Star System Generated (Seed: 1767944180)
Star Details
Spectral Class: M8V
Temperature: 2,617 K
Mass: 0.28 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: 10.6 AU
Planetary System (7 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 0.7 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 983
Radius: 9.8
Gravity: 10.24 G
Time & Orbit
Eccentricity (e): 0.028
Orbit Range: 0.68 AU - 0.72 AU
Year: 404 Days
Day: 5.9 Hours
Environment
Temp: -164 °C
Axial Tilt: 39.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (50)
Outer Limit: 36,713,681 km
- M1: 126,410 km (0.034 R)
- M2: 204,650 km (0.099 R)
- M3: 279,449 km (0.051 R)
- M4: 343,626 km (0.105 R)
- M5: 428,299 km (0.09 R)
- M6: 495,767 km (0.064 R)
- M7: 563,535 km (0.08 R)
- M8: 631,004 km (0.075 R)
- M9: 723,007 km (0.071 R)
- M10: 898,036 km (0.098 R)
- M11: 1,082,341 km (0.113 R)
- M12: 1,158,486 km (0.046 R)
- M13: 1,247,347 km (0.087 R)
- M14: 1,311,375 km (0.089 R)
- M15: 1,404,275 km (0.045 R)
- M16: 1,482,365 km (0.097 R)
- M17: 1,573,620 km (0.106 R)
- M18: 1,649,017 km (0.09 R)
- M19: 1,926,372 km (0.106 R)
- M20: 2,083,450 km (0.068 R)
- M21: 2,153,910 km (0.116 R)
- M22: 2,290,643 km (0.087 R)
- M23: 2,497,985 km (0.069 R)
- M24: 2,573,083 km (0.113 R)
- M25: 2,662,842 km (0.093 R)
- M26: 2,781,772 km (0.097 R)
- M27: 2,923,890 km (0.12 R)
- M28: 3,003,177 km (0.089 R)
- M29: 3,134,524 km (0.119 R)
- M30: 3,237,896 km (0.069 R)
- M31: 3,425,642 km (0.078 R)
- M32: 3,532,155 km (0.078 R)
- M33: 3,593,640 km (0.104 R)
- M34: 3,764,481 km (0.068 R)
- M35: 3,858,877 km (0.068 R)
- M36: 3,993,814 km (0.077 R)
- M37: 4,350,605 km (0.046 R)
- M38: 4,557,948 km (0.075 R)
- M39: 4,658,627 km (0.097 R)
- M40: 4,836,649 km (0.117 R)
- M41: 4,999,710 km (0.054 R)
- M42: 5,121,034 km (0.069 R)
- M43: 5,182,070 km (0.084 R)
- M44: 5,278,411 km (0.096 R)
- M45: 5,473,038 km (0.083 R)
- M46: 5,562,198 km (0.12 R)
- M47: 5,651,957 km (0.114 R)
- M48: 5,860,197 km (0.086 R)
- M49: 6,015,630 km (0.053 R)
- M50: 6,312,282 km (0.061 R)
Planet 2 - Gas Giant
Semi-Major Axis: 0.9 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 644.4
Radius: 10.5
Gravity: 5.84 G
Time & Orbit
Eccentricity (e): 0.113
Orbit Range: 0.8 AU - 1 AU
Year: 589 Days
Day: 7 Hours
Environment
Temp: -170 °C
Axial Tilt: 20.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (46)
Outer Limit: 36,713,681 km
- M1: 131,197 km (0.114 R)
- M2: 204,051 km (0.094 R)
- M3: 276,906 km (0.075 R)
- M4: 361,428 km (0.093 R)
- M5: 465,399 km (0.049 R)
- M6: 659,427 km (0.11 R)
- M7: 982,559 km (0.065 R)
- M8: 1,050,925 km (0.095 R)
- M9: 1,165,068 km (0.105 R)
- M10: 1,249,292 km (0.102 R)
- M11: 1,318,256 km (0.067 R)
- M12: 1,424,172 km (0.105 R)
- M13: 1,502,561 km (0.077 R)
- M14: 1,663,977 km (0.074 R)
- M15: 1,733,989 km (0.077 R)
- M16: 1,824,645 km (0.093 R)
- M17: 2,010,745 km (0.101 R)
- M18: 2,140,746 km (0.083 R)
- M19: 2,238,283 km (0.098 R)
- M20: 2,401,943 km (0.047 R)
- M21: 2,481,679 km (0.094 R)
- M22: 2,554,832 km (0.06 R)
- M23: 2,673,613 km (0.111 R)
- M24: 2,794,189 km (0.105 R)
- M25: 3,009,610 km (0.065 R)
- M26: 3,080,071 km (0.081 R)
- M27: 3,182,844 km (0.03 R)
- M28: 3,457,057 km (0.058 R)
- M29: 3,580,475 km (0.117 R)
- M30: 3,655,274 km (0.119 R)
- M31: 4,011,317 km (0.106 R)
- M32: 4,141,168 km (0.08 R)
- M33: 4,246,036 km (0.088 R)
- M34: 4,485,393 km (0.074 R)
- M35: 4,857,443 km (0.097 R)
- M36: 5,145,419 km (0.054 R)
- M37: 5,230,091 km (0.086 R)
- M38: 5,315,212 km (0.083 R)
- M39: 5,410,207 km (0.119 R)
- M40: 5,515,524 km (0.085 R)
- M41: 5,650,611 km (0.049 R)
- M42: 5,786,745 km (0.117 R)
- M43: 6,072,178 km (0.104 R)
- M44: 6,241,672 km (0.092 R)
- M45: 6,443,180 km (0.11 R)
- M46: 6,708,268 km (0.093 R)
Planet 3 - Gas Giant
Semi-Major Axis: 1.16 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 422.7
Radius: 13.4
Gravity: 2.35 G
Time & Orbit
Eccentricity (e): 0.061
Orbit Range: 1.09 AU - 1.23 AU
Year: 862 Days
Day: 15 Hours
Environment
Temp: -185 °C
Axial Tilt: 27.7 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (42)
Outer Limit: 36,713,681 km
- M1: 172,187 km (0.105 R)
- M2: 326,871 km (0.045 R)
- M3: 462,856 km (0.113 R)
- M4: 615,146 km (0.083 R)
- M5: 822,788 km (0.047 R)
- M6: 906,413 km (0.115 R)
- M7: 993,479 km (0.075 R)
- M8: 1,083,537 km (0.09 R)
- M9: 1,285,195 km (0.109 R)
- M10: 1,378,245 km (0.107 R)
- M11: 1,591,572 km (0.051 R)
- M12: 1,685,519 km (0.087 R)
- M13: 1,809,237 km (0.068 R)
- M14: 1,929,065 km (0.093 R)
- M15: 2,022,414 km (0.113 R)
- M16: 2,110,078 km (0.072 R)
- M17: 2,221,528 km (0.105 R)
- M18: 2,350,332 km (0.107 R)
- M19: 2,435,154 km (0.072 R)
- M20: 2,552,289 km (0.083 R)
- M21: 2,695,604 km (0.12 R)
- M22: 2,825,305 km (0.058 R)
- M23: 2,932,268 km (0.081 R)
- M24: 3,032,199 km (0.078 R)
- M25: 3,192,867 km (0.074 R)
- M26: 3,399,911 km (0.067 R)
- M27: 3,593,640 km (0.103 R)
- M28: 3,764,032 km (0.1 R)
- M29: 4,187,693 km (0.043 R)
- M30: 4,443,655 km (0.083 R)
- M31: 4,530,123 km (0.119 R)
- M32: 4,675,532 km (0.062 R)
- M33: 5,030,827 km (0.08 R)
- M34: 5,354,257 km (0.092 R)
- M35: 5,528,838 km (0.12 R)
- M36: 5,851,970 km (0.086 R)
- M37: 5,989,450 km (0.086 R)
- M38: 6,127,978 km (0.092 R)
- M39: 6,397,254 km (0.098 R)
- M40: 7,513,703 km (0.101 R)
- M41: 7,628,743 km (0.102 R)
- M42: 7,744,233 km (0.027 R)
Planet 4 - Gas Giant
Semi-Major Axis: 1.38 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 320.1
Radius: 13.7
Gravity: 1.71 G
Time & Orbit
Eccentricity (e): 0.051
Orbit Range: 1.31 AU - 1.45 AU
Year: 1119 Days
Day: 7.5 Hours
Environment
Temp: -190 °C
Axial Tilt: 28.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (52)
Outer Limit: 36,713,681 km
- M1: 173,384 km (0.08 R)
- M2: 265,087 km (0.103 R)
- M3: 365,617 km (0.086 R)
- M4: 454,329 km (0.112 R)
- M5: 677,080 km (0.093 R)
- M6: 795,561 km (0.046 R)
- M7: 939,026 km (0.113 R)
- M8: 1,026,241 km (0.118 R)
- M9: 1,116,599 km (0.094 R)
- M10: 1,479,074 km (0.099 R)
- M11: 1,610,571 km (0.098 R)
- M12: 1,724,714 km (0.117 R)
- M13: 1,819,409 km (0.066 R)
- M14: 1,916,050 km (0.046 R)
- M15: 2,060,561 km (0.108 R)
- M16: 2,248,456 km (0.102 R)
- M17: 2,376,961 km (0.093 R)
- M18: 2,516,386 km (0.086 R)
- M19: 2,666,881 km (0.071 R)
- M20: 2,811,991 km (0.096 R)
- M21: 3,163,995 km (0.053 R)
- M22: 3,281,429 km (0.117 R)
- M23: 3,409,635 km (0.104 R)
- M24: 3,511,660 km (0.099 R)
- M25: 3,614,584 km (0.093 R)
- M26: 3,766,276 km (0.11 R)
- M27: 4,105,564 km (0.086 R)
- M28: 4,234,069 km (0.119 R)
- M29: 4,414,334 km (0.099 R)
- M30: 4,793,116 km (0.112 R)
- M31: 4,907,708 km (0.061 R)
- M32: 5,161,127 km (0.11 R)
- M33: 5,300,253 km (0.093 R)
- M34: 5,549,333 km (0.086 R)
- M35: 5,658,839 km (0.109 R)
- M36: 5,758,172 km (0.112 R)
- M37: 5,880,244 km (0.1 R)
- M38: 6,104,341 km (0.104 R)
- M39: 6,194,848 km (0.113 R)
- M40: 6,515,137 km (0.077 R)
- M41: 6,619,257 km (0.058 R)
- M42: 6,782,319 km (0.111 R)
- M43: 6,993,850 km (0.084 R)
- M44: 7,207,775 km (0.086 R)
- M45: 7,411,677 km (0.114 R)
- M46: 7,569,054 km (0.076 R)
- M47: 7,715,211 km (0.12 R)
- M48: 7,800,931 km (0.043 R)
- M49: 7,923,900 km (0.098 R)
- M50: 8,171,933 km (0.12 R)
- M51: 8,296,848 km (0.098 R)
- M52: 8,510,772 km (0.102 R)
Planet 5 - Gas Giant
Semi-Major Axis: 2.64 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 479.7
Radius: 14.1
Gravity: 2.41 G
Time & Orbit
Eccentricity (e): 0.238
Orbit Range: 2.01 AU - 3.27 AU
Year: 2961 Days
Day: 8.2 Hours
Environment
Temp: -203 °C
Axial Tilt: 45.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (66)
Outer Limit: 36,713,681 km
- M1: 186,249 km (0.111 R)
- M2: 292,763 km (0.054 R)
- M3: 397,482 km (0.104 R)
- M4: 715,227 km (0.083 R)
- M5: 868,116 km (0.12 R)
- M6: 1,167,163 km (0.06 R)
- M7: 1,340,696 km (0.088 R)
- M8: 1,488,499 km (0.083 R)
- M9: 1,653,954 km (0.044 R)
- M10: 1,751,492 km (0.101 R)
- M11: 1,939,686 km (0.036 R)
- M12: 2,188,018 km (0.094 R)
- M13: 2,391,771 km (0.061 R)
- M14: 2,616,168 km (0.068 R)
- M15: 2,789,103 km (0.034 R)
- M16: 2,950,968 km (0.099 R)
- M17: 3,085,905 km (0.103 R)
- M18: 3,662,305 km (0.104 R)
- M19: 3,856,633 km (0.054 R)
- M20: 4,071,007 km (0.114 R)
- M21: 4,546,429 km (0.108 R)
- M22: 4,755,567 km (0.078 R)
- M23: 5,039,653 km (0.081 R)
- M24: 5,292,773 km (0.117 R)
- M25: 5,402,578 km (0.108 R)
- M26: 6,020,118 km (0.092 R)
- M27: 6,211,603 km (0.085 R)
- M28: 6,542,064 km (0.049 R)
- M29: 6,640,350 km (0.095 R)
- M30: 6,998,488 km (0.084 R)
- M31: 7,119,213 km (0.097 R)
- M32: 7,322,068 km (0.051 R)
- M33: 7,963,095 km (0.087 R)
- M34: 8,237,308 km (0.063 R)
- M35: 8,343,522 km (0.064 R)
- M36: 8,838,541 km (0.112 R)
- M37: 9,012,973 km (0.088 R)
- M38: 9,210,591 km (0.071 R)
- M39: 10,015,428 km (0.111 R)
- M40: 10,220,078 km (0.049 R)
- M41: 10,426,373 km (0.039 R)
- M42: 10,726,616 km (0.031 R)
- M43: 10,866,041 km (0.106 R)
- M44: 11,170,473 km (0.079 R)
- M45: 11,264,720 km (0.103 R)
- M46: 12,028,267 km (0.079 R)
- M47: 12,197,612 km (0.098 R)
- M48: 12,465,243 km (0.108 R)
- M49: 12,611,998 km (0.052 R)
- M50: 12,759,352 km (0.049 R)
- M51: 13,055,855 km (0.099 R)
- M52: 13,354,602 km (0.111 R)
- M53: 14,111,418 km (0.106 R)
- M54: 14,290,037 km (0.091 R)
- M55: 14,418,093 km (0.1 R)
- M56: 14,649,521 km (0.076 R)
- M57: 14,752,744 km (0.111 R)
- M58: 15,587,649 km (0.064 R)
- M59: 15,772,253 km (0.116 R)
- M60: 15,957,754 km (0.115 R)
- M61: 17,139,727 km (0.054 R)
- M62: 17,521,800 km (0.073 R)
- M63: 17,631,455 km (0.091 R)
- M64: 18,266,498 km (0.046 R)
- M65: 18,517,075 km (0.064 R)
- M66: 18,909,171 km (0.118 R)
Planet 6 - Gas Giant
Semi-Major Axis: 3.48 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 709.4
Radius: 10.5
Gravity: 6.43 G
Time & Orbit
Eccentricity (e): 0.043
Orbit Range: 3.33 AU - 3.63 AU
Year: 4481 Days
Day: 10.7 Hours
Environment
Temp: -214 °C
Axial Tilt: 18.7 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (76)
Outer Limit: 36,713,681 km
- M1: 131,497 km (0.114 R)
- M2: 222,751 km (0.074 R)
- M3: 782,247 km (0.12 R)
- M4: 984,504 km (0.114 R)
- M5: 1,691,354 km (0.102 R)
- M6: 1,772,735 km (0.076 R)
- M7: 1,973,645 km (0.082 R)
- M8: 2,325,349 km (0.093 R)
- M9: 2,453,255 km (0.068 R)
- M10: 2,639,954 km (0.089 R)
- M11: 2,889,782 km (0.104 R)
- M12: 3,067,355 km (0.11 R)
- M13: 3,685,194 km (0.098 R)
- M14: 3,986,783 km (0.049 R)
- M15: 4,096,438 km (0.11 R)
- M16: 4,229,281 km (0.112 R)
- M17: 4,296,301 km (0.102 R)
- M18: 4,363,620 km (0.03 R)
- M19: 5,295,615 km (0.097 R)
- M20: 5,710,001 km (0.107 R)
- M21: 5,784,202 km (0.088 R)
- M22: 6,210,855 km (0.119 R)
- M23: 6,440,936 km (0.078 R)
- M24: 6,544,159 km (0.052 R)
- M25: 6,778,280 km (0.089 R)
- M26: 6,962,285 km (0.068 R)
- M27: 7,769,814 km (0.079 R)
- M28: 7,990,172 km (0.096 R)
- M29: 8,101,173 km (0.088 R)
- M30: 8,184,649 km (0.11 R)
- M31: 8,296,548 km (0.071 R)
- M32: 8,606,814 km (0.112 R)
- M33: 8,692,085 km (0.061 R)
- M34: 9,413,745 km (0.079 R)
- M35: 10,154,554 km (0.1 R)
- M36: 10,669,171 km (0.102 R)
- M37: 10,883,395 km (0.077 R)
- M38: 11,409,979 km (0.094 R)
- M39: 11,849,797 km (0.083 R)
- M40: 12,008,221 km (0.1 R)
- M41: 13,202,461 km (0.113 R)
- M42: 13,399,631 km (0.098 R)
- M43: 13,498,665 km (0.106 R)
- M44: 13,897,044 km (0.117 R)
- M45: 15,702,391 km (0.062 R)
- M46: 16,226,731 km (0.068 R)
- M47: 16,367,503 km (0.102 R)
- M48: 16,970,382 km (0.111 R)
- M49: 17,077,495 km (0.119 R)
- M50: 17,328,370 km (0.036 R)
- M51: 18,051,975 km (0.061 R)
- M52: 19,379,058 km (0.05 R)
- M53: 19,640,854 km (0.113 R)
- M54: 19,790,901 km (0.112 R)
- M55: 20,737,556 km (0.03 R)
- M56: 20,890,295 km (0.103 R)
- M57: 21,197,121 km (0.091 R)
- M58: 21,351,057 km (0.114 R)
- M59: 21,582,784 km (0.035 R)
- M60: 21,737,618 km (0.069 R)
- M61: 21,931,796 km (0.052 R)
- M62: 22,048,482 km (0.076 R)
- M63: 22,832,225 km (0.074 R)
- M64: 22,990,051 km (0.094 R)
- M65: 23,744,623 km (0.074 R)
- M66: 23,864,600 km (0.058 R)
- M67: 24,105,004 km (0.091 R)
- M68: 24,346,156 km (0.081 R)
- M69: 24,912,085 km (0.072 R)
- M70: 25,278,300 km (0.088 R)
- M71: 26,057,107 km (0.039 R)
- M72: 26,139,535 km (0.075 R)
- M73: 26,387,269 km (0.048 R)
- M74: 26,635,901 km (0.083 R)
- M75: 27,177,296 km (0.069 R)
- M76: 27,596,170 km (0.119 R)
Planet 7 - Gas Giant
Semi-Major Axis: 4.31 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 806.9
Radius: 8.5
Gravity: 11.17 G
Time & Orbit
Eccentricity (e): 0.141
Orbit Range: 3.7 AU - 4.92 AU
Year: 6176 Days
Day: 14.9 Hours
Environment
Temp: -229 °C
Axial Tilt: 6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (84)
Outer Limit: 36,713,681 km
- M1: 108,907 km (0.05 R)
- M2: 241,750 km (0.112 R)
- M3: 325,226 km (0.108 R)
- M4: 409,599 km (0.101 R)
- M5: 565,031 km (0.075 R)
- M6: 657,183 km (0.047 R)
- M7: 754,871 km (0.051 R)
- M8: 1,094,159 km (0.115 R)
- M9: 1,263,354 km (0.079 R)
- M10: 1,552,078 km (0.091 R)
- M11: 1,684,921 km (0.054 R)
- M12: 1,801,906 km (0.07 R)
- M13: 2,023,311 km (0.081 R)
- M14: 2,169,020 km (0.111 R)
- M15: 2,275,084 km (0.109 R)
- M16: 2,604,050 km (0.076 R)
- M17: 3,209,622 km (0.103 R)
- M18: 3,282,327 km (0.098 R)
- M19: 3,404,548 km (0.105 R)
- M20: 3,503,582 km (0.047 R)
- M21: 3,857,531 km (0.093 R)
- M22: 4,196,519 km (0.118 R)
- M23: 4,490,928 km (0.087 R)
- M24: 4,626,913 km (0.074 R)
- M25: 4,959,020 km (0.114 R)
- M26: 5,442,670 km (0.114 R)
- M27: 5,500,564 km (0.038 R)
- M28: 5,763,707 km (0.084 R)
- M29: 6,001,119 km (0.107 R)
- M30: 6,181,234 km (0.109 R)
- M31: 6,732,503 km (0.079 R)
- M32: 7,556,338 km (0.074 R)
- M33: 8,013,060 km (0.118 R)
- M34: 9,541,053 km (0.11 R)
- M35: 9,786,693 km (0.119 R)
- M36: 9,857,303 km (0.079 R)
- M37: 11,156,560 km (0.113 R)
- M38: 11,863,710 km (0.115 R)
- M39: 13,009,779 km (0.084 R)
- M40: 13,165,211 km (0.076 R)
- M41: 13,832,866 km (0.104 R)
- M42: 14,310,832 km (0.088 R)
- M43: 14,713,100 km (0.099 R)
- M44: 14,834,574 km (0.07 R)
- M45: 15,200,939 km (0.09 R)
- M46: 16,275,949 km (0.072 R)
- M47: 17,761,606 km (0.057 R)
- M48: 18,586,039 km (0.084 R)
- M49: 18,892,865 km (0.102 R)
- M50: 19,024,960 km (0.08 R)
- M51: 19,201,485 km (0.069 R)
- M52: 19,378,609 km (0.068 R)
- M53: 19,556,182 km (0.086 R)
- M54: 20,407,394 km (0.108 R)
- M55: 20,588,108 km (0.069 R)
- M56: 20,860,226 km (0.056 R)
- M57: 21,683,613 km (0.11 R)
- M58: 22,331,372 km (0.094 R)
- M59: 22,564,296 km (0.054 R)
- M60: 23,267,705 km (0.089 R)
- M61: 24,026,166 km (0.09 R)
- M62: 25,082,028 km (0.105 R)
- M63: 25,567,024 km (0.108 R)
- M64: 26,055,012 km (0.065 R)
- M65: 26,202,067 km (0.079 R)
- M66: 27,189,263 km (0.078 R)
- M67: 27,388,229 km (0.102 R)
- M68: 27,987,817 km (0.117 R)
- M69: 28,591,743 km (0.046 R)
- M70: 29,199,859 km (0.046 R)
- M71: 29,556,650 km (0.095 R)
- M72: 30,068,873 km (0.093 R)
- M73: 30,171,647 km (0.116 R)
- M74: 30,687,310 km (0.025 R)
- M75: 31,518,626 km (0.091 R)
- M76: 31,936,901 km (0.109 R)
- M77: 32,357,122 km (0.103 R)
- M78: 33,362,420 km (0.107 R)
- M79: 34,002,698 km (0.036 R)
- M80: 34,324,334 km (0.031 R)
- M81: 34,700,872 km (0.056 R)
- M82: 34,754,727 km (0.119 R)
- M83: 34,862,587 km (0.082 R)
- M84: 35,893,167 km (0.099 R)
Kuiper Belt
Range: 30 - 56 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 184 - 14,812 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.