Star System Generated (Seed: 1766506252)
Star Details
Spectral Class: M6V
Temperature: 2,833 K
Mass: 0.29 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: 10.8 AU
Planetary System (8 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 0.58 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 718.4
Radius: 12
Gravity: 4.99 G
Time & Orbit
Eccentricity (e): 0.056
Orbit Range: 0.55 AU - 0.61 AU
Year: 300 Days
Day: 8.1 Hours
Environment
Temp: -144 °C
Axial Tilt: 1.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (37)
Outer Limit: 34,139,226 km
- M1: 150,047 km (0.106 R)
- M2: 248,332 km (0.096 R)
- M3: 324,328 km (0.099 R)
- M4: 410,796 km (0.049 R)
- M5: 487,988 km (0.101 R)
- M6: 647,609 km (0.11 R)
- M7: 859,589 km (0.067 R)
- M8: 1,023,249 km (0.113 R)
- M9: 1,156,392 km (0.032 R)
- M10: 1,299,856 km (0.088 R)
- M11: 1,378,395 km (0.115 R)
- M12: 1,522,308 km (0.101 R)
- M13: 1,633,609 km (0.112 R)
- M14: 1,752,539 km (0.093 R)
- M15: 1,889,272 km (0.108 R)
- M16: 1,964,220 km (0.115 R)
- M17: 2,085,993 km (0.045 R)
- M18: 2,184,428 km (0.113 R)
- M19: 2,284,359 km (0.087 R)
- M20: 2,369,780 km (0.113 R)
- M21: 2,445,327 km (0.064 R)
- M22: 2,593,578 km (0.113 R)
- M23: 2,716,548 km (0.119 R)
- M24: 2,864,650 km (0.088 R)
- M25: 2,974,454 km (0.111 R)
- M26: 3,174,766 km (0.104 R)
- M27: 3,264,525 km (0.106 R)
- M28: 3,422,201 km (0.105 R)
- M29: 3,570,004 km (0.097 R)
- M30: 3,701,051 km (0.091 R)
- M31: 4,026,277 km (0.073 R)
- M32: 4,123,665 km (0.106 R)
- M33: 4,215,369 km (0.091 R)
- M34: 4,320,985 km (0.064 R)
- M35: 4,400,721 km (0.113 R)
- M36: 4,555,106 km (0.109 R)
- M37: 4,663,564 km (0.103 R)
Planet 2 - Gas Giant
Semi-Major Axis: 1.14 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 20.3
Radius: 12.5
Gravity: 0.13 G
Time & Orbit
Eccentricity (e): 0.036
Orbit Range: 1.1 AU - 1.18 AU
Year: 826 Days
Day: 9.6 Hours
Environment
Temp: -185 °C
Axial Tilt: 1.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (18)
Outer Limit: 34,139,226 km
- M1: 160,818 km (0.107 R)
- M2: 287,228 km (0.093 R)
- M3: 393,143 km (0.09 R)
- M4: 483,650 km (0.073 R)
- M5: 578,944 km (0.084 R)
- M6: 886,367 km (0.061 R)
- M7: 1,036,264 km (0.028 R)
- M8: 1,283,849 km (0.097 R)
- M9: 1,380,938 km (0.075 R)
- M10: 1,528,591 km (0.091 R)
- M11: 1,684,921 km (0.111 R)
- M12: 1,964,669 km (0.084 R)
- M13: 2,117,558 km (0.083 R)
- M14: 2,197,294 km (0.119 R)
- M15: 2,281,816 km (0.095 R)
- M16: 2,393,716 km (0.116 R)
- M17: 2,484,671 km (0.09 R)
- M18: 2,713,257 km (0.078 R)
Planet 3 - Gas Giant
Semi-Major Axis: 1.17 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 110.2
Radius: 14.3
Gravity: 0.54 G
Time & Orbit
Eccentricity (e): 0.08
Orbit Range: 1.08 AU - 1.26 AU
Year: 858 Days
Day: 5.8 Hours
Environment
Temp: -172 °C
Axial Tilt: 21.2 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (29)
Outer Limit: 34,139,226 km
- M1: 187,745 km (0.066 R)
- M2: 294,857 km (0.091 R)
- M3: 383,868 km (0.12 R)
- M4: 511,924 km (0.063 R)
- M5: 682,914 km (0.114 R)
- M6: 883,675 km (0.092 R)
- M7: 1,002,306 km (0.103 R)
- M8: 1,161,179 km (0.117 R)
- M9: 1,257,221 km (0.076 R)
- M10: 1,370,017 km (0.092 R)
- M11: 1,481,767 km (0.032 R)
- M12: 1,650,513 km (0.029 R)
- M13: 1,765,105 km (0.072 R)
- M14: 1,955,394 km (0.112 R)
- M15: 2,223,623 km (0.114 R)
- M16: 2,856,272 km (0.091 R)
- M17: 2,983,430 km (0.052 R)
- M18: 3,137,217 km (0.102 R)
- M19: 3,369,842 km (0.111 R)
- M20: 3,478,749 km (0.08 R)
- M21: 3,660,660 km (0.074 R)
- M22: 3,786,023 km (0.111 R)
- M23: 3,885,954 km (0.088 R)
- M24: 4,074,896 km (0.094 R)
- M25: 4,315,450 km (0.12 R)
- M26: 4,441,112 km (0.106 R)
- M27: 4,660,273 km (0.088 R)
- M28: 4,760,503 km (0.101 R)
- M29: 4,912,046 km (0.08 R)
Planet 4 - Gas Giant
Semi-Major Axis: 1.19 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 870
Radius: 9.5
Gravity: 9.64 G
Time & Orbit
Eccentricity (e): 0.172
Orbit Range: 0.99 AU - 1.39 AU
Year: 880 Days
Day: 5.5 Hours
Environment
Temp: -193 °C
Axial Tilt: 169 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (60)
Outer Limit: 34,139,226 km
- M1: 124,017 km (0.12 R)
- M2: 193,430 km (0.111 R)
- M3: 267,331 km (0.073 R)
- M4: 369,806 km (0.09 R)
- M5: 429,645 km (0.118 R)
- M6: 616,343 km (0.103 R)
- M7: 684,709 km (0.102 R)
- M8: 842,535 km (0.101 R)
- M9: 952,639 km (0.063 R)
- M10: 1,019,659 km (0.076 R)
- M11: 1,102,387 km (0.097 R)
- M12: 1,180,327 km (0.118 R)
- M13: 1,334,563 km (0.05 R)
- M14: 1,449,005 km (0.041 R)
- M15: 1,566,738 km (0.096 R)
- M16: 1,630,916 km (0.104 R)
- M17: 1,736,981 km (0.082 R)
- M18: 1,820,307 km (0.064 R)
- M19: 1,956,441 km (0.096 R)
- M20: 2,394,464 km (0.104 R)
- M21: 2,468,963 km (0.091 R)
- M22: 2,725,823 km (0.117 R)
- M23: 2,833,084 km (0.09 R)
- M24: 2,902,049 km (0.095 R)
- M25: 2,961,739 km (0.095 R)
- M26: 3,214,409 km (0.096 R)
- M27: 3,411,280 km (0.119 R)
- M28: 3,495,354 km (0.05 R)
- M29: 3,612,041 km (0.119 R)
- M30: 3,719,302 km (0.051 R)
- M31: 3,784,228 km (0.102 R)
- M32: 3,893,285 km (0.077 R)
- M33: 3,959,108 km (0.114 R)
- M34: 4,192,780 km (0.112 R)
- M35: 4,465,347 km (0.043 R)
- M36: 4,592,355 km (0.106 R)
- M37: 4,743,898 km (0.115 R)
- M38: 4,908,905 km (0.102 R)
- M39: 5,196,282 km (0.106 R)
- M40: 5,305,488 km (0.071 R)
- M41: 5,378,791 km (0.046 R)
- M42: 5,489,195 km (0.088 R)
- M43: 5,662,579 km (0.096 R)
- M44: 6,065,745 km (0.113 R)
- M45: 6,335,320 km (0.115 R)
- M46: 6,452,156 km (0.052 R)
- M47: 6,806,853 km (0.088 R)
- M48: 7,006,566 km (0.109 R)
- M49: 7,439,203 km (0.057 R)
- M50: 7,521,332 km (0.045 R)
- M51: 7,700,251 km (0.052 R)
- M52: 7,852,841 km (0.098 R)
- M53: 8,118,676 km (0.117 R)
- M54: 8,302,233 km (0.114 R)
- M55: 8,803,386 km (0.025 R)
- M56: 8,992,029 km (0.098 R)
- M57: 9,152,697 km (0.105 R)
- M58: 9,536,266 km (0.113 R)
- M59: 9,789,984 km (0.098 R)
- M60: 10,030,687 km (0.093 R)
Planet 5 - Gas Giant
Semi-Major Axis: 2.13 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 468
Radius: 11.1
Gravity: 3.8 G
Time & Orbit
Eccentricity (e): 0.067
Orbit Range: 1.99 AU - 2.27 AU
Year: 2108 Days
Day: 13.8 Hours
Environment
Temp: -195 °C
Axial Tilt: 49.2 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (64)
Outer Limit: 34,139,226 km
- M1: 144,960 km (0.058 R)
- M2: 279,449 km (0.093 R)
- M3: 389,254 km (0.1 R)
- M4: 505,192 km (0.104 R)
- M5: 613,650 km (0.115 R)
- M6: 905,965 km (0.117 R)
- M7: 1,095,206 km (0.072 R)
- M8: 1,269,637 km (0.072 R)
- M9: 1,384,678 km (0.109 R)
- M10: 1,708,856 km (0.1 R)
- M11: 1,783,057 km (0.116 R)
- M12: 1,880,146 km (0.119 R)
- M13: 1,990,250 km (0.11 R)
- M14: 2,147,926 km (0.073 R)
- M15: 2,309,941 km (0.107 R)
- M16: 2,440,091 km (0.1 R)
- M17: 2,512,197 km (0.045 R)
- M18: 2,658,504 km (0.12 R)
- M19: 2,795,087 km (0.084 R)
- M20: 2,908,781 km (0.078 R)
- M21: 3,023,822 km (0.106 R)
- M22: 3,101,463 km (0.109 R)
- M23: 3,206,182 km (0.091 R)
- M24: 3,432,374 km (0.055 R)
- M25: 3,540,682 km (0.084 R)
- M26: 3,719,153 km (0.112 R)
- M27: 3,802,479 km (0.1 R)
- M28: 4,301,537 km (0.069 R)
- M29: 4,374,541 km (0.076 R)
- M30: 4,581,136 km (0.116 R)
- M31: 4,700,664 km (0.111 R)
- M32: 4,836,350 km (0.055 R)
- M33: 5,487,100 km (0.054 R)
- M34: 5,646,123 km (0.12 R)
- M35: 5,920,037 km (0.077 R)
- M36: 6,001,418 km (0.096 R)
- M37: 6,347,438 km (0.086 R)
- M38: 6,784,862 km (0.095 R)
- M39: 6,972,906 km (0.114 R)
- M40: 7,076,129 km (0.061 R)
- M41: 7,145,243 km (0.118 R)
- M42: 7,301,722 km (0.11 R)
- M43: 7,476,902 km (0.11 R)
- M44: 7,617,972 km (0.102 R)
- M45: 7,867,053 km (0.058 R)
- M46: 8,137,077 km (0.097 R)
- M47: 8,336,940 km (0.085 R)
- M48: 8,410,093 km (0.12 R)
- M49: 8,965,101 km (0.091 R)
- M50: 9,058,749 km (0.064 R)
- M51: 9,916,394 km (0.099 R)
- M52: 10,149,617 km (0.085 R)
- M53: 10,345,291 km (0.068 R)
- M54: 11,221,037 km (0.109 R)
- M55: 11,443,639 km (0.06 R)
- M56: 12,161,858 km (0.074 R)
- M57: 12,453,275 km (0.063 R)
- M58: 13,277,260 km (0.099 R)
- M59: 13,620,288 km (0.06 R)
- M60: 13,814,615 km (0.12 R)
- M61: 14,009,841 km (0.071 R)
- M62: 14,271,637 km (0.085 R)
- M63: 14,578,911 km (0.118 R)
- M64: 14,933,009 km (0.111 R)
Planet 6 - Gas Giant
Semi-Major Axis: 2.21 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 814.3
Radius: 14.3
Gravity: 3.98 G
Time & Orbit
Eccentricity (e): 0.027
Orbit Range: 2.15 AU - 2.27 AU
Year: 2228 Days
Day: 5.5 Hours
Environment
Temp: -202 °C
Axial Tilt: 22.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (64)
Outer Limit: 34,139,226 km
- M1: 226,192 km (0.101 R)
- M2: 320,139 km (0.075 R)
- M3: 498,460 km (0.09 R)
- M4: 644,019 km (0.1 R)
- M5: 861,385 km (0.089 R)
- M6: 1,084,585 km (0.11 R)
- M7: 1,273,227 km (0.064 R)
- M8: 1,416,841 km (0.1 R)
- M9: 1,660,686 km (0.041 R)
- M10: 1,769,593 km (0.08 R)
- M11: 1,931,458 km (0.07 R)
- M12: 2,059,364 km (0.056 R)
- M13: 2,419,596 km (0.076 R)
- M14: 2,530,149 km (0.102 R)
- M15: 3,169,829 km (0.066 R)
- M16: 3,276,193 km (0.094 R)
- M17: 3,508,369 km (0.102 R)
- M18: 3,602,766 km (0.067 R)
- M19: 3,698,059 km (0.096 R)
- M20: 3,858,727 km (0.1 R)
- M21: 4,371,998 km (0.1 R)
- M22: 4,525,036 km (0.071 R)
- M23: 4,749,433 km (0.103 R)
- M24: 4,924,612 km (0.091 R)
- M25: 5,263,302 km (0.045 R)
- M26: 5,426,513 km (0.113 R)
- M27: 5,832,522 km (0.063 R)
- M28: 5,963,869 km (0.094 R)
- M29: 6,172,109 km (0.06 R)
- M30: 6,440,787 km (0.104 R)
- M31: 6,831,387 km (0.073 R)
- M32: 7,189,524 km (0.078 R)
- M33: 7,676,764 km (0.092 R)
- M34: 7,903,704 km (0.117 R)
- M35: 8,028,319 km (0.106 R)
- M36: 8,704,651 km (0.055 R)
- M37: 9,049,774 km (0.046 R)
- M38: 9,311,570 km (0.063 R)
- M39: 9,487,497 km (0.04 R)
- M40: 10,044,450 km (0.057 R)
- M41: 10,247,454 km (0.101 R)
- M42: 10,566,247 km (0.104 R)
- M43: 10,657,801 km (0.113 R)
- M44: 10,795,880 km (0.118 R)
- M45: 11,073,683 km (0.088 R)
- M46: 11,377,217 km (0.067 R)
- M47: 11,683,594 km (0.102 R)
- M48: 12,208,383 km (0.111 R)
- M49: 12,352,895 km (0.117 R)
- M50: 12,473,770 km (0.088 R)
- M51: 12,961,010 km (0.07 R)
- M52: 13,256,316 km (0.09 R)
- M53: 13,479,367 km (0.109 R)
- M54: 14,029,737 km (0.106 R)
- M55: 14,155,848 km (0.094 R)
- M56: 14,409,117 km (0.025 R)
- M57: 14,587,438 km (0.088 R)
- M58: 14,740,776 km (0.1 R)
- M59: 14,868,981 km (0.089 R)
- M60: 15,281,871 km (0.079 R)
- M61: 16,436,767 km (0.094 R)
- M62: 16,836,792 km (0.097 R)
- M63: 17,240,257 km (0.095 R)
- M64: 18,056,463 km (0.114 R)
Planet 7 - Gas Giant
Semi-Major Axis: 2.86 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 967.7
Radius: 13.7
Gravity: 5.16 G
Time & Orbit
Eccentricity (e): 0.071
Orbit Range: 2.66 AU - 3.06 AU
Year: 3281 Days
Day: 14.5 Hours
Environment
Temp: -202 °C
Axial Tilt: 11.5 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (74)
Outer Limit: 34,139,226 km
- M1: 174,581 km (0.086 R)
- M2: 351,256 km (0.076 R)
- M3: 471,682 km (0.114 R)
- M4: 562,638 km (0.104 R)
- M5: 692,339 km (0.031 R)
- M6: 788,979 km (0.088 R)
- M7: 1,010,384 km (0.113 R)
- M8: 1,266,645 km (0.086 R)
- M9: 1,389,166 km (0.084 R)
- M10: 1,873,564 km (0.038 R)
- M11: 1,967,362 km (0.054 R)
- M12: 2,143,438 km (0.05 R)
- M13: 2,258,329 km (0.09 R)
- M14: 2,358,560 km (0.105 R)
- M15: 2,563,659 km (0.109 R)
- M16: 2,650,874 km (0.097 R)
- M17: 2,756,939 km (0.106 R)
- M18: 2,991,808 km (0.104 R)
- M19: 3,346,953 km (0.051 R)
- M20: 3,755,355 km (0.098 R)
- M21: 3,855,137 km (0.068 R)
- M22: 3,996,208 km (0.038 R)
- M23: 4,138,924 km (0.101 R)
- M24: 4,304,380 km (0.06 R)
- M25: 4,835,302 km (0.07 R)
- M26: 5,119,688 km (0.108 R)
- M27: 5,728,102 km (0.05 R)
- M28: 5,889,668 km (0.12 R)
- M29: 6,841,709 km (0.085 R)
- M30: 7,013,298 km (0.089 R)
- M31: 7,285,865 km (0.119 R)
- M32: 7,637,869 km (0.086 R)
- M33: 8,047,019 km (0.082 R)
- M34: 8,515,859 km (0.099 R)
- M35: 8,621,325 km (0.105 R)
- M36: 8,780,198 km (0.118 R)
- M37: 10,282,460 km (0.088 R)
- M38: 10,592,427 km (0.118 R)
- M39: 11,077,423 km (0.074 R)
- M40: 11,163,891 km (0.119 R)
- M41: 11,628,392 km (0.104 R)
- M42: 11,774,848 km (0.114 R)
- M43: 12,307,118 km (0.093 R)
- M44: 12,968,490 km (0.11 R)
- M45: 14,075,664 km (0.088 R)
- M46: 14,294,525 km (0.114 R)
- M47: 15,021,421 km (0.071 R)
- M48: 15,117,164 km (0.114 R)
- M49: 15,341,262 km (0.028 R)
- M50: 16,248,722 km (0.064 R)
- M51: 16,379,920 km (0.04 R)
- M52: 16,709,035 km (0.051 R)
- M53: 16,874,490 km (0.101 R)
- M54: 17,073,755 km (0.031 R)
- M55: 17,240,407 km (0.092 R)
- M56: 17,441,167 km (0.118 R)
- M57: 17,541,697 km (0.105 R)
- M58: 17,743,654 km (0.106 R)
- M59: 18,183,621 km (0.106 R)
- M60: 18,285,647 km (0.074 R)
- M61: 18,387,972 km (0.058 R)
- M62: 18,695,844 km (0.1 R)
- M63: 19,734,502 km (0.118 R)
- M64: 20,225,632 km (0.117 R)
- M65: 20,543,528 km (0.115 R)
- M66: 21,435,131 km (0.027 R)
- M67: 22,012,429 km (0.074 R)
- M68: 22,339,450 km (0.061 R)
- M69: 22,631,465 km (0.09 R)
- M70: 22,741,270 km (0.067 R)
- M71: 23,108,682 km (0.071 R)
- M72: 24,110,539 km (0.055 R)
- M73: 24,297,537 km (0.065 R)
- M74: 24,560,380 km (0.098 R)
Planet 8 - Gas Giant
Semi-Major Axis: 5.56 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 313
Radius: 13.1
Gravity: 1.82 G
Time & Orbit
Eccentricity (e): 0.04
Orbit Range: 5.34 AU - 5.78 AU
Year: 8892 Days
Day: 13.1 Hours
Environment
Temp: -225 °C
Axial Tilt: 12.5 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (58)
Outer Limit: 34,139,226 km
- M1: 207,642 km (0.104 R)
- M2: 487,240 km (0.038 R)
- M3: 1,034,768 km (0.081 R)
- M4: 1,505,254 km (0.104 R)
- M5: 1,885,831 km (0.07 R)
- M6: 2,337,467 km (0.119 R)
- M7: 2,523,417 km (0.103 R)
- M8: 2,714,453 km (0.06 R)
- M9: 2,910,427 km (0.097 R)
- M10: 4,132,791 km (0.055 R)
- M11: 4,563,782 km (0.075 R)
- M12: 4,824,083 km (0.115 R)
- M13: 5,223,958 km (0.101 R)
- M14: 5,496,525 km (0.093 R)
- M15: 6,399,947 km (0.083 R)
- M16: 6,839,465 km (0.104 R)
- M17: 6,988,165 km (0.066 R)
- M18: 7,198,201 km (0.041 R)
- M19: 7,319,076 km (0.066 R)
- M20: 8,247,779 km (0.106 R)
- M21: 8,342,774 km (0.1 R)
- M22: 8,438,068 km (0.043 R)
- M23: 8,726,044 km (0.037 R)
- M24: 9,377,991 km (0.114 R)
- M25: 9,543,447 km (0.041 R)
- M26: 10,590,781 km (0.069 R)
- M27: 10,832,232 km (0.081 R)
- M28: 11,426,585 km (0.099 R)
- M29: 11,709,923 km (0.116 R)
- M30: 13,013,668 km (0.112 R)
- M31: 13,833,016 km (0.043 R)
- M32: 14,515,781 km (0.064 R)
- M33: 14,938,544 km (0.105 R)
- M34: 15,209,616 km (0.046 R)
- M35: 15,443,287 km (0.104 R)
- M36: 17,599,591 km (0.115 R)
- M37: 17,927,061 km (0.115 R)
- M38: 18,173,897 km (0.118 R)
- M39: 18,463,369 km (0.115 R)
- M40: 20,446,588 km (0.061 R)
- M41: 21,267,282 km (0.082 R)
- M42: 22,319,554 km (0.057 R)
- M43: 24,020,033 km (0.108 R)
- M44: 24,110,689 km (0.09 R)
- M45: 24,201,345 km (0.096 R)
- M46: 25,994,126 km (0.11 R)
- M47: 26,367,074 km (0.035 R)
- M48: 26,882,887 km (0.092 R)
- M49: 27,639,104 km (0.06 R)
- M50: 28,690,179 km (0.077 R)
- M51: 29,511,471 km (0.101 R)
- M52: 29,998,263 km (0.104 R)
- M53: 30,242,556 km (0.049 R)
- M54: 31,325,495 km (0.074 R)
- M55: 31,772,194 km (0.06 R)
- M56: 31,971,459 km (0.113 R)
- M57: 33,529,520 km (0.106 R)
- M58: 33,732,375 km (0.049 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: 244 - 14,961 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.