Star System Generated (Seed: 1766588226)
Star Details
Spectral Class: M0V
Temperature: 3,700 K
Mass: 0.33 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: 11.5 AU
Planetary System (7 Planets)
Planet 1 - Terrestrial
Semi-Major Axis: 0.51 AU
Status: Outer (Cold)
Composition: Rocky (Silicates/Metals)
Physical Data
Mass: 4.71
Radius: 1.86
Gravity: 1.36 G
Time & Orbit
Eccentricity (e): 0.018
Orbit Range: 0.5 AU - 0.52 AU
Year: 232 Days
Day: 28.8 Hours
Environment
Temp: -113 °C
Axial Tilt: 34.8 °
Atmosphere: Thin Nâ‚‚/CHâ‚„
Biome: Ice Cap/Desert
Satellites (1)
Outer Limit: 57,557,877 km
- M1: 369,058 km (0.11 R)
Planet 2 - Gas Giant
Semi-Major Axis: 1.16 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 698.9
Radius: 9.4
Gravity: 7.91 G
Time & Orbit
Eccentricity (e): 0.218
Orbit Range: 0.91 AU - 1.41 AU
Year: 794 Days
Day: 5 Hours
Environment
Temp: -170 °C
Axial Tilt: 17.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (59)
Outer Limit: 57,557,877 km
- M1: 128,505 km (0.056 R)
- M2: 224,247 km (0.099 R)
- M3: 290,519 km (0.104 R)
- M4: 366,515 km (0.111 R)
- M5: 429,196 km (0.105 R)
- M6: 496,515 km (0.088 R)
- M7: 563,086 km (0.08 R)
- M8: 643,570 km (0.095 R)
- M9: 722,857 km (0.098 R)
- M10: 845,677 km (0.104 R)
- M11: 969,843 km (0.102 R)
- M12: 1,031,178 km (0.031 R)
- M13: 1,190,649 km (0.046 R)
- M14: 1,250,040 km (0.102 R)
- M15: 1,413,700 km (0.09 R)
- M16: 1,584,690 km (0.056 R)
- M17: 1,717,384 km (0.07 R)
- M18: 1,853,817 km (0.118 R)
- M19: 1,939,088 km (0.092 R)
- M20: 2,001,919 km (0.043 R)
- M21: 2,065,498 km (0.081 R)
- M22: 2,219,135 km (0.113 R)
- M23: 2,284,958 km (0.059 R)
- M24: 2,503,670 km (0.1 R)
- M25: 2,694,108 km (0.109 R)
- M26: 2,898,309 km (0.104 R)
- M27: 3,025,168 km (0.099 R)
- M28: 3,089,346 km (0.057 R)
- M29: 3,153,822 km (0.067 R)
- M30: 3,246,872 km (0.104 R)
- M31: 3,579,877 km (0.058 R)
- M32: 3,716,161 km (0.061 R)
- M33: 3,775,102 km (0.076 R)
- M34: 4,145,656 km (0.083 R)
- M35: 4,227,337 km (0.066 R)
- M36: 4,371,549 km (0.071 R)
- M37: 4,433,782 km (0.038 R)
- M38: 4,622,574 km (0.088 R)
- M39: 4,739,261 km (0.072 R)
- M40: 4,910,700 km (0.061 R)
- M41: 5,127,916 km (0.103 R)
- M42: 5,348,273 km (0.082 R)
- M43: 5,515,673 km (0.074 R)
- M44: 5,696,089 km (0.078 R)
- M45: 5,924,524 km (0.074 R)
- M46: 6,005,158 km (0.066 R)
- M47: 6,155,803 km (0.073 R)
- M48: 6,449,164 km (0.063 R)
- M49: 6,735,195 km (0.078 R)
- M50: 7,025,415 km (0.118 R)
- M51: 7,172,021 km (0.111 R)
- M52: 7,294,991 km (0.098 R)
- M53: 7,756,201 km (0.041 R)
- M54: 7,945,891 km (0.112 R)
- M55: 8,060,333 km (0.082 R)
- M56: 8,316,894 km (0.105 R)
- M57: 8,459,161 km (0.057 R)
- M58: 8,550,117 km (0.084 R)
- M59: 8,772,270 km (0.087 R)
Planet 3 - Gas Giant
Semi-Major Axis: 1.62 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 197.5
Radius: 11.2
Gravity: 1.57 G
Time & Orbit
Eccentricity (e): 0.143
Orbit Range: 1.39 AU - 1.85 AU
Year: 1311 Days
Day: 10.5 Hours
Environment
Temp: -184 °C
Axial Tilt: 6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (52)
Outer Limit: 57,557,877 km
- M1: 140,024 km (0.105 R)
- M2: 223,798 km (0.102 R)
- M3: 432,338 km (0.083 R)
- M4: 533,316 km (0.027 R)
- M5: 634,295 km (0.082 R)
- M6: 778,507 km (0.082 R)
- M7: 857,794 km (0.09 R)
- M8: 968,197 km (0.11 R)
- M9: 1,191,996 km (0.102 R)
- M10: 1,272,479 km (0.102 R)
- M11: 1,472,492 km (0.036 R)
- M12: 1,606,980 km (0.108 R)
- M13: 1,824,047 km (0.08 R)
- M14: 1,896,153 km (0.041 R)
- M15: 2,065,647 km (0.099 R)
- M16: 2,179,043 km (0.064 R)
- M17: 2,333,577 km (0.116 R)
- M18: 2,491,702 km (0.105 R)
- M19: 2,588,342 km (0.11 R)
- M20: 2,810,645 km (0.108 R)
- M21: 2,911,474 km (0.092 R)
- M22: 3,099,369 km (0.069 R)
- M23: 3,264,974 km (0.115 R)
- M24: 3,344,560 km (0.119 R)
- M25: 3,424,744 km (0.077 R)
- M26: 3,568,807 km (0.1 R)
- M27: 3,659,912 km (0.099 R)
- M28: 3,816,690 km (0.107 R)
- M29: 3,975,713 km (0.102 R)
- M30: 4,184,701 km (0.07 R)
- M31: 4,348,810 km (0.104 R)
- M32: 4,584,128 km (0.109 R)
- M33: 4,693,334 km (0.105 R)
- M34: 4,793,415 km (0.095 R)
- M35: 4,904,417 km (0.105 R)
- M36: 5,200,920 km (0.098 R)
- M37: 5,377,595 km (0.1 R)
- M38: 5,492,935 km (0.05 R)
- M39: 5,640,887 km (0.034 R)
- M40: 5,758,172 km (0.046 R)
- M41: 5,865,433 km (0.12 R)
- M42: 5,940,980 km (0.103 R)
- M43: 6,071,280 km (0.09 R)
- M44: 6,268,300 km (0.116 R)
- M45: 6,556,875 km (0.1 R)
- M46: 6,838,418 km (0.071 R)
- M47: 6,986,370 km (0.081 R)
- M48: 7,181,446 km (0.078 R)
- M49: 7,588,950 km (0.108 R)
- M50: 7,671,379 km (0.082 R)
- M51: 8,003,935 km (0.09 R)
- M52: 8,099,827 km (0.025 R)
Planet 4 - Gas Giant
Semi-Major Axis: 2.22 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 568.2
Radius: 14.5
Gravity: 2.7 G
Time & Orbit
Eccentricity (e): 0.018
Orbit Range: 2.18 AU - 2.26 AU
Year: 2103 Days
Day: 11.5 Hours
Environment
Temp: -203 °C
Axial Tilt: 4.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (53)
Outer Limit: 57,557,877 km
- M1: 250,128 km (0.078 R)
- M2: 400,324 km (0.082 R)
- M3: 530,025 km (0.034 R)
- M4: 794,365 km (0.101 R)
- M5: 901,477 km (0.114 R)
- M6: 1,382,883 km (0.066 R)
- M7: 1,494,782 km (0.047 R)
- M8: 1,641,986 km (0.115 R)
- M9: 2,414,210 km (0.081 R)
- M10: 2,588,791 km (0.119 R)
- M11: 2,819,770 km (0.101 R)
- M12: 2,990,910 km (0.1 R)
- M13: 3,097,873 km (0.118 R)
- M14: 3,233,558 km (0.119 R)
- M15: 3,371,338 km (0.115 R)
- M16: 3,482,938 km (0.096 R)
- M17: 3,840,028 km (0.069 R)
- M18: 3,971,375 km (0.067 R)
- M19: 4,074,747 km (0.108 R)
- M20: 4,208,936 km (0.071 R)
- M21: 4,405,508 km (0.068 R)
- M22: 4,682,563 km (0.068 R)
- M23: 4,949,745 km (0.065 R)
- M24: 5,077,202 km (0.116 R)
- M25: 5,417,088 km (0.05 R)
- M26: 6,136,355 km (0.079 R)
- M27: 6,359,705 km (0.104 R)
- M28: 6,691,214 km (0.094 R)
- M29: 6,850,236 km (0.094 R)
- M30: 7,462,391 km (0.075 R)
- M31: 7,590,596 km (0.104 R)
- M32: 8,261,692 km (0.084 R)
- M33: 8,585,422 km (0.11 R)
- M34: 8,758,357 km (0.08 R)
- M35: 9,304,240 km (0.109 R)
- M36: 9,501,858 km (0.069 R)
- M37: 9,881,089 km (0.027 R)
- M38: 10,022,160 km (0.071 R)
- M39: 10,510,746 km (0.062 R)
- M40: 10,986,468 km (0.114 R)
- M41: 11,132,625 km (0.041 R)
- M42: 11,363,604 km (0.034 R)
- M43: 11,851,891 km (0.095 R)
- M44: 12,023,181 km (0.108 R)
- M45: 12,238,751 km (0.107 R)
- M46: 12,520,743 km (0.05 R)
- M47: 13,025,038 km (0.092 R)
- M48: 13,491,185 km (0.097 R)
- M49: 13,760,162 km (0.089 R)
- M50: 14,121,441 km (0.092 R)
- M51: 14,440,084 km (0.048 R)
- M52: 15,715,256 km (0.073 R)
- M53: 15,927,386 km (0.119 R)
Planet 5 - Gas Giant
Semi-Major Axis: 5.44 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 787.9
Radius: 10.9
Gravity: 6.63 G
Time & Orbit
Eccentricity (e): 0.121
Orbit Range: 4.78 AU - 6.1 AU
Year: 8067 Days
Day: 10.2 Hours
Environment
Temp: -217 °C
Axial Tilt: 35.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (89)
Outer Limit: 57,557,877 km
- M1: 240,404 km (0.032 R)
- M2: 360,980 km (0.038 R)
- M3: 508,932 km (0.111 R)
- M4: 679,922 km (0.119 R)
- M5: 805,285 km (0.103 R)
- M6: 904,918 km (0.1 R)
- M7: 1,062,594 km (0.079 R)
- M8: 1,507,647 km (0.087 R)
- M9: 1,740,122 km (0.081 R)
- M10: 1,916,648 km (0.117 R)
- M11: 2,263,715 km (0.058 R)
- M12: 2,706,674 km (0.05 R)
- M13: 2,834,580 km (0.075 R)
- M14: 3,339,024 km (0.119 R)
- M15: 3,615,930 km (0.107 R)
- M16: 3,842,870 km (0.063 R)
- M17: 4,221,652 km (0.103 R)
- M18: 4,460,859 km (0.088 R)
- M19: 4,612,551 km (0.106 R)
- M20: 4,890,205 km (0.049 R)
- M21: 5,109,814 km (0.12 R)
- M22: 5,788,241 km (0.085 R)
- M23: 6,054,226 km (0.079 R)
- M24: 6,460,833 km (0.079 R)
- M25: 6,806,404 km (0.095 R)
- M26: 7,158,109 km (0.095 R)
- M27: 7,842,668 km (0.097 R)
- M28: 7,989,424 km (0.048 R)
- M29: 8,323,027 km (0.108 R)
- M30: 8,699,266 km (0.074 R)
- M31: 9,624,529 km (0.059 R)
- M32: 9,821,250 km (0.113 R)
- M33: 11,734,906 km (0.087 R)
- M34: 11,987,277 km (0.109 R)
- M35: 12,071,950 km (0.067 R)
- M36: 12,454,771 km (0.078 R)
- M37: 12,540,490 km (0.079 R)
- M38: 13,232,829 km (0.12 R)
- M39: 13,671,749 km (0.026 R)
- M40: 14,204,916 km (0.093 R)
- M41: 14,880,799 km (0.057 R)
- M42: 16,077,283 km (0.106 R)
- M43: 16,217,307 km (0.052 R)
- M44: 16,734,317 km (0.085 R)
- M45: 17,591,962 km (0.096 R)
- M46: 18,610,574 km (0.119 R)
- M47: 18,806,696 km (0.087 R)
- M48: 19,201,186 km (0.109 R)
- M49: 19,399,403 km (0.059 R)
- M50: 19,998,243 km (0.05 R)
- M51: 20,149,038 km (0.036 R)
- M52: 20,249,568 km (0.11 R)
- M53: 20,857,085 km (0.112 R)
- M54: 21,112,000 km (0.053 R)
- M55: 21,986,249 km (0.092 R)
- M56: 22,506,102 km (0.094 R)
- M57: 22,872,318 km (0.119 R)
- M58: 25,873,101 km (0.116 R)
- M59: 26,092,113 km (0.092 R)
- M60: 27,140,943 km (0.093 R)
- M61: 27,754,594 km (0.046 R)
- M62: 27,866,643 km (0.051 R)
- M63: 28,655,173 km (0.084 R)
- M64: 29,336,890 km (0.085 R)
- M65: 29,736,915 km (0.093 R)
- M66: 30,427,160 km (0.083 R)
- M67: 30,600,544 km (0.067 R)
- M68: 31,823,357 km (0.066 R)
- M69: 32,824,914 km (0.116 R)
- M70: 32,943,396 km (0.089 R)
- M71: 33,121,417 km (0.103 R)
- M72: 33,240,198 km (0.086 R)
- M73: 33,478,358 km (0.109 R)
- M74: 33,597,737 km (0.116 R)
- M75: 34,436,682 km (0.065 R)
- M76: 34,617,396 km (0.106 R)
- M77: 34,738,122 km (0.031 R)
- M78: 35,952,108 km (0.089 R)
- M79: 36,380,257 km (0.078 R)
- M80: 36,502,928 km (0.069 R)
- M81: 36,994,955 km (0.108 R)
- M82: 38,609,116 km (0.115 R)
- M83: 39,173,250 km (0.109 R)
- M84: 40,119,456 km (0.116 R)
- M85: 40,500,033 km (0.043 R)
- M86: 41,137,021 km (0.088 R)
- M87: 42,227,440 km (0.083 R)
- M88: 42,550,122 km (0.062 R)
- M89: 42,938,179 km (0.117 R)
Planet 6 - Ice Giant
Semi-Major Axis: 6.22 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 933
Radius: 5.3
Gravity: 33.21 G
Time & Orbit
Eccentricity (e): 0.154
Orbit Range: 5.26 AU - 7.18 AU
Year: 9863 Days
Day: 24.1 Hours
Environment
Temp: -214 °C
Axial Tilt: 45.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (94)
Outer Limit: 57,557,877 km
- M1: 84,523 km (0.086 R)
- M2: 143,913 km (0.112 R)
- M3: 203,603 km (0.076 R)
- M4: 486,492 km (0.082 R)
- M5: 917,185 km (0.11 R)
- M6: 1,189,453 km (0.08 R)
- M7: 1,323,193 km (0.105 R)
- M8: 1,462,020 km (0.117 R)
- M9: 1,854,864 km (0.111 R)
- M10: 2,010,446 km (0.116 R)
- M11: 2,116,511 km (0.057 R)
- M12: 3,622,213 km (0.112 R)
- M13: 4,593,702 km (0.098 R)
- M14: 4,768,881 km (0.105 R)
- M15: 5,381,185 km (0.075 R)
- M16: 5,491,738 km (0.114 R)
- M17: 6,017,874 km (0.093 R)
- M18: 6,209,658 km (0.117 R)
- M19: 6,916,508 km (0.107 R)
- M20: 9,450,696 km (0.036 R)
- M21: 9,808,085 km (0.095 R)
- M22: 9,988,500 km (0.072 R)
- M23: 11,187,677 km (0.117 R)
- M24: 11,234,800 km (0.099 R)
- M25: 11,996,104 km (0.06 R)
- M26: 12,092,445 km (0.098 R)
- M27: 12,189,085 km (0.096 R)
- M28: 13,169,101 km (0.05 R)
- M29: 13,869,967 km (0.113 R)
- M30: 15,412,470 km (0.065 R)
- M31: 15,727,523 km (0.066 R)
- M32: 16,470,576 km (0.075 R)
- M33: 16,900,520 km (0.073 R)
- M34: 17,225,297 km (0.054 R)
- M35: 18,211,895 km (0.118 R)
- M36: 18,322,598 km (0.119 R)
- M37: 18,600,550 km (0.071 R)
- M38: 18,879,850 km (0.099 R)
- M39: 19,329,541 km (0.08 R)
- M40: 20,469,177 km (0.074 R)
- M41: 20,584,368 km (0.088 R)
- M42: 20,989,180 km (0.12 R)
- M43: 21,396,535 km (0.035 R)
- M44: 21,689,148 km (0.101 R)
- M45: 21,924,166 km (0.119 R)
- M46: 23,051,985 km (0.092 R)
- M47: 24,259,539 km (0.085 R)
- M48: 24,932,430 km (0.096 R)
- M49: 25,363,870 km (0.074 R)
- M50: 25,673,538 km (0.077 R)
- M51: 25,922,020 km (0.113 R)
- M52: 25,984,402 km (0.106 R)
- M53: 26,359,145 km (0.081 R)
- M54: 26,547,189 km (0.082 R)
- M55: 26,672,702 km (0.081 R)
- M56: 27,939,646 km (0.077 R)
- M57: 28,323,514 km (0.113 R)
- M58: 29,550,516 km (0.119 R)
- M59: 29,615,591 km (0.108 R)
- M60: 31,125,183 km (0.116 R)
- M61: 31,257,577 km (0.111 R)
- M62: 31,656,106 km (0.076 R)
- M63: 32,458,100 km (0.049 R)
- M64: 32,861,566 km (0.114 R)
- M65: 33,741,501 km (0.096 R)
- M66: 34,423,667 km (0.104 R)
- M67: 35,179,286 km (0.092 R)
- M68: 35,732,199 km (0.045 R)
- M69: 35,940,290 km (0.088 R)
- M70: 36,009,853 km (0.111 R)
- M71: 36,916,715 km (0.116 R)
- M72: 36,986,877 km (0.118 R)
- M73: 37,408,294 km (0.114 R)
- M74: 38,185,006 km (0.081 R)
- M75: 38,895,746 km (0.119 R)
- M76: 38,967,104 km (0.052 R)
- M77: 39,181,178 km (0.107 R)
- M78: 39,324,194 km (0.049 R)
- M79: 39,970,008 km (0.115 R)
- M80: 40,113,921 km (0.106 R)
- M81: 44,140,198 km (0.114 R)
- M82: 46,465,547 km (0.052 R)
- M83: 46,541,094 km (0.091 R)
- M84: 47,072,017 km (0.047 R)
- M85: 48,216,291 km (0.079 R)
- M86: 49,369,691 km (0.104 R)
- M87: 49,524,225 km (0.059 R)
- M88: 49,756,252 km (0.047 R)
- M89: 49,833,594 km (0.046 R)
- M90: 50,221,352 km (0.092 R)
- M91: 50,610,007 km (0.12 R)
- M92: 51,468,699 km (0.058 R)
- M93: 52,253,489 km (0.115 R)
- M94: 52,410,866 km (0.115 R)
Planet 7 - Ice Giant
Semi-Major Axis: 10.14 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 281.4
Radius: 6.5
Gravity: 6.66 G
Time & Orbit
Eccentricity (e): 0.209
Orbit Range: 8.02 AU - 12.26 AU
Year: 20530 Days
Day: 17.5 Hours
Environment
Temp: -237 °C
Axial Tilt: 12.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (67)
Outer Limit: 57,557,877 km
- M1: 90,208 km (0.115 R)
- M2: 379,530 km (0.116 R)
- M3: 506,538 km (0.088 R)
- M4: 647,908 km (0.055 R)
- M5: 782,098 km (0.108 R)
- M6: 1,033,272 km (0.109 R)
- M7: 1,077,703 km (0.087 R)
- M8: 1,145,321 km (0.085 R)
- M9: 1,332,917 km (0.108 R)
- M10: 1,790,387 km (0.076 R)
- M11: 4,878,686 km (0.097 R)
- M12: 4,954,233 km (0.095 R)
- M13: 5,731,094 km (0.079 R)
- M14: 6,133,513 km (0.074 R)
- M15: 8,189,436 km (0.066 R)
- M16: 10,583,002 km (0.072 R)
- M17: 11,829,452 km (0.038 R)
- M18: 11,931,178 km (0.093 R)
- M19: 12,033,204 km (0.079 R)
- M20: 12,807,523 km (0.03 R)
- M21: 13,864,880 km (0.112 R)
- M22: 15,447,027 km (0.071 R)
- M23: 15,669,779 km (0.086 R)
- M24: 16,062,024 km (0.096 R)
- M25: 16,571,106 km (0.095 R)
- M26: 17,258,209 km (0.118 R)
- M27: 18,423,875 km (0.093 R)
- M28: 19,374,570 km (0.045 R)
- M29: 19,916,264 km (0.076 R)
- M30: 23,206,220 km (0.097 R)
- M31: 23,333,677 km (0.06 R)
- M32: 23,974,256 km (0.115 R)
- M33: 24,490,817 km (0.053 R)
- M34: 25,930,248 km (0.1 R)
- M35: 26,660,285 km (0.035 R)
- M36: 27,329,736 km (0.113 R)
- M37: 27,464,374 km (0.056 R)
- M38: 28,344,309 km (0.073 R)
- M39: 28,959,006 km (0.063 R)
- M40: 29,096,187 km (0.119 R)
- M41: 29,923,912 km (0.056 R)
- M42: 32,453,014 km (0.095 R)
- M43: 37,488,030 km (0.067 R)
- M44: 37,787,225 km (0.067 R)
- M45: 37,937,122 km (0.11 R)
- M46: 38,237,515 km (0.067 R)
- M47: 38,538,805 km (0.089 R)
- M48: 38,689,749 km (0.109 R)
- M49: 39,143,629 km (0.081 R)
- M50: 40,056,775 km (0.104 R)
- M51: 42,838,098 km (0.079 R)
- M52: 44,172,960 km (0.054 R)
- M53: 44,568,048 km (0.042 R)
- M54: 45,043,919 km (0.09 R)
- M55: 46,160,667 km (0.051 R)
- M56: 46,802,891 km (0.083 R)
- M57: 48,340,009 km (0.114 R)
- M58: 48,502,771 km (0.117 R)
- M59: 48,584,152 km (0.03 R)
- M60: 48,910,425 km (0.1 R)
- M61: 49,565,066 km (0.079 R)
- M62: 49,647,195 km (0.104 R)
- M63: 50,717,867 km (0.116 R)
- M64: 52,129,323 km (0.07 R)
- M65: 54,482,198 km (0.111 R)
- M66: 55,415,988 km (0.096 R)
- M67: 56,783,612 km (0.051 R)
Kuiper Belt
Range: 30 - 58 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 538 - 10,588 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.