 27,196,295 km (0.107 R)
- M59: 27,403,488 km (0.083 R)
- M60: 27,472,602 km (0.073 R)
- M61: 29,009,720 km (0.115 R)
- M62: 29,646,408 km (0.034 R)
- M63: 29,859,735 km (0.116 R)
- M64: 31,874,968 km (0.113 R)
- M65: 32,093,381 km (0.12 R)
- M66: 33,119,772 km (0.105 R)
- M67: 36,338,669 km (0.114 R)
- M68: 36,566,956 km (0.03 R)
- M69: 37,946,547 km (0.104 R)
- M70: 38,178,125 km (0.109 R)
- M71: 38,565,284 km (0.028 R)
- M72: 38,720,417 km (0.069 R)
- M73: 40,756,593 km (0.06 R)
- M74: 42,747,143 km (0.077 R)
- M75: 43,229,596 km (0.083 R)
- M76: 43,794,627 km (0.045 R)
- M77: 44,037,574 km (0.107 R)
- M78: 45,586,660 km (0.067 R)
- M79: 46,739,461 km (0.095 R)
- M80: 47,735,185 km (0.102 R)
- M81: 48,235,589 km (0.096 R)
- M82: 51,189,549 km (0.096 R)
- M83: 54,201,702 km (0.036 R)
- M84: 54,462,451 km (0.092 R)
- M85: 54,810,865 km (0.029 R)
- M86: 55,860,743 km (0.087 R)
- M87: 56,036,370 km (0.114 R)
- M88: 56,476,188 km (0.105 R)
- M89: 56,564,301 km (0.096 R)
- M90: 57,536,388 km (0.066 R)
- M91: 57,980,096 km (0.097 R)
- M92: 59,317,949 km (0.118 R)
Planet 5 - Gas Giant
Semi-Major Axis: 12.32 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 77.4
Radius: 12.7
Gravity: 0.48 G
Time & Orbit
Eccentricity (e): 0.049
Orbit Range: 11.72 AU - 12.92 AU
Year: 15488 Days
Day: 13.8 Hours
Environment
Temp: -182 °C
Axial Tilt: 37.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (49)
Outer Limit: 67,100,658 km
- M1: 158,873 km (0.12 R)
- M2: 245,191 km (0.096 R)
- M3: 404,812 km (0.109 R)
- M4: 611,556 km (0.088 R)
- M5: 869,463 km (0.119 R)
- M6: 1,163,273 km (0.093 R)
- M7: 1,456,934 km (0.119 R)
- M8: 1,879,697 km (0.116 R)
- M9: 2,673,613 km (0.117 R)
- M10: 2,835,927 km (0.111 R)
- M11: 3,022,475 km (0.058 R)
- M12: 4,108,706 km (0.102 R)
- M13: 4,755,118 km (0.115 R)
- M14: 4,878,237 km (0.117 R)
- M15: 5,027,685 km (0.076 R)
- M16: 5,407,664 km (0.115 R)
- M17: 5,666,169 km (0.103 R)
- M18: 7,019,581 km (0.115 R)
- M19: 7,501,735 km (0.112 R)
- M20: 8,112,393 km (0.094 R)
- M21: 8,438,666 km (0.103 R)
- M22: 8,588,414 km (0.111 R)
- M23: 9,042,892 km (0.086 R)
- M24: 10,038,765 km (0.098 R)
- M25: 10,711,208 km (0.083 R)
- M26: 12,540,939 km (0.041 R)
- M27: 12,780,744 km (0.114 R)
- M28: 13,229,987 km (0.032 R)
- M29: 15,078,867 km (0.076 R)
- M30: 15,260,928 km (0.11 R)
- M31: 15,443,736 km (0.112 R)
- M32: 16,894,237 km (0.111 R)
- M33: 17,387,312 km (0.089 R)
- M34: 20,243,584 km (0.091 R)
- M35: 20,525,127 km (0.119 R)
- M36: 21,010,722 km (0.072 R)
- M37: 21,091,953 km (0.11 R)
- M38: 21,254,865 km (0.077 R)
- M39: 21,336,546 km (0.118 R)
- M40: 22,614,860 km (0.09 R)
- M41: 23,158,349 km (0.113 R)
- M42: 24,130,286 km (0.106 R)
- M43: 25,288,473 km (0.119 R)
- M44: 25,418,174 km (0.114 R)
- M45: 27,214,246 km (0.043 R)
- M46: 27,302,958 km (0.094 R)
- M47: 28,105,251 km (0.06 R)
- M48: 30,742,811 km (0.113 R)
- M49: 30,835,113 km (0.107 R)
Planet 6 - Ice Giant
Semi-Major Axis: 16.57 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 322
Radius: 4.5
Gravity: 15.9 G
Time & Orbit
Eccentricity (e): 0.233
Orbit Range: 12.71 AU - 20.43 AU
Year: 24158 Days
Day: 20.8 Hours
Environment
Temp: -190 °C
Axial Tilt: 177.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (96)
Outer Limit: 67,100,658 km
- M1: 79,736 km (0.096 R)
- M2: 321,037 km (0.055 R)
- M3: 421,866 km (0.067 R)
- M4: 533,167 km (0.088 R)
- M5: 612,603 km (0.092 R)
- M6: 653,743 km (0.083 R)
- M7: 873,951 km (0.074 R)
- M8: 1,066,034 km (0.114 R)
- M9: 1,141,432 km (0.101 R)
- M10: 1,405,622 km (0.03 R)
- M11: 1,836,015 km (0.039 R)
- M12: 1,866,233 km (0.116 R)
- M13: 2,112,771 km (0.106 R)
- M14: 2,144,336 km (0.111 R)
- M15: 2,272,242 km (0.038 R)
- M16: 2,435,603 km (0.085 R)
- M17: 2,912,970 km (0.109 R)
- M18: 3,162,349 km (0.045 R)
- M19: 3,271,257 km (0.106 R)
- M20: 3,796,196 km (0.068 R)
- M21: 3,911,984 km (0.082 R)
- M22: 4,107,808 km (0.067 R)
- M23: 4,838,444 km (0.077 R)
- M24: 5,347,675 km (0.091 R)
- M25: 5,477,526 km (0.085 R)
- M26: 5,564,742 km (0.073 R)
- M27: 5,652,406 km (0.107 R)
- M28: 6,142,788 km (0.067 R)
- M29: 6,233,444 km (0.03 R)
- M30: 7,547,961 km (0.084 R)
- M31: 7,693,669 km (0.109 R)
- M32: 10,042,655 km (0.06 R)
- M33: 10,526,305 km (0.112 R)
- M34: 12,249,223 km (0.084 R)
- M35: 12,823,529 km (0.1 R)
- M36: 13,230,585 km (0.111 R)
- M37: 13,289,078 km (0.073 R)
- M38: 14,057,562 km (0.071 R)
- M39: 15,699,100 km (0.107 R)
- M40: 16,636,929 km (0.104 R)
- M41: 17,080,786 km (0.071 R)
- M42: 17,272,121 km (0.096 R)
- M43: 17,850,616 km (0.111 R)
- M44: 18,435,394 km (0.044 R)
- M45: 19,026,605 km (0.088 R)
- M46: 20,025,470 km (0.095 R)
- M47: 20,904,806 km (0.075 R)
- M48: 22,073,764 km (0.08 R)
- M49: 22,212,741 km (0.095 R)
- M50: 22,771,339 km (0.089 R)
- M51: 23,334,425 km (0.074 R)
- M52: 24,834,443 km (0.059 R)
- M53: 24,906,699 km (0.045 R)
- M54: 29,977,469 km (0.075 R)
- M55: 31,293,481 km (0.109 R)
- M56: 31,684,081 km (0.119 R)
- M57: 32,391,230 km (0.091 R)
- M58: 32,628,193 km (0.073 R)
- M59: 33,501,695 km (0.114 R)
- M60: 36,086,148 km (0.114 R)
- M61: 37,816,696 km (0.076 R)
- M62: 38,566,630 km (0.096 R)
- M63: 38,650,255 km (0.111 R)
- M64: 38,901,580 km (0.115 R)
- M65: 39,658,545 km (0.067 R)
- M66: 39,827,441 km (0.099 R)
- M67: 40,845,754 km (0.086 R)
- M68: 41,101,566 km (0.112 R)
- M69: 41,186,987 km (0.089 R)
- M70: 41,358,127 km (0.079 R)
- M71: 42,216,669 km (0.049 R)
- M72: 42,389,155 km (0.102 R)
- M73: 43,081,195 km (0.113 R)
- M74: 45,356,130 km (0.066 R)
- M75: 45,444,542 km (0.062 R)
- M76: 45,886,753 km (0.096 R)
- M77: 45,975,315 km (0.09 R)
- M78: 46,953,835 km (0.119 R)
- M79: 48,209,260 km (0.104 R)
- M80: 48,569,941 km (0.054 R)
- M81: 49,293,994 km (0.112 R)
- M82: 54,555,351 km (0.1 R)
- M83: 55,213,732 km (0.108 R)
- M84: 56,348,282 km (0.095 R)
- M85: 56,538,122 km (0.065 R)
- M86: 56,918,549 km (0.064 R)
- M87: 58,160,511 km (0.116 R)
- M88: 59,025,635 km (0.099 R)
- M89: 59,991,738 km (0.118 R)
- M90: 60,185,617 km (0.077 R)
- M91: 60,476,884 km (0.059 R)
- M92: 61,646,291 km (0.074 R)
- M93: 62,430,034 km (0.051 R)
- M94: 62,528,170 km (0.075 R)
- M95: 63,019,898 km (0.045 R)
- M96: 64,304,645 km (0.059 R)
Kuiper Belt
Range: 30.6 - 57.6 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 322 - 10,753 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.