Star System Generated (Seed: 1767223641)
Star Details
Spectral Class: M3V
Temperature: 3,267 K
Mass: 0.31 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: 11.1 AU
Planetary System (7 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 2.3 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 392.6
Radius: 8.2
Gravity: 5.84 G
Time & Orbit
Eccentricity (e): 0.066
Orbit Range: 2.15 AU - 2.45 AU
Year: 2288 Days
Day: 13.4 Hours
Environment
Temp: -186 °C
Axial Tilt: 58.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (72)
Outer Limit: 38,247,032 km
- M1: 108,907 km (0.045 R)
- M2: 167,550 km (0.09 R)
- M3: 252,671 km (0.103 R)
- M4: 335,847 km (0.079 R)
- M5: 405,859 km (0.036 R)
- M6: 541,993 km (0.064 R)
- M7: 598,092 km (0.063 R)
- M8: 827,575 km (0.118 R)
- M9: 1,039,855 km (0.091 R)
- M10: 1,175,690 km (0.082 R)
- M11: 1,395,449 km (0.096 R)
- M12: 1,525,599 km (0.1 R)
- M13: 1,587,084 km (0.085 R)
- M14: 1,659,788 km (0.074 R)
- M15: 1,995,785 km (0.109 R)
- M16: 2,223,772 km (0.086 R)
- M17: 2,436,201 km (0.027 R)
- M18: 2,544,959 km (0.107 R)
- M19: 2,729,862 km (0.04 R)
- M20: 2,868,240 km (0.075 R)
- M21: 2,983,281 km (0.1 R)
- M22: 3,073,787 km (0.113 R)
- M23: 3,165,192 km (0.093 R)
- M24: 3,310,750 km (0.098 R)
- M25: 3,418,012 km (0.088 R)
- M26: 3,539,934 km (0.093 R)
- M27: 3,858,578 km (0.115 R)
- M28: 4,114,241 km (0.113 R)
- M29: 4,200,708 km (0.105 R)
- M30: 4,449,190 km (0.117 R)
- M31: 4,552,862 km (0.093 R)
- M32: 4,747,488 km (0.105 R)
- M33: 4,990,884 km (0.06 R)
- M34: 5,160,678 km (0.101 R)
- M35: 5,379,390 km (0.116 R)
- M36: 5,442,520 km (0.092 R)
- M37: 5,633,257 km (0.054 R)
- M38: 5,745,456 km (0.114 R)
- M39: 5,809,933 km (0.088 R)
- M40: 6,070,382 km (0.069 R)
- M41: 6,251,695 km (0.074 R)
- M42: 6,317,967 km (0.091 R)
- M43: 6,738,187 km (0.114 R)
- M44: 7,516,994 km (0.038 R)
- M45: 7,836,535 km (0.102 R)
- M46: 8,160,564 km (0.076 R)
- M47: 8,599,484 km (0.106 R)
- M48: 8,654,835 km (0.099 R)
- M49: 8,784,537 km (0.114 R)
- M50: 8,896,286 km (0.049 R)
- M51: 9,045,884 km (0.095 R)
- M52: 9,102,282 km (0.112 R)
- M53: 9,347,773 km (0.104 R)
- M54: 9,595,507 km (0.066 R)
- M55: 9,672,250 km (0.054 R)
- M56: 9,961,573 km (0.076 R)
- M57: 10,078,109 km (0.111 R)
- M58: 10,766,858 km (0.085 R)
- M59: 11,187,378 km (0.12 R)
- M60: 11,633,778 km (0.062 R)
- M61: 11,695,113 km (0.099 R)
- M62: 12,127,301 km (0.099 R)
- M63: 12,189,534 km (0.055 R)
- M64: 12,251,766 km (0.044 R)
- M65: 12,690,836 km (0.115 R)
- M66: 12,796,153 km (0.108 R)
- M67: 12,965,199 km (0.093 R)
- M68: 13,476,823 km (0.101 R)
- M69: 13,584,235 km (0.096 R)
- M70: 13,886,572 km (0.12 R)
- M71: 14,718,336 km (0.075 R)
- M72: 14,784,608 km (0.082 R)
Planet 2 - Gas Giant
Semi-Major Axis: 2.58 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 16
Radius: 8.7
Gravity: 0.21 G
Time & Orbit
Eccentricity (e): 0.189
Orbit Range: 2.09 AU - 3.07 AU
Year: 2719 Days
Day: 8.4 Hours
Environment
Temp: -199 °C
Axial Tilt: 46.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (21)
Outer Limit: 38,247,032 km
- M1: 141,968 km (0.116 R)
- M2: 549,922 km (0.112 R)
- M3: 647,310 km (0.087 R)
- M4: 1,271,432 km (0.063 R)
- M5: 1,336,956 km (0.109 R)
- M6: 1,573,171 km (0.04 R)
- M7: 1,799,962 km (0.071 R)
- M8: 1,897,200 km (0.111 R)
- M9: 2,459,838 km (0.057 R)
- M10: 2,835,927 km (0.112 R)
- M11: 3,112,683 km (0.117 R)
- M12: 3,377,022 km (0.072 R)
- M13: 3,469,175 km (0.109 R)
- M14: 3,780,039 km (0.103 R)
- M15: 4,084,770 km (0.092 R)
- M16: 4,436,175 km (0.087 R)
- M17: 4,670,595 km (0.066 R)
- M18: 4,725,946 km (0.113 R)
- M19: 5,184,464 km (0.08 R)
- M20: 5,648,816 km (0.097 R)
- M21: 5,707,757 km (0.099 R)
Planet 3 - Gas Giant
Semi-Major Axis: 2.79 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 106.2
Radius: 12.1
Gravity: 0.73 G
Time & Orbit
Eccentricity (e): 0.15
Orbit Range: 2.37 AU - 3.21 AU
Year: 3057 Days
Day: 12 Hours
Environment
Temp: -192 °C
Axial Tilt: 18.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (41)
Outer Limit: 38,247,032 km
- M1: 253,269 km (0.066 R)
- M2: 504,294 km (0.054 R)
- M3: 895,642 km (0.039 R)
- M4: 1,023,997 km (0.083 R)
- M5: 1,706,313 km (0.068 R)
- M6: 2,008,202 km (0.104 R)
- M7: 2,569,792 km (0.103 R)
- M8: 2,683,786 km (0.078 R)
- M9: 2,810,046 km (0.115 R)
- M10: 2,970,715 km (0.087 R)
- M11: 3,808,163 km (0.034 R)
- M12: 3,914,827 km (0.049 R)
- M13: 4,364,069 km (0.095 R)
- M14: 4,488,385 km (0.047 R)
- M15: 4,576,199 km (0.113 R)
- M16: 4,702,459 km (0.085 R)
- M17: 4,791,620 km (0.069 R)
- M18: 5,351,565 km (0.086 R)
- M19: 5,538,412 km (0.052 R)
- M20: 5,713,891 km (0.108 R)
- M21: 5,973,593 km (0.086 R)
- M22: 6,576,023 km (0.097 R)
- M23: 6,877,313 km (0.073 R)
- M24: 7,168,431 km (0.071 R)
- M25: 7,359,916 km (0.084 R)
- M26: 7,883,808 km (0.091 R)
- M27: 8,051,058 km (0.051 R)
- M28: 8,497,458 km (0.084 R)
- M29: 8,715,871 km (0.049 R)
- M30: 8,794,260 km (0.072 R)
- M31: 9,015,216 km (0.073 R)
- M32: 9,126,517 km (0.118 R)
- M33: 9,494,977 km (0.066 R)
- M34: 9,624,379 km (0.096 R)
- M35: 9,770,536 km (0.088 R)
- M36: 9,999,421 km (0.055 R)
- M37: 10,263,312 km (0.032 R)
- M38: 10,412,610 km (0.053 R)
- M39: 10,495,936 km (0.093 R)
- M40: 10,764,016 km (0.048 R)
- M41: 11,392,775 km (0.091 R)
Planet 4 - Gas Giant
Semi-Major Axis: 2.9 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 308.3
Radius: 13.7
Gravity: 1.64 G
Time & Orbit
Eccentricity (e): 0.181
Orbit Range: 2.38 AU - 3.42 AU
Year: 3240 Days
Day: 9.7 Hours
Environment
Temp: -202 °C
Axial Tilt: 9.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (64)
Outer Limit: 38,247,032 km
- M1: 171,888 km (0.05 R)
- M2: 297,401 km (0.109 R)
- M3: 441,613 km (0.119 R)
- M4: 721,062 km (0.038 R)
- M5: 892,501 km (0.079 R)
- M6: 1,127,519 km (0.107 R)
- M7: 1,394,252 km (0.111 R)
- M8: 1,535,622 km (0.083 R)
- M9: 1,625,082 km (0.109 R)
- M10: 1,739,524 km (0.06 R)
- M11: 1,845,140 km (0.105 R)
- M12: 2,175,003 km (0.051 R)
- M13: 2,577,422 km (0.112 R)
- M14: 2,712,359 km (0.115 R)
- M15: 2,961,439 km (0.041 R)
- M16: 3,103,109 km (0.111 R)
- M17: 3,218,000 km (0.11 R)
- M18: 3,437,609 km (0.114 R)
- M19: 3,616,977 km (0.059 R)
- M20: 3,707,783 km (0.028 R)
- M21: 3,830,005 km (0.112 R)
- M22: 4,316,946 km (0.057 R)
- M23: 4,510,825 km (0.107 R)
- M24: 4,873,749 km (0.104 R)
- M25: 5,058,802 km (0.099 R)
- M26: 5,280,655 km (0.097 R)
- M27: 5,523,153 km (0.105 R)
- M28: 5,663,327 km (0.083 R)
- M29: 6,236,286 km (0.073 R)
- M30: 6,400,844 km (0.03 R)
- M31: 6,659,648 km (0.055 R)
- M32: 6,978,591 km (0.083 R)
- M33: 7,187,579 km (0.094 R)
- M34: 7,283,322 km (0.042 R)
- M35: 7,398,811 km (0.102 R)
- M36: 8,164,154 km (0.098 R)
- M37: 8,525,882 km (0.059 R)
- M38: 8,688,495 km (0.076 R)
- M39: 9,182,168 km (0.045 R)
- M40: 9,537,463 km (0.093 R)
- M41: 9,982,666 km (0.077 R)
- M42: 10,261,666 km (0.056 R)
- M43: 10,347,984 km (0.086 R)
- M44: 10,695,949 km (0.074 R)
- M45: 11,025,662 km (0.104 R)
- M46: 11,114,224 km (0.067 R)
- M47: 11,291,946 km (0.066 R)
- M48: 11,627,644 km (0.055 R)
- M49: 11,785,470 km (0.039 R)
- M50: 12,377,877 km (0.068 R)
- M51: 13,331,863 km (0.079 R)
- M52: 13,497,169 km (0.116 R)
- M53: 13,639,436 km (0.068 R)
- M54: 13,949,104 km (0.062 R)
- M55: 14,309,485 km (0.07 R)
- M56: 14,454,595 km (0.117 R)
- M57: 14,697,392 km (0.032 R)
- M58: 15,187,026 km (0.116 R)
- M59: 15,310,295 km (0.097 R)
- M60: 15,781,678 km (0.116 R)
- M61: 16,132,036 km (0.098 R)
- M62: 16,333,544 km (0.077 R)
- M63: 16,891,694 km (0.1 R)
- M64: 17,327,323 km (0.101 R)
Asteroid Belt
Center: 3.9 AU
Composition
Type: Outer System (Icy)
A dense region of planetesimals and debris.
Boundary
Planet 5 - Gas Giant
Semi-Major Axis: 4.9 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 208.2
Radius: 15
Gravity: 0.93 G
Time & Orbit
Eccentricity (e): 0.121
Orbit Range: 4.31 AU - 5.49 AU
Year: 7115 Days
Day: 13 Hours
Environment
Temp: -220 °C
Axial Tilt: 31.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (50)
Outer Limit: 38,247,032 km
- M1: 264,190 km (0.119 R)
- M2: 463,155 km (0.099 R)
- M3: 1,054,067 km (0.113 R)
- M4: 1,895,555 km (0.055 R)
- M5: 2,331,782 km (0.083 R)
- M6: 2,622,899 km (0.096 R)
- M7: 2,782,072 km (0.08 R)
- M8: 2,980,887 km (0.085 R)
- M9: 3,684,895 km (0.071 R)
- M10: 4,376,486 km (0.108 R)
- M11: 4,932,840 km (0.12 R)
- M12: 5,308,929 km (0.078 R)
- M13: 5,625,778 km (0.096 R)
- M14: 6,065,745 km (0.1 R)
- M15: 6,807,601 km (0.113 R)
- M16: 7,884,107 km (0.039 R)
- M17: 8,220,104 km (0.091 R)
- M18: 8,402,912 km (0.071 R)
- M19: 8,799,347 km (0.09 R)
- M20: 9,392,054 km (0.041 R)
- M21: 10,587,640 km (0.112 R)
- M22: 10,786,754 km (0.032 R)
- M23: 10,901,197 km (0.106 R)
- M24: 11,189,023 km (0.068 R)
- M25: 12,335,242 km (0.102 R)
- M26: 12,575,047 km (0.087 R)
- M27: 12,816,349 km (0.04 R)
- M28: 13,890,162 km (0.079 R)
- M29: 14,327,886 km (0.105 R)
- M30: 14,897,255 km (0.107 R)
- M31: 15,409,628 km (0.115 R)
- M32: 15,993,060 km (0.083 R)
- M33: 16,517,699 km (0.049 R)
- M34: 17,516,714 km (0.098 R)
- M35: 17,685,161 km (0.104 R)
- M36: 17,989,593 km (0.034 R)
- M37: 18,432,552 km (0.109 R)
- M38: 18,775,730 km (0.097 R)
- M39: 20,169,533 km (0.113 R)
- M40: 20,594,241 km (0.071 R)
- M41: 20,950,434 km (0.079 R)
- M42: 21,344,475 km (0.082 R)
- M43: 21,777,261 km (0.073 R)
- M44: 22,945,621 km (0.041 R)
- M45: 23,463,080 km (0.116 R)
- M46: 23,611,630 km (0.064 R)
- M47: 23,760,480 km (0.088 R)
- M48: 24,209,124 km (0.064 R)
- M49: 24,622,762 km (0.095 R)
- M50: 25,190,486 km (0.06 R)
Planet 6 - Gas Giant
Semi-Major Axis: 5.36 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 527.3
Radius: 13.2
Gravity: 3.03 G
Time & Orbit
Eccentricity (e): 0.232
Orbit Range: 4.12 AU - 6.6 AU
Year: 8141 Days
Day: 14.7 Hours
Environment
Temp: -215 °C
Axial Tilt: 15.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (85)
Outer Limit: 38,247,032 km
- M1: 170,392 km (0.104 R)
- M2: 297,251 km (0.1 R)
- M3: 382,522 km (0.094 R)
- M4: 480,808 km (0.101 R)
- M5: 870,360 km (0.08 R)
- M6: 963,111 km (0.083 R)
- M7: 1,076,057 km (0.106 R)
- M8: 1,334,114 km (0.118 R)
- M9: 1,593,517 km (0.114 R)
- M10: 1,749,397 km (0.111 R)
- M11: 1,972,298 km (0.042 R)
- M12: 2,055,774 km (0.078 R)
- M13: 2,140,446 km (0.097 R)
- M14: 2,468,814 km (0.117 R)
- M15: 3,247,919 km (0.059 R)
- M16: 3,524,077 km (0.102 R)
- M17: 3,834,044 km (0.07 R)
- M18: 4,536,256 km (0.119 R)
- M19: 4,817,201 km (0.099 R)
- M20: 5,074,809 km (0.073 R)
- M21: 5,753,983 km (0.113 R)
- M22: 6,212,351 km (0.079 R)
- M23: 6,842,158 km (0.081 R)
- M24: 7,164,691 km (0.118 R)
- M25: 7,262,528 km (0.111 R)
- M26: 7,426,337 km (0.088 R)
- M27: 7,824,866 km (0.05 R)
- M28: 8,677,424 km (0.093 R)
- M29: 8,921,568 km (0.08 R)
- M30: 9,167,956 km (0.089 R)
- M31: 9,920,433 km (0.112 R)
- M32: 10,842,255 km (0.093 R)
- M33: 11,105,248 km (0.088 R)
- M34: 11,522,926 km (0.115 R)
- M35: 12,139,568 km (0.041 R)
- M36: 12,295,449 km (0.086 R)
- M37: 12,609,156 km (0.071 R)
- M38: 13,931,152 km (0.061 R)
- M39: 14,299,312 km (0.068 R)
- M40: 14,422,880 km (0.075 R)
- M41: 15,719,295 km (0.088 R)
- M42: 15,931,874 km (0.114 R)
- M43: 16,489,126 km (0.068 R)
- M44: 16,575,294 km (0.107 R)
- M45: 17,534,666 km (0.103 R)
- M46: 17,976,578 km (0.089 R)
- M47: 18,198,880 km (0.092 R)
- M48: 18,422,230 km (0.115 R)
- M49: 18,511,839 km (0.114 R)
- M50: 18,601,598 km (0.109 R)
- M51: 20,658,269 km (0.116 R)
- M52: 20,844,668 km (0.111 R)
- M53: 21,406,857 km (0.053 R)
- M54: 21,784,592 km (0.031 R)
- M55: 21,926,710 km (0.107 R)
- M56: 22,978,831 km (0.098 R)
- M57: 23,123,642 km (0.11 R)
- M58: 23,268,752 km (0.111 R)
- M59: 25,231,626 km (0.112 R)
- M60: 25,780,799 km (0.092 R)
- M61: 26,535,820 km (0.09 R)
- M62: 26,941,529 km (0.09 R)
- M63: 27,094,269 km (0.093 R)
- M64: 27,759,231 km (0.078 R)
- M65: 27,862,005 km (0.113 R)
- M66: 28,119,463 km (0.048 R)
- M67: 28,222,685 km (0.116 R)
- M68: 28,948,684 km (0.086 R)
- M69: 29,523,589 km (0.08 R)
- M70: 30,419,381 km (0.073 R)
- M71: 30,790,683 km (0.116 R)
- M72: 31,163,780 km (0.059 R)
- M73: 31,484,517 km (0.106 R)
- M74: 31,806,602 km (0.066 R)
- M75: 31,914,163 km (0.071 R)
- M76: 32,129,583 km (0.107 R)
- M77: 32,724,684 km (0.112 R)
- M78: 33,214,318 km (0.036 R)
- M79: 33,596,839 km (0.118 R)
- M80: 34,145,864 km (0.12 R)
- M81: 35,419,689 km (0.115 R)
- M82: 36,596,426 km (0.103 R)
- M83: 37,331,251 km (0.1 R)
- M84: 37,672,035 km (0.063 R)
- M85: 37,842,876 km (0.099 R)
Planet 7 - Gas Giant
Semi-Major Axis: 5.82 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 410.2
Radius: 12.7
Gravity: 2.54 G
Time & Orbit
Eccentricity (e): 0.135
Orbit Range: 5.03 AU - 6.61 AU
Year: 9211 Days
Day: 14.8 Hours
Environment
Temp: -229 °C
Axial Tilt: 1.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (78)
Outer Limit: 38,247,032 km
- M1: 175,628 km (0.108 R)
- M2: 299,495 km (0.072 R)
- M3: 1,362,388 km (0.07 R)
- M4: 1,509,742 km (0.118 R)
- M5: 1,761,066 km (0.117 R)
- M6: 1,881,792 km (0.114 R)
- M7: 2,196,097 km (0.059 R)
- M8: 2,415,108 km (0.119 R)
- M9: 2,710,863 km (0.042 R)
- M10: 2,994,351 km (0.069 R)
- M11: 3,362,362 km (0.097 R)
- M12: 3,463,041 km (0.069 R)
- M13: 4,196,071 km (0.071 R)
- M14: 4,304,679 km (0.096 R)
- M15: 4,552,562 km (0.062 R)
- M16: 4,664,312 km (0.087 R)
- M17: 4,776,959 km (0.116 R)
- M18: 4,976,373 km (0.12 R)
- M19: 5,383,429 km (0.089 R)
- M20: 5,801,256 km (0.115 R)
- M21: 6,229,854 km (0.069 R)
- M22: 6,447,967 km (0.054 R)
- M23: 6,700,339 km (0.1 R)
- M24: 7,052,792 km (0.077 R)
- M25: 7,247,568 km (0.099 R)
- M26: 7,609,445 km (0.089 R)
- M27: 8,146,352 km (0.064 R)
- M28: 8,248,378 km (0.042 R)
- M29: 8,453,776 km (0.082 R)
- M30: 8,974,825 km (0.092 R)
- M31: 10,377,754 km (0.031 R)
- M32: 10,488,456 km (0.116 R)
- M33: 10,673,958 km (0.095 R)
- M34: 10,973,004 km (0.079 R)
- M35: 11,732,662 km (0.111 R)
- M36: 12,041,282 km (0.107 R)
- M37: 12,706,095 km (0.108 R)
- M38: 12,785,083 km (0.091 R)
- M39: 13,023,093 km (0.103 R)
- M40: 13,262,450 km (0.112 R)
- M41: 14,317,115 km (0.059 R)
- M42: 14,399,244 km (0.093 R)
- M43: 14,646,978 km (0.083 R)
- M44: 15,146,635 km (0.074 R)
- M45: 15,991,713 km (0.076 R)
- M46: 16,248,274 km (0.097 R)
- M47: 16,506,031 km (0.115 R)
- M48: 17,287,979 km (0.055 R)
- M49: 17,507,289 km (0.059 R)
- M50: 18,707,663 km (0.095 R)
- M51: 19,568,149 km (0.076 R)
- M52: 19,705,331 km (0.059 R)
- M53: 19,842,662 km (0.118 R)
- M54: 19,980,441 km (0.103 R)
- M55: 20,766,728 km (0.046 R)
- M56: 20,859,927 km (0.083 R)
- M57: 21,799,402 km (0.064 R)
- M58: 22,513,133 km (0.103 R)
- M59: 23,186,174 km (0.07 R)
- M60: 23,622,252 km (0.11 R)
- M61: 23,817,028 km (0.095 R)
- M62: 23,963,335 km (0.102 R)
- M63: 24,110,090 km (0.085 R)
- M64: 25,643,469 km (0.11 R)
- M65: 26,699,929 km (0.084 R)
- M66: 28,079,221 km (0.041 R)
- M67: 28,233,905 km (0.104 R)
- M68: 28,751,664 km (0.047 R)
- M69: 29,638,929 km (0.11 R)
- M70: 29,954,281 km (0.063 R)
- M71: 30,535,169 km (0.093 R)
- M72: 30,906,770 km (0.038 R)
- M73: 31,333,424 km (0.101 R)
- M74: 32,192,415 km (0.054 R)
- M75: 32,787,515 km (0.061 R)
- M76: 33,167,942 km (0.044 R)
- M77: 33,933,584 km (0.101 R)
- M78: 34,483,955 km (0.099 R)
Kuiper Belt
Range: 30 - 53 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 422 - 16,940 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.