Star System Generated (Seed: 1766274583)
Star Details
Spectral Class: M5V
Temperature: 3,050 K
Mass: 0.3 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: 11 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: 805.8
Radius: 12.4
Gravity: 5.24 G
Time & Orbit
Eccentricity (e): 0.003
Orbit Range: 0.7 AU - 0.7 AU
Year: 391 Days
Day: 9.5 Hours
Environment
Temp: -149 °C
Axial Tilt: 33.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (40)
Outer Limit: 61,196,559 km
- M1: 154,385 km (0.034 R)
- M2: 252,521 km (0.087 R)
- M3: 349,909 km (0.086 R)
- M4: 444,904 km (0.116 R)
- M5: 534,214 km (0.047 R)
- M6: 623,823 km (0.074 R)
- M7: 719,566 km (0.072 R)
- M8: 812,616 km (0.118 R)
- M9: 910,303 km (0.09 R)
- M10: 1,067,381 km (0.107 R)
- M11: 1,147,116 km (0.084 R)
- M12: 1,238,970 km (0.099 R)
- M13: 1,420,133 km (0.113 R)
- M14: 1,556,566 km (0.068 R)
- M15: 1,653,804 km (0.05 R)
- M16: 1,809,237 km (0.099 R)
- M17: 2,028,098 km (0.107 R)
- M18: 2,348,238 km (0.113 R)
- M19: 2,536,881 km (0.086 R)
- M20: 2,802,716 km (0.045 R)
- M21: 3,064,213 km (0.109 R)
- M22: 3,201,544 km (0.099 R)
- M23: 3,866,656 km (0.084 R)
- M24: 3,948,187 km (0.107 R)
- M25: 4,097,934 km (0.107 R)
- M26: 4,203,999 km (0.079 R)
- M27: 4,310,812 km (0.074 R)
- M28: 4,411,043 km (0.114 R)
- M29: 4,527,430 km (0.059 R)
- M30: 4,629,306 km (0.069 R)
- M31: 4,708,144 km (0.115 R)
- M32: 4,827,224 km (0.098 R)
- M33: 4,947,351 km (0.049 R)
- M34: 5,166,063 km (0.102 R)
- M35: 5,330,172 km (0.086 R)
- M36: 5,446,110 km (0.114 R)
- M37: 5,537,814 km (0.117 R)
- M38: 5,630,116 km (0.107 R)
- M39: 5,722,867 km (0.074 R)
- M40: 5,824,593 km (0.091 R)
Planet 2 - Gas Giant
Semi-Major Axis: 0.91 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 38.4
Radius: 13.4
Gravity: 0.21 G
Time & Orbit
Eccentricity (e): 0.054
Orbit Range: 0.86 AU - 0.96 AU
Year: 579 Days
Day: 7.3 Hours
Environment
Temp: -172 °C
Axial Tilt: 21 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (20)
Outer Limit: 61,196,559 km
- M1: 168,896 km (0.102 R)
- M2: 275,110 km (0.094 R)
- M3: 361,877 km (0.075 R)
- M4: 510,428 km (0.058 R)
- M5: 605,273 km (0.105 R)
- M6: 716,723 km (0.083 R)
- M7: 836,102 km (0.073 R)
- M8: 1,016,069 km (0.111 R)
- M9: 1,127,968 km (0.067 R)
- M10: 1,221,317 km (0.07 R)
- M11: 1,311,525 km (0.064 R)
- M12: 1,437,636 km (0.055 R)
- M13: 1,615,807 km (0.078 R)
- M14: 1,699,581 km (0.037 R)
- M15: 1,804,749 km (0.042 R)
- M16: 1,915,750 km (0.07 R)
- M17: 2,028,996 km (0.052 R)
- M18: 2,180,239 km (0.048 R)
- M19: 2,565,603 km (0.113 R)
- M20: 2,668,228 km (0.092 R)
Asteroid Belt
Center: 1.93 AU
Composition
Type: Outer System (Icy)
A dense region of planetesimals and debris.
Boundary
Planet 3 - Gas Giant
Semi-Major Axis: 2.95 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 53.4
Radius: 13.9
Gravity: 0.28 G
Time & Orbit
Eccentricity (e): 0.129
Orbit Range: 2.57 AU - 3.33 AU
Year: 3379 Days
Day: 8.9 Hours
Environment
Temp: -221 °C
Axial Tilt: 31.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (33)
Outer Limit: 61,196,559 km
- M1: 192,682 km (0.109 R)
- M2: 319,840 km (0.067 R)
- M3: 419,024 km (0.107 R)
- M4: 563,535 km (0.062 R)
- M5: 863,030 km (0.068 R)
- M6: 1,092,064 km (0.089 R)
- M7: 1,284,747 km (0.057 R)
- M8: 1,603,540 km (0.062 R)
- M9: 1,914,853 km (0.109 R)
- M10: 2,073,875 km (0.081 R)
- M11: 2,378,457 km (0.054 R)
- M12: 2,513,543 km (0.043 R)
- M13: 2,839,068 km (0.12 R)
- M14: 3,227,873 km (0.089 R)
- M15: 3,449,129 km (0.032 R)
- M16: 3,634,031 km (0.038 R)
- M17: 3,748,623 km (0.111 R)
- M18: 4,078,337 km (0.085 R)
- M19: 4,880,182 km (0.105 R)
- M20: 5,264,199 km (0.116 R)
- M21: 5,358,745 km (0.116 R)
- M22: 5,742,763 km (0.093 R)
- M23: 6,373,468 km (0.065 R)
- M24: 6,474,446 km (0.1 R)
- M25: 6,883,596 km (0.087 R)
- M26: 7,000,283 km (0.103 R)
- M27: 7,407,189 km (0.081 R)
- M28: 7,767,720 km (0.115 R)
- M29: 8,134,235 km (0.114 R)
- M30: 8,631,797 km (0.11 R)
- M31: 9,039,751 km (0.059 R)
- M32: 9,583,988 km (0.093 R)
- M33: 9,816,313 km (0.104 R)
Planet 4 - Gas Giant
Semi-Major Axis: 3.45 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 711.5
Radius: 8.9
Gravity: 8.98 G
Time & Orbit
Eccentricity (e): 0.081
Orbit Range: 3.17 AU - 3.73 AU
Year: 4273 Days
Day: 8.1 Hours
Environment
Temp: -224 °C
Axial Tilt: 26.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (81)
Outer Limit: 61,196,559 km
- M1: 297,999 km (0.037 R)
- M2: 355,295 km (0.033 R)
- M3: 435,928 km (0.11 R)
- M4: 731,384 km (0.115 R)
- M5: 814,560 km (0.114 R)
- M6: 1,236,726 km (0.117 R)
- M7: 1,456,186 km (0.088 R)
- M8: 1,578,407 km (0.101 R)
- M9: 1,817,016 km (0.111 R)
- M10: 2,205,372 km (0.034 R)
- M11: 2,788,205 km (0.094 R)
- M12: 2,941,094 km (0.113 R)
- M13: 3,057,631 km (0.119 R)
- M14: 3,175,813 km (0.043 R)
- M15: 3,275,445 km (0.1 R)
- M16: 3,396,320 km (0.09 R)
- M17: 3,539,336 km (0.079 R)
- M18: 3,894,930 km (0.04 R)
- M19: 3,958,958 km (0.104 R)
- M20: 4,196,519 km (0.036 R)
- M21: 4,550,318 km (0.055 R)
- M22: 4,617,787 km (0.045 R)
- M23: 4,960,067 km (0.086 R)
- M24: 5,122,530 km (0.097 R)
- M25: 5,669,011 km (0.093 R)
- M26: 6,384,388 km (0.115 R)
- M27: 6,460,085 km (0.079 R)
- M28: 7,576,683 km (0.115 R)
- M29: 7,683,646 km (0.12 R)
- M30: 7,899,067 km (0.1 R)
- M31: 8,034,602 km (0.06 R)
- M32: 8,724,249 km (0.095 R)
- M33: 9,090,315 km (0.098 R)
- M34: 10,071,527 km (0.108 R)
- M35: 10,604,544 km (0.074 R)
- M36: 10,754,142 km (0.036 R)
- M37: 11,055,731 km (0.111 R)
- M38: 11,451,867 km (0.109 R)
- M39: 11,914,722 km (0.096 R)
- M40: 12,008,071 km (0.099 R)
- M41: 12,101,570 km (0.089 R)
- M42: 12,195,368 km (0.099 R)
- M43: 12,383,712 km (0.115 R)
- M44: 12,509,823 km (0.066 R)
- M45: 13,696,283 km (0.055 R)
- M46: 14,220,474 km (0.069 R)
- M47: 14,286,447 km (0.108 R)
- M48: 14,352,569 km (0.085 R)
- M49: 14,518,174 km (0.093 R)
- M50: 14,617,956 km (0.078 R)
- M51: 14,717,887 km (0.104 R)
- M52: 14,918,348 km (0.086 R)
- M53: 15,019,028 km (0.108 R)
- M54: 15,254,644 km (0.091 R)
- M55: 15,423,840 km (0.115 R)
- M56: 15,763,726 km (0.109 R)
- M57: 15,832,092 km (0.111 R)
- M58: 15,934,716 km (0.111 R)
- M59: 16,209,528 km (0.033 R)
- M60: 16,278,492 km (0.09 R)
- M61: 17,148,554 km (0.055 R)
- M62: 17,536,162 km (0.119 R)
- M63: 17,642,376 km (0.074 R)
- M64: 17,748,740 km (0.067 R)
- M65: 18,212,494 km (0.092 R)
- M66: 19,042,612 km (0.117 R)
- M67: 19,261,175 km (0.04 R)
- M68: 19,921,948 km (0.087 R)
- M69: 20,926,947 km (0.041 R)
- M70: 21,454,579 km (0.062 R)
- M71: 21,758,113 km (0.096 R)
- M72: 22,676,943 km (0.066 R)
- M73: 23,569,444 km (0.081 R)
- M74: 23,882,552 km (0.076 R)
- M75: 25,069,013 km (0.071 R)
- M76: 25,508,980 km (0.079 R)
- M77: 25,870,708 km (0.095 R)
- M78: 25,991,732 km (0.066 R)
- M79: 26,599,399 km (0.084 R)
- M80: 26,884,533 km (0.05 R)
- M81: 27,088,883 km (0.098 R)
Planet 5 - Gas Giant
Semi-Major Axis: 3.94 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 905.4
Radius: 14.5
Gravity: 4.31 G
Time & Orbit
Eccentricity (e): 0.242
Orbit Range: 2.99 AU - 4.89 AU
Year: 5215 Days
Day: 7 Hours
Environment
Temp: -219 °C
Axial Tilt: 9.7 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (76)
Outer Limit: 61,196,559 km
- M1: 181,462 km (0.039 R)
- M2: 356,492 km (0.074 R)
- M3: 716,424 km (0.087 R)
- M4: 835,355 km (0.084 R)
- M5: 961,914 km (0.084 R)
- M6: 1,589,627 km (0.095 R)
- M7: 1,899,444 km (0.061 R)
- M8: 2,329,688 km (0.096 R)
- M9: 2,473,302 km (0.079 R)
- M10: 2,577,571 km (0.113 R)
- M11: 2,877,964 km (0.103 R)
- M12: 3,099,668 km (0.103 R)
- M13: 3,750,419 km (0.06 R)
- M14: 4,141,467 km (0.057 R)
- M15: 4,597,292 km (0.074 R)
- M16: 5,042,795 km (0.068 R)
- M17: 5,257,318 km (0.1 R)
- M18: 5,474,833 km (0.09 R)
- M19: 5,612,314 km (0.03 R)
- M20: 5,806,791 km (0.06 R)
- M21: 6,117,057 km (0.061 R)
- M22: 7,320,871 km (0.09 R)
- M23: 7,533,749 km (0.076 R)
- M24: 7,810,505 km (0.104 R)
- M25: 8,059,286 km (0.113 R)
- M26: 8,184,649 km (0.076 R)
- M27: 8,821,338 km (0.059 R)
- M28: 8,918,277 km (0.073 R)
- M29: 9,673,148 km (0.082 R)
- M30: 9,839,950 km (0.094 R)
- M31: 10,007,798 km (0.116 R)
- M32: 10,244,313 km (0.115 R)
- M33: 10,482,622 km (0.078 R)
- M34: 10,826,398 km (0.077 R)
- M35: 10,999,782 km (0.114 R)
- M36: 11,208,920 km (0.102 R)
- M37: 11,666,689 km (0.097 R)
- M38: 11,808,807 km (0.061 R)
- M39: 13,446,904 km (0.082 R)
- M40: 13,745,651 km (0.103 R)
- M41: 14,122,039 km (0.103 R)
- M42: 14,273,582 km (0.11 R)
- M43: 14,923,734 km (0.055 R)
- M44: 15,116,715 km (0.092 R)
- M45: 15,388,385 km (0.04 R)
- M46: 15,779,434 km (0.1 R)
- M47: 16,133,981 km (0.074 R)
- M48: 16,371,991 km (0.102 R)
- M49: 16,491,370 km (0.065 R)
- M50: 16,891,395 km (0.097 R)
- M51: 17,132,995 km (0.067 R)
- M52: 17,497,565 km (0.109 R)
- M53: 18,275,773 km (0.108 R)
- M54: 18,981,427 km (0.065 R)
- M55: 19,190,714 km (0.073 R)
- M56: 20,120,764 km (0.102 R)
- M57: 20,248,670 km (0.118 R)
- M58: 21,022,241 km (0.066 R)
- M59: 21,238,709 km (0.111 R)
- M60: 21,543,141 km (0.066 R)
- M61: 23,534,887 km (0.053 R)
- M62: 24,166,489 km (0.078 R)
- M63: 24,757,849 km (0.081 R)
- M64: 24,986,734 km (0.072 R)
- M65: 25,723,503 km (0.048 R)
- M66: 25,862,480 km (0.115 R)
- M67: 26,187,556 km (0.057 R)
- M68: 27,077,065 km (0.096 R)
- M69: 27,265,558 km (0.055 R)
- M70: 27,976,447 km (0.112 R)
- M71: 28,453,814 km (0.03 R)
- M72: 29,174,876 km (0.097 R)
- M73: 29,561,886 km (0.06 R)
- M74: 31,969,364 km (0.096 R)
- M75: 33,120,969 km (0.079 R)
- M76: 33,221,798 km (0.062 R)
Planet 6 - Gas Giant
Semi-Major Axis: 3.98 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 261.3
Radius: 11.4
Gravity: 2.01 G
Time & Orbit
Eccentricity (e): 0.094
Orbit Range: 3.61 AU - 4.35 AU
Year: 5295 Days
Day: 5 Hours
Environment
Temp: -226 °C
Axial Tilt: 37.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (69)
Outer Limit: 61,196,559 km
- M1: 309,219 km (0.102 R)
- M2: 394,490 km (0.114 R)
- M3: 507,885 km (0.062 R)
- M4: 692,189 km (0.12 R)
- M5: 814,261 km (0.119 R)
- M6: 900,130 km (0.081 R)
- M7: 1,093,411 km (0.101 R)
- M8: 1,201,570 km (0.11 R)
- M9: 1,275,771 km (0.107 R)
- M10: 1,377,348 km (0.074 R)
- M11: 1,575,266 km (0.102 R)
- M12: 1,754,633 km (0.111 R)
- M13: 2,029,146 km (0.11 R)
- M14: 2,364,394 km (0.076 R)
- M15: 2,619,459 km (0.11 R)
- M16: 2,783,568 km (0.109 R)
- M17: 2,951,117 km (0.1 R)
- M18: 3,491,764 km (0.07 R)
- M19: 4,044,378 km (0.091 R)
- M20: 4,427,947 km (0.087 R)
- M21: 4,903,968 km (0.036 R)
- M22: 5,005,246 km (0.106 R)
- M23: 5,107,271 km (0.038 R)
- M24: 5,251,184 km (0.102 R)
- M25: 5,521,957 km (0.085 R)
- M26: 5,969,404 km (0.025 R)
- M27: 6,077,563 km (0.117 R)
- M28: 6,494,941 km (0.107 R)
- M29: 6,831,088 km (0.106 R)
- M30: 6,921,594 km (0.066 R)
- M31: 7,427,085 km (0.103 R)
- M32: 7,802,277 km (0.103 R)
- M33: 7,897,122 km (0.118 R)
- M34: 8,039,988 km (0.091 R)
- M35: 8,255,858 km (0.096 R)
- M36: 8,400,968 km (0.113 R)
- M37: 9,188,750 km (0.092 R)
- M38: 9,439,775 km (0.059 R)
- M39: 9,846,233 km (0.067 R)
- M40: 10,336,315 km (0.05 R)
- M41: 10,597,513 km (0.066 R)
- M42: 10,834,476 km (0.086 R)
- M43: 11,394,122 km (0.101 R)
- M44: 11,582,765 km (0.047 R)
- M45: 11,663,996 km (0.093 R)
- M46: 12,403,159 km (0.058 R)
- M47: 12,652,838 km (0.09 R)
- M48: 12,960,412 km (0.08 R)
- M49: 13,955,237 km (0.039 R)
- M50: 14,710,258 km (0.037 R)
- M51: 14,827,543 km (0.075 R)
- M52: 15,538,132 km (0.12 R)
- M53: 16,078,181 km (0.101 R)
- M54: 16,685,698 km (0.08 R)
- M55: 17,053,858 km (0.084 R)
- M56: 17,797,958 km (0.108 R)
- M57: 18,363,139 km (0.093 R)
- M58: 19,221,980 km (0.052 R)
- M59: 19,350,335 km (0.09 R)
- M60: 19,737,045 km (0.084 R)
- M61: 19,834,134 km (0.106 R)
- M62: 19,931,373 km (0.09 R)
- M63: 20,419,960 km (0.066 R)
- M64: 20,912,586 km (0.055 R)
- M65: 21,209,986 km (0.067 R)
- M66: 21,375,741 km (0.089 R)
- M67: 21,842,486 km (0.055 R)
- M68: 21,976,376 km (0.104 R)
- M69: 22,379,991 km (0.069 R)
Planet 7 - Ice Giant
Semi-Major Axis: 10.93 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 245.5
Radius: 3.7
Gravity: 17.93 G
Time & Orbit
Eccentricity (e): 0.095
Orbit Range: 9.89 AU - 11.97 AU
Year: 24097 Days
Day: 16.8 Hours
Environment
Temp: -240 °C
Axial Tilt: 9.2 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (94)
Outer Limit: 61,196,559 km
- M1: 181,612 km (0.077 R)
- M2: 347,965 km (0.081 R)
- M3: 649,255 km (0.069 R)
- M4: 1,106,575 km (0.086 R)
- M5: 1,808,339 km (0.107 R)
- M6: 1,922,033 km (0.112 R)
- M7: 2,067,443 km (0.051 R)
- M8: 2,156,453 km (0.111 R)
- M9: 2,399,699 km (0.071 R)
- M10: 3,112,982 km (0.033 R)
- M11: 3,492,512 km (0.063 R)
- M12: 3,705,689 km (0.043 R)
- M13: 3,777,645 km (0.102 R)
- M14: 4,144,459 km (0.038 R)
- M15: 4,256,807 km (0.079 R)
- M16: 4,561,089 km (0.098 R)
- M17: 4,872,403 km (0.065 R)
- M18: 5,230,839 km (0.058 R)
- M19: 5,311,622 km (0.114 R)
- M20: 5,556,514 km (0.028 R)
- M21: 5,763,408 km (0.048 R)
- M22: 6,442,283 km (0.101 R)
- M23: 7,146,141 km (0.054 R)
- M24: 7,827,858 km (0.039 R)
- M25: 7,966,685 km (0.1 R)
- M26: 8,106,260 km (0.106 R)
- M27: 8,960,912 km (0.106 R)
- M28: 9,106,172 km (0.066 R)
- M29: 9,252,180 km (0.115 R)
- M30: 9,794,173 km (0.113 R)
- M31: 11,796,839 km (0.115 R)
- M32: 12,222,744 km (0.119 R)
- M33: 12,980,308 km (0.107 R)
- M34: 13,089,814 km (0.083 R)
- M35: 13,976,480 km (0.08 R)
- M36: 15,865,453 km (0.074 R)
- M37: 16,335,190 km (0.112 R)
- M38: 17,348,865 km (0.082 R)
- M39: 18,690,309 km (0.035 R)
- M40: 20,191,524 km (0.056 R)
- M41: 20,636,577 km (0.118 R)
- M42: 20,700,456 km (0.064 R)
- M43: 21,278,053 km (0.073 R)
- M44: 21,925,962 km (0.075 R)
- M45: 22,187,010 km (0.072 R)
- M46: 22,711,949 km (0.049 R)
- M47: 24,042,472 km (0.062 R)
- M48: 24,244,280 km (0.082 R)
- M49: 24,514,154 km (0.086 R)
- M50: 25,056,895 km (0.098 R)
- M51: 25,466,494 km (0.117 R)
- M52: 25,878,337 km (0.08 R)
- M53: 27,688,322 km (0.096 R)
- M54: 29,251,320 km (0.097 R)
- M55: 29,323,127 km (0.1 R)
- M56: 30,043,591 km (0.065 R)
- M57: 30,260,807 km (0.114 R)
- M58: 30,988,900 km (0.106 R)
- M59: 31,428,568 km (0.1 R)
- M60: 32,313,888 km (0.091 R)
- M61: 33,582,179 km (0.031 R)
- M62: 34,487,096 km (0.09 R)
- M63: 34,562,942 km (0.068 R)
- M64: 34,714,635 km (0.106 R)
- M65: 35,323,648 km (0.094 R)
- M66: 36,861,813 km (0.064 R)
- M67: 38,264,742 km (0.12 R)
- M68: 38,893,801 km (0.084 R)
- M69: 40,003,069 km (0.111 R)
- M70: 40,162,241 km (0.093 R)
- M71: 42,252,273 km (0.097 R)
- M72: 46,956,079 km (0.115 R)
- M73: 47,124,077 km (0.081 R)
- M74: 47,208,301 km (0.078 R)
- M75: 48,306,050 km (0.078 R)
- M76: 51,476,029 km (0.091 R)
- M77: 52,083,396 km (0.048 R)
- M78: 52,344,295 km (0.119 R)
- M79: 52,605,792 km (0.082 R)
- M80: 55,509,786 km (0.106 R)
- M81: 55,865,380 km (0.089 R)
- M82: 55,954,391 km (0.078 R)
- M83: 56,132,562 km (0.086 R)
- M84: 56,400,043 km (0.072 R)
- M85: 57,026,110 km (0.096 R)
- M86: 57,205,328 km (0.095 R)
- M87: 57,295,087 km (0.077 R)
- M88: 57,474,604 km (0.071 R)
- M89: 58,014,353 km (0.087 R)
- M90: 58,284,976 km (0.097 R)
- M91: 59,189,744 km (0.12 R)
- M92: 59,552,968 km (0.111 R)
- M93: 60,738,531 km (0.066 R)
- M94: 60,921,638 km (0.091 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: 558 - 16,600 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.