G3V Star System Generated (Seed: 1766300997)
Star Details
Spectral Class: G8V
Temperature: 5,320 K
Mass: 0.93 sol
Luminosity: 0.78 lux
Habitable Zone (HZ)
Inner Boundary: 0.84 AU
Outer Boundary: 1.21 AU
Physical Limits
Snow Line: 4.24 AU
Max System Radius: 19.3 AU
Planetary System (10 Planets)
Planet 1 - Terrestrial
Semi-Major Axis: 0.59 AU
Status: Inner (Hot)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 0.51
Radius: 0.76
Gravity: 0.88 G
Time & Orbit
Eccentricity (e): 0.05
Orbit Range: 0.56 AU - 0.62 AU
Year: 172 Days
Day: 26.8 Hours
Environment
Temp: 167 °C
Axial Tilt: 22.5 °
Atmosphere: Dense COâ‚‚
Biome: Volcanic/Barren
Planet 2 - Terrestrial
Semi-Major Axis: 0.62 AU
Status: Inner (Hot)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 4.08
Radius: 1.75
Gravity: 1.33 G
Time & Orbit
Eccentricity (e): 0.229
Orbit Range: 0.48 AU - 0.76 AU
Year: 185 Days
Day: 47.9 Hours
Environment
Temp: 121 °C
Axial Tilt: 41.1 °
Atmosphere: Dense COâ‚‚
Biome: Volcanic/Barren
Satellites (2)
Outer Limit: 39,114,716 km
- M1: 68,665 km (0.082 R)
- M2: 127,009 km (0.046 R)
Planet 3 - Terrestrial
Semi-Major Axis: 0.63 AU
Status: Inner (Hot)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 0.28
Radius: 0.6
Gravity: 0.78 G
Time & Orbit
Eccentricity (e): 0.103
Orbit Range: 0.57 AU - 0.69 AU
Year: 189 Days
Day: 18.8 Hours
Environment
Temp: 121 °C
Axial Tilt: 15.6 °
Atmosphere: Dense COâ‚‚
Biome: Volcanic/Barren
Satellites (1)
Outer Limit: 39,114,716 km
- M1: 28,723 km (0.086 R)
Planet 4 - Terrestrial
Semi-Major Axis: 2.36 AU
Status: Outer (Cold)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 1.8
Radius: 1.27
Gravity: 1.12 G
Time & Orbit
Eccentricity (e): 0.051
Orbit Range: 2.24 AU - 2.48 AU
Year: 1373 Days
Day: 45.8 Hours
Environment
Temp: -85 °C
Axial Tilt: 11 °
Atmosphere: Thin Nâ‚‚/CHâ‚„
Biome: Ice Cap/Desert
Satellites (2)
Outer Limit: 39,114,716 km
- M1: 189,092 km (0.113 R)
- M2: 959,820 km (0.089 R)
Planet 5 - Terrestrial
Semi-Major Axis: 2.48 AU
Status: Outer (Cold)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 0.85
Radius: 0.94
Gravity: 0.96 G
Time & Orbit
Eccentricity (e): 0.071
Orbit Range: 2.3 AU - 2.66 AU
Year: 1479 Days
Day: 30.1 Hours
Environment
Temp: -100 °C
Axial Tilt: 35.5 °
Atmosphere: Thin Nâ‚‚/CHâ‚„
Biome: Ice Cap/Desert
Satellites (2)
Outer Limit: 39,114,716 km
- M1: 32,463 km (0.05 R)
- M2: 440,267 km (0.118 R)
Planet 6 - Gas Giant
Semi-Major Axis: 6.74 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 80.7
Radius: 10.3
Gravity: 0.76 G
Time & Orbit
Eccentricity (e): 0.028
Orbit Range: 6.55 AU - 6.93 AU
Year: 6627 Days
Day: 13.9 Hours
Environment
Temp: -167 °C
Axial Tilt: 25.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (60)
Outer Limit: 39,114,716 km
- M1: 143,165 km (0.104 R)
- M2: 234,420 km (0.114 R)
- M3: 308,770 km (0.068 R)
- M4: 388,655 km (0.079 R)
- M5: 463,604 km (0.11 R)
- M6: 536,907 km (0.089 R)
- M7: 606,919 km (0.099 R)
- M8: 705,803 km (0.103 R)
- M9: 893,099 km (0.05 R)
- M10: 1,415,196 km (0.12 R)
- M11: 1,608,327 km (0.111 R)
- M12: 1,908,270 km (0.111 R)
- M13: 2,384,740 km (0.093 R)
- M14: 2,479,136 km (0.116 R)
- M15: 2,560,966 km (0.042 R)
- M16: 2,629,931 km (0.09 R)
- M17: 3,353,236 km (0.081 R)
- M18: 3,428,933 km (0.116 R)
- M19: 3,535,746 km (0.097 R)
- M20: 3,628,347 km (0.03 R)
- M21: 3,894,930 km (0.114 R)
- M22: 3,974,516 km (0.111 R)
- M23: 4,463,851 km (0.108 R)
- M24: 4,530,572 km (0.096 R)
- M25: 4,817,799 km (0.045 R)
- M26: 4,972,184 km (0.081 R)
- M27: 5,180,873 km (0.067 R)
- M28: 5,321,495 km (0.111 R)
- M29: 5,445,662 km (0.085 R)
- M30: 5,624,730 km (0.056 R)
- M31: 5,842,096 km (0.09 R)
- M32: 5,951,901 km (0.042 R)
- M33: 6,285,355 km (0.101 R)
- M34: 6,931,767 km (0.077 R)
- M35: 7,940,954 km (0.107 R)
- M36: 8,911,396 km (0.073 R)
- M37: 9,810,030 km (0.083 R)
- M38: 9,897,096 km (0.099 R)
- M39: 10,181,930 km (0.096 R)
- M40: 10,872,025 km (0.057 R)
- M41: 10,939,643 km (0.043 R)
- M42: 11,371,084 km (0.079 R)
- M43: 11,623,306 km (0.068 R)
- M44: 12,698,316 km (0.048 R)
- M45: 12,888,605 km (0.112 R)
- M46: 13,031,919 km (0.114 R)
- M47: 13,103,726 km (0.09 R)
- M48: 13,175,683 km (0.095 R)
- M49: 13,707,503 km (0.103 R)
- M50: 13,829,426 km (0.039 R)
- M51: 14,742,421 km (0.109 R)
- M52: 15,092,929 km (0.046 R)
- M53: 15,269,155 km (0.089 R)
- M54: 15,446,279 km (0.068 R)
- M55: 15,725,728 km (0.102 R)
- M56: 16,058,284 km (0.077 R)
- M57: 16,860,428 km (0.114 R)
- M58: 17,411,247 km (0.062 R)
- M59: 17,543,342 km (0.118 R)
- M60: 17,728,694 km (0.068 R)
Planet 7 - Gas Giant
Semi-Major Axis: 7.47 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 527.3
Radius: 13.2
Gravity: 3.03 G
Time & Orbit
Eccentricity (e): 0.166
Orbit Range: 6.23 AU - 8.71 AU
Year: 7733 Days
Day: 12.8 Hours
Environment
Temp: -178 °C
Axial Tilt: 19.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (84)
Outer Limit: 39,114,716 km
- M1: 231,877 km (0.118 R)
- M2: 639,381 km (0.092 R)
- M3: 876,045 km (0.091 R)
- M4: 1,061,098 km (0.116 R)
- M5: 1,192,295 km (0.118 R)
- M6: 1,294,470 km (0.098 R)
- M7: 1,453,792 km (0.113 R)
- M8: 1,773,034 km (0.09 R)
- M9: 1,951,355 km (0.114 R)
- M10: 2,135,659 km (0.09 R)
- M11: 2,219,584 km (0.055 R)
- M12: 2,326,097 km (0.088 R)
- M13: 2,656,110 km (0.094 R)
- M14: 2,861,508 km (0.118 R)
- M15: 3,263,926 km (0.053 R)
- M16: 3,361,315 km (0.116 R)
- M17: 3,459,600 km (0.096 R)
- M18: 3,914,378 km (0.118 R)
- M19: 4,018,049 km (0.113 R)
- M20: 4,175,426 km (0.109 R)
- M21: 4,496,164 km (0.089 R)
- M22: 4,769,779 km (0.12 R)
- M23: 5,276,018 km (0.09 R)
- M24: 5,564,742 km (0.038 R)
- M25: 5,769,990 km (0.117 R)
- M26: 5,948,011 km (0.064 R)
- M27: 6,037,620 km (0.095 R)
- M28: 6,309,440 km (0.055 R)
- M29: 7,308,155 km (0.108 R)
- M30: 7,793,451 km (0.046 R)
- M31: 7,957,410 km (0.083 R)
- M32: 9,207,001 km (0.034 R)
- M33: 9,907,867 km (0.08 R)
- M34: 10,228,904 km (0.06 R)
- M35: 11,809,555 km (0.074 R)
- M36: 12,036,196 km (0.08 R)
- M37: 12,686,049 km (0.096 R)
- M38: 12,840,733 km (0.1 R)
- M39: 13,190,792 km (0.091 R)
- M40: 13,504,649 km (0.107 R)
- M41: 13,821,048 km (0.096 R)
- M42: 13,980,220 km (0.094 R)
- M43: 14,906,829 km (0.115 R)
- M44: 16,061,725 km (0.104 R)
- M45: 16,145,350 km (0.06 R)
- M46: 16,523,384 km (0.094 R)
- M47: 17,718,073 km (0.109 R)
- M48: 18,940,437 km (0.095 R)
- M49: 19,028,849 km (0.047 R)
- M50: 19,161,542 km (0.101 R)
- M51: 19,785,366 km (0.081 R)
- M52: 20,370,592 km (0.113 R)
- M53: 20,506,427 km (0.04 R)
- M54: 20,733,666 km (0.092 R)
- M55: 21,007,281 km (0.102 R)
- M56: 21,282,092 km (0.09 R)
- M57: 21,789,079 km (0.067 R)
- M58: 22,580,452 km (0.052 R)
- M59: 23,050,489 km (0.068 R)
- M60: 23,381,399 km (0.083 R)
- M61: 23,952,265 km (0.115 R)
- M62: 24,431,427 km (0.097 R)
- M63: 24,672,279 km (0.05 R)
- M64: 25,156,378 km (0.076 R)
- M65: 25,545,781 km (0.081 R)
- M66: 25,741,306 km (0.064 R)
- M67: 26,627,224 km (0.059 R)
- M68: 26,726,258 km (0.081 R)
- M69: 27,024,107 km (0.086 R)
- M70: 27,273,188 km (0.09 R)
- M71: 27,773,742 km (0.066 R)
- M72: 28,428,831 km (0.106 R)
- M73: 28,682,250 km (0.115 R)
- M74: 30,683,870 km (0.065 R)
- M75: 30,943,871 km (0.067 R)
- M76: 31,465,818 km (0.077 R)
- M77: 32,148,732 km (0.046 R)
- M78: 32,624,453 km (0.038 R)
- M79: 33,422,408 km (0.065 R)
- M80: 33,957,969 km (0.092 R)
- M81: 34,388,362 km (0.107 R)
- M82: 35,146,075 km (0.074 R)
- M83: 35,854,570 km (0.072 R)
- M84: 36,128,335 km (0.116 R)
Planet 8 - Gas Giant
Semi-Major Axis: 8.83 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 459.5
Radius: 9.8
Gravity: 4.78 G
Time & Orbit
Eccentricity (e): 0.075
Orbit Range: 8.17 AU - 9.49 AU
Year: 9938 Days
Day: 14.6 Hours
Environment
Temp: -168 °C
Axial Tilt: 6.3 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (87)
Outer Limit: 39,114,716 km
- M1: 183,557 km (0.098 R)
- M2: 383,120 km (0.105 R)
- M3: 532,868 km (0.073 R)
- M4: 1,136,196 km (0.086 R)
- M5: 1,479,074 km (0.094 R)
- M6: 1,662,631 km (0.038 R)
- M7: 2,074,773 km (0.118 R)
- M8: 2,351,230 km (0.089 R)
- M9: 2,813,338 km (0.065 R)
- M10: 2,888,884 km (0.102 R)
- M11: 3,145,894 km (0.05 R)
- M12: 3,303,570 km (0.12 R)
- M13: 3,545,170 km (0.114 R)
- M14: 3,709,578 km (0.078 R)
- M15: 4,188,740 km (0.118 R)
- M16: 4,275,358 km (0.108 R)
- M17: 4,391,894 km (0.118 R)
- M18: 4,598,190 km (0.099 R)
- M19: 4,807,776 km (0.075 R)
- M20: 5,613,511 km (0.107 R)
- M21: 5,967,160 km (0.102 R)
- M22: 6,064,847 km (0.057 R)
- M23: 6,195,895 km (0.091 R)
- M24: 6,294,779 km (0.108 R)
- M25: 6,628,532 km (0.039 R)
- M26: 6,797,428 km (0.075 R)
- M27: 6,865,495 km (0.058 R)
- M28: 8,272,762 km (0.081 R)
- M29: 8,638,230 km (0.083 R)
- M30: 8,748,783 km (0.031 R)
- M31: 8,822,834 km (0.105 R)
- M32: 8,897,184 km (0.12 R)
- M33: 9,083,732 km (0.092 R)
- M34: 9,309,326 km (0.101 R)
- M35: 9,651,307 km (0.087 R)
- M36: 9,997,327 km (0.11 R)
- M37: 10,269,295 km (0.075 R)
- M38: 10,583,002 km (0.084 R)
- M39: 11,099,713 km (0.071 R)
- M40: 11,180,047 km (0.059 R)
- M41: 11,260,381 km (0.067 R)
- M42: 11,951,823 km (0.109 R)
- M43: 12,240,547 km (0.118 R)
- M44: 12,448,188 km (0.088 R)
- M45: 13,460,966 km (0.065 R)
- M46: 14,020,612 km (0.106 R)
- M47: 14,675,701 km (0.11 R)
- M48: 15,564,910 km (0.1 R)
- M49: 16,152,082 km (0.05 R)
- M50: 16,746,584 km (0.045 R)
- M51: 17,394,941 km (0.054 R)
- M52: 17,675,288 km (0.116 R)
- M53: 18,335,164 km (0.072 R)
- M54: 18,668,318 km (0.116 R)
- M55: 18,955,247 km (0.098 R)
- M56: 19,630,831 km (0.098 R)
- M57: 20,609,351 km (0.101 R)
- M58: 20,806,969 km (0.115 R)
- M59: 22,512,086 km (0.08 R)
- M60: 22,613,813 km (0.116 R)
- M61: 23,227,164 km (0.068 R)
- M62: 23,794,289 km (0.119 R)
- M63: 24,418,112 km (0.09 R)
- M64: 24,679,610 km (0.111 R)
- M65: 24,994,812 km (0.09 R)
- M66: 25,311,212 km (0.082 R)
- M67: 26,214,783 km (0.04 R)
- M68: 26,643,680 km (0.102 R)
- M69: 27,020,966 km (0.074 R)
- M70: 27,237,284 km (0.111 R)
- M71: 27,780,624 km (0.101 R)
- M72: 29,099,329 km (0.058 R)
- M73: 30,832,720 km (0.032 R)
- M74: 31,172,008 km (0.09 R)
- M75: 31,285,403 km (0.095 R)
- M76: 32,656,766 km (0.051 R)
- M77: 33,582,029 km (0.11 R)
- M78: 33,698,267 km (0.044 R)
- M79: 34,750,538 km (0.115 R)
- M80: 35,872,821 km (0.083 R)
- M81: 36,947,084 km (0.069 R)
- M82: 37,187,338 km (0.093 R)
- M83: 38,092,555 km (0.03 R)
- M84: 40,356,419 km (0.085 R)
- M85: 40,418,203 km (0.096 R)
- M86: 41,162,004 km (0.068 R)
- M87: 41,535,699 km (0.114 R)
Planet 9 - Gas Giant
Semi-Major Axis: 9.09 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 569
Radius: 10.4
Gravity: 5.26 G
Time & Orbit
Eccentricity (e): 0.025
Orbit Range: 8.86 AU - 9.32 AU
Year: 10380 Days
Day: 8.2 Hours
Environment
Temp: -173 °C
Axial Tilt: 6.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (78)
Outer Limit: 39,114,716 km
- M1: 133,441 km (0.11 R)
- M2: 279,598 km (0.056 R)
- M3: 380,727 km (0.031 R)
- M4: 525,837 km (0.102 R)
- M5: 659,876 km (0.118 R)
- M6: 1,132,755 km (0.06 R)
- M7: 1,786,947 km (0.048 R)
- M8: 1,855,911 km (0.115 R)
- M9: 2,414,210 km (0.111 R)
- M10: 2,490,805 km (0.116 R)
- M11: 3,132,879 km (0.117 R)
- M12: 3,794,700 km (0.027 R)
- M13: 4,311,261 km (0.058 R)
- M14: 4,817,949 km (0.11 R)
- M15: 5,111,161 km (0.074 R)
- M16: 5,177,134 km (0.106 R)
- M17: 5,511,335 km (0.118 R)
- M18: 5,749,645 km (0.08 R)
- M19: 6,060,808 km (0.1 R)
- M20: 6,555,977 km (0.084 R)
- M21: 6,627,784 km (0.029 R)
- M22: 7,064,161 km (0.056 R)
- M23: 7,137,763 km (0.085 R)
- M24: 7,812,150 km (0.026 R)
- M25: 8,428,643 km (0.117 R)
- M26: 8,663,811 km (0.107 R)
- M27: 8,941,016 km (0.105 R)
- M28: 10,162,034 km (0.104 R)
- M29: 10,876,962 km (0.116 R)
- M30: 11,564,663 km (0.068 R)
- M31: 11,651,580 km (0.096 R)
- M32: 12,399,569 km (0.118 R)
- M33: 13,027,282 km (0.11 R)
- M34: 13,117,788 km (0.117 R)
- M35: 14,266,700 km (0.114 R)
- M36: 14,406,724 km (0.073 R)
- M37: 16,561,831 km (0.118 R)
- M38: 16,906,055 km (0.044 R)
- M39: 17,203,007 km (0.117 R)
- M40: 17,601,685 km (0.108 R)
- M41: 17,852,262 km (0.114 R)
- M42: 18,255,877 km (0.089 R)
- M43: 18,509,595 km (0.086 R)
- M44: 18,611,471 km (0.056 R)
- M45: 19,226,318 km (0.115 R)
- M46: 19,381,152 km (0.119 R)
- M47: 19,639,956 km (0.026 R)
- M48: 20,056,587 km (0.068 R)
- M49: 20,318,383 km (0.117 R)
- M50: 22,671,258 km (0.057 R)
- M51: 23,108,233 km (0.108 R)
- M52: 23,658,305 km (0.09 R)
- M53: 23,879,710 km (0.068 R)
- M54: 23,990,562 km (0.044 R)
- M55: 25,731,283 km (0.083 R)
- M56: 26,301,400 km (0.099 R)
- M57: 27,570,439 km (0.065 R)
- M58: 27,686,826 km (0.107 R)
- M59: 27,978,542 km (0.026 R)
- M60: 30,287,884 km (0.111 R)
- M61: 30,588,277 km (0.063 R)
- M62: 32,105,498 km (0.084 R)
- M63: 32,965,836 km (0.067 R)
- M64: 33,958,417 km (0.118 R)
- M65: 34,270,479 km (0.051 R)
- M66: 35,528,746 km (0.036 R)
- M67: 36,036,182 km (0.026 R)
- M68: 36,354,676 km (0.097 R)
- M69: 36,610,040 km (0.118 R)
- M70: 37,508,674 km (0.107 R)
- M71: 37,960,759 km (0.085 R)
- M72: 41,841,926 km (0.098 R)
- M73: 42,848,570 km (0.105 R)
- M74: 44,339,462 km (0.119 R)
- M75: 44,544,112 km (0.103 R)
- M76: 45,022,826 km (0.095 R)
- M77: 45,571,999 km (0.115 R)
- M78: 45,916,224 km (0.092 R)
Planet 10 - Ice Giant
Semi-Major Axis: 12.22 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 142.2
Radius: 6.4
Gravity: 3.47 G
Time & Orbit
Eccentricity (e): 0.092
Orbit Range: 11.1 AU - 13.34 AU
Year: 16179 Days
Day: 25 Hours
Environment
Temp: -180 °C
Axial Tilt: 19 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (61)
Outer Limit: 39,114,716 km
- M1: 102,475 km (0.115 R)
- M2: 252,820 km (0.103 R)
- M3: 682,166 km (0.104 R)
- M4: 946,356 km (0.066 R)
- M5: 1,116,000 km (0.03 R)
- M6: 1,204,562 km (0.106 R)
- M7: 1,582,147 km (0.081 R)
- M8: 1,763,460 km (0.076 R)
- M9: 1,804,749 km (0.094 R)
- M10: 2,015,831 km (0.09 R)
- M11: 2,347,340 km (0.082 R)
- M12: 2,791,496 km (0.113 R)
- M13: 2,912,820 km (0.109 R)
- M14: 5,284,545 km (0.12 R)
- M15: 5,495,328 km (0.098 R)
- M16: 5,647,619 km (0.092 R)
- M17: 6,302,259 km (0.052 R)
- M18: 6,915,162 km (0.109 R)
- M19: 8,024,131 km (0.066 R)
- M20: 10,440,136 km (0.082 R)
- M21: 10,742,623 km (0.102 R)
- M22: 10,894,914 km (0.065 R)
- M23: 11,278,782 km (0.087 R)
- M24: 11,356,124 km (0.073 R)
- M25: 12,457,164 km (0.038 R)
- M26: 12,537,050 km (0.111 R)
- M27: 13,182,714 km (0.079 R)
- M28: 13,468,595 km (0.095 R)
- M29: 13,632,854 km (0.114 R)
- M30: 14,005,053 km (0.069 R)
- M31: 14,254,882 km (0.047 R)
- M32: 14,464,319 km (0.052 R)
- M33: 15,183,735 km (0.118 R)
- M34: 16,132,186 km (0.045 R)
- M35: 17,545,437 km (0.107 R)
- M36: 17,814,862 km (0.062 R)
- M37: 18,448,709 km (0.091 R)
- M38: 18,585,591 km (0.105 R)
- M39: 19,182,187 km (0.077 R)
- M40: 19,228,413 km (0.084 R)
- M41: 19,367,090 km (0.104 R)
- M42: 19,552,591 km (0.07 R)
- M43: 21,871,807 km (0.064 R)
- M44: 24,027,213 km (0.062 R)
- M45: 24,376,225 km (0.111 R)
- M46: 24,426,340 km (0.104 R)
- M47: 26,866,581 km (0.032 R)
- M48: 27,280,817 km (0.113 R)
- M49: 27,801,567 km (0.117 R)
- M50: 27,906,136 km (0.063 R)
- M51: 29,170,837 km (0.095 R)
- M52: 30,940,280 km (0.046 R)
- M53: 30,994,435 km (0.096 R)
- M54: 32,139,008 km (0.114 R)
- M55: 34,189,097 km (0.101 R)
- M56: 34,581,642 km (0.099 R)
- M57: 35,825,249 km (0.085 R)
- M58: 35,938,944 km (0.116 R)
- M59: 36,109,934 km (0.117 R)
- M60: 36,338,220 km (0.1 R)
- M61: 38,472,384 km (0.091 R)
Kuiper Belt
Range: 30 - 46 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 278 - 16,365 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.