Star System Generated (Seed: 1767349539)
Star Details
Spectral Class: M1V
Temperature: 3,483 K
Mass: 0.32 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: 11.3 AU
Planetary System (7 Planets)
Planet 1 - Gas Giant
Semi-Major Axis: 0.74 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 579.8
Radius: 8.7
Gravity: 7.66 G
Time & Orbit
Eccentricity (e): 0.099
Orbit Range: 0.67 AU - 0.81 AU
Year: 411 Days
Day: 13.8 Hours
Environment
Temp: -151 °C
Axial Tilt: 16.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (50)
Outer Limit: 64,780,646 km
- M1: 110,104 km (0.086 R)
- M2: 170,990 km (0.109 R)
- M3: 227,987 km (0.115 R)
- M4: 319,990 km (0.119 R)
- M5: 376,538 km (0.099 R)
- M6: 456,423 km (0.106 R)
- M7: 546,481 km (0.104 R)
- M8: 703,409 km (0.088 R)
- M9: 757,863 km (0.115 R)
- M10: 817,852 km (0.116 R)
- M11: 926,160 km (0.077 R)
- M12: 1,008,290 km (0.072 R)
- M13: 1,084,136 km (0.114 R)
- M14: 1,180,626 km (0.058 R)
- M15: 1,333,216 km (0.095 R)
- M16: 1,392,158 km (0.098 R)
- M17: 1,492,388 km (0.116 R)
- M18: 1,605,634 km (0.033 R)
- M19: 1,663,229 km (0.116 R)
- M20: 1,796,970 km (0.114 R)
- M21: 1,851,573 km (0.112 R)
- M22: 1,912,160 km (0.07 R)
- M23: 1,979,180 km (0.12 R)
- M24: 2,132,817 km (0.095 R)
- M25: 2,219,733 km (0.109 R)
- M26: 2,361,552 km (0.049 R)
- M27: 2,549,297 km (0.1 R)
- M28: 2,710,414 km (0.075 R)
- M29: 2,817,676 km (0.105 R)
- M30: 2,977,895 km (0.086 R)
- M31: 3,055,985 km (0.094 R)
- M32: 3,121,509 km (0.104 R)
- M33: 3,354,732 km (0.067 R)
- M34: 3,429,232 km (0.069 R)
- M35: 3,497,449 km (0.079 R)
- M36: 3,552,351 km (0.09 R)
- M37: 3,607,403 km (0.086 R)
- M38: 3,662,904 km (0.107 R)
- M39: 3,831,052 km (0.04 R)
- M40: 3,951,777 km (0.04 R)
- M41: 4,016,104 km (0.056 R)
- M42: 4,269,972 km (0.075 R)
- M43: 4,365,565 km (0.047 R)
- M44: 4,432,136 km (0.119 R)
- M45: 4,671,792 km (0.086 R)
- M46: 4,800,895 km (0.077 R)
- M47: 4,954,233 km (0.111 R)
- M48: 5,124,774 km (0.118 R)
- M49: 5,195,085 km (0.077 R)
- M50: 5,376,398 km (0.083 R)
Planet 2 - Gas Giant
Semi-Major Axis: 1.09 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 259.9
Radius: 12
Gravity: 1.8 G
Time & Orbit
Eccentricity (e): 0.035
Orbit Range: 1.05 AU - 1.13 AU
Year: 735 Days
Day: 10.9 Hours
Environment
Temp: -172 °C
Axial Tilt: 22.9 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (32)
Outer Limit: 64,780,646 km
- M1: 150,196 km (0.027 R)
- M2: 473,776 km (0.12 R)
- M3: 606,470 km (0.119 R)
- M4: 712,535 km (0.044 R)
- M5: 941,120 km (0.053 R)
- M6: 1,204,113 km (0.091 R)
- M7: 1,331,720 km (0.036 R)
- M8: 1,447,958 km (0.084 R)
- M9: 1,606,681 km (0.083 R)
- M10: 1,719,628 km (0.026 R)
- M11: 2,038,271 km (0.099 R)
- M12: 2,318,468 km (0.047 R)
- M13: 2,440,540 km (0.066 R)
- M14: 2,772,348 km (0.093 R)
- M15: 2,847,296 km (0.087 R)
- M16: 3,369,542 km (0.096 R)
- M17: 3,471,718 km (0.07 R)
- M18: 3,575,090 km (0.059 R)
- M19: 3,724,389 km (0.09 R)
- M20: 3,807,415 km (0.095 R)
- M21: 3,914,079 km (0.098 R)
- M22: 4,091,502 km (0.091 R)
- M23: 4,200,708 km (0.063 R)
- M24: 4,462,205 km (0.096 R)
- M25: 4,542,539 km (0.095 R)
- M26: 4,909,952 km (0.091 R)
- M27: 5,051,322 km (0.049 R)
- M28: 5,338,250 km (0.058 R)
- M29: 5,457,929 km (0.106 R)
- M30: 5,613,062 km (0.112 R)
- M31: 5,813,523 km (0.098 R)
- M32: 5,963,270 km (0.098 R)
Asteroid Belt
Center: 1.46 AU
Composition
Type: Outer System (Icy)
A dense region of planetesimals and debris.
Boundary
Planet 3 - Gas Giant
Semi-Major Axis: 1.83 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 814.9
Radius: 14.8
Gravity: 3.72 G
Time & Orbit
Eccentricity (e): 0.209
Orbit Range: 1.45 AU - 2.21 AU
Year: 1598 Days
Day: 6.2 Hours
Environment
Temp: -186 °C
Axial Tilt: 5.4 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (61)
Outer Limit: 64,780,646 km
- M1: 184,454 km (0.046 R)
- M2: 280,795 km (0.1 R)
- M3: 412,142 km (0.112 R)
- M4: 505,940 km (0.102 R)
- M5: 637,287 km (0.096 R)
- M6: 775,366 km (0.113 R)
- M7: 933,192 km (0.038 R)
- M8: 1,033,871 km (0.057 R)
- M9: 1,156,392 km (0.109 R)
- M10: 1,293,573 km (0.108 R)
- M11: 1,555,369 km (0.086 R)
- M12: 1,656,946 km (0.101 R)
- M13: 1,750,445 km (0.058 R)
- M14: 1,888,673 km (0.085 R)
- M15: 2,042,011 km (0.056 R)
- M16: 2,176,799 km (0.046 R)
- M17: 2,408,376 km (0.117 R)
- M18: 2,734,200 km (0.119 R)
- M19: 2,833,533 km (0.064 R)
- M20: 3,204,087 km (0.048 R)
- M21: 3,482,339 km (0.092 R)
- M22: 3,727,381 km (0.095 R)
- M23: 3,824,170 km (0.074 R)
- M24: 4,321,134 km (0.102 R)
- M25: 4,614,496 km (0.105 R)
- M26: 4,899,181 km (0.064 R)
- M27: 5,236,374 km (0.092 R)
- M28: 5,660,484 km (0.111 R)
- M29: 5,949,507 km (0.101 R)
- M30: 6,128,576 km (0.11 R)
- M31: 6,442,133 km (0.053 R)
- M32: 7,016,439 km (0.071 R)
- M33: 7,188,626 km (0.074 R)
- M34: 7,908,940 km (0.082 R)
- M35: 8,505,537 km (0.096 R)
- M36: 8,707,643 km (0.03 R)
- M37: 8,929,946 km (0.039 R)
- M38: 9,285,989 km (0.071 R)
- M39: 9,418,233 km (0.102 R)
- M40: 9,551,226 km (0.087 R)
- M41: 9,742,262 km (0.085 R)
- M42: 9,876,751 km (0.085 R)
- M43: 10,011,837 km (0.102 R)
- M44: 10,128,075 km (0.077 R)
- M45: 10,558,468 km (0.103 R)
- M46: 10,736,190 km (0.069 R)
- M47: 10,875,167 km (0.112 R)
- M48: 10,994,845 km (0.105 R)
- M49: 11,094,776 km (0.081 R)
- M50: 11,396,665 km (0.095 R)
- M51: 11,599,370 km (0.101 R)
- M52: 11,721,741 km (0.061 R)
- M53: 12,214,965 km (0.085 R)
- M54: 12,380,869 km (0.119 R)
- M55: 13,285,637 km (0.119 R)
- M56: 13,584,833 km (0.113 R)
- M57: 13,843,189 km (0.099 R)
- M58: 14,168,265 km (0.109 R)
- M59: 14,408,369 km (0.069 R)
- M60: 14,583,698 km (0.09 R)
- M61: 14,693,802 km (0.096 R)
Planet 4 - Gas Giant
Semi-Major Axis: 2.67 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 258.9
Radius: 8.8
Gravity: 3.34 G
Time & Orbit
Eccentricity (e): 0.246
Orbit Range: 2.01 AU - 3.33 AU
Year: 2817 Days
Day: 10.9 Hours
Environment
Temp: -201 °C
Axial Tilt: 5.1 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (72)
Outer Limit: 64,780,646 km
- M1: 118,033 km (0.116 R)
- M2: 178,769 km (0.071 R)
- M3: 337,642 km (0.103 R)
- M4: 463,005 km (0.114 R)
- M5: 528,679 km (0.084 R)
- M6: 641,476 km (0.032 R)
- M7: 770,579 km (0.1 R)
- M8: 850,913 km (0.079 R)
- M9: 908,807 km (0.058 R)
- M10: 1,073,365 km (0.085 R)
- M11: 1,136,495 km (0.086 R)
- M12: 1,276,219 km (0.112 R)
- M13: 1,392,158 km (0.106 R)
- M14: 1,481,617 km (0.066 R)
- M15: 1,614,161 km (0.093 R)
- M16: 1,729,501 km (0.113 R)
- M17: 1,880,296 km (0.031 R)
- M18: 1,968,409 km (0.063 R)
- M19: 2,024,209 km (0.114 R)
- M20: 2,346,891 km (0.072 R)
- M21: 2,418,100 km (0.073 R)
- M22: 2,490,057 km (0.064 R)
- M23: 2,785,512 km (0.073 R)
- M24: 2,886,491 km (0.104 R)
- M25: 3,079,023 km (0.036 R)
- M26: 3,196,757 km (0.062 R)
- M27: 3,276,044 km (0.088 R)
- M28: 3,504,181 km (0.116 R)
- M29: 3,599,774 km (0.073 R)
- M30: 3,863,365 km (0.103 R)
- M31: 3,933,826 km (0.063 R)
- M32: 4,147,601 km (0.116 R)
- M33: 4,277,901 km (0.06 R)
- M34: 4,453,529 km (0.089 R)
- M35: 4,994,923 km (0.102 R)
- M36: 5,336,006 km (0.063 R)
- M37: 5,477,825 km (0.068 R)
- M38: 5,652,705 km (0.097 R)
- M39: 5,749,046 km (0.095 R)
- M40: 5,943,075 km (0.09 R)
- M41: 6,205,170 km (0.071 R)
- M42: 6,387,679 km (0.075 R)
- M43: 6,757,934 km (0.05 R)
- M44: 6,860,110 km (0.119 R)
- M45: 7,117,867 km (0.107 R)
- M46: 7,239,191 km (0.099 R)
- M47: 7,519,238 km (0.045 R)
- M48: 8,108,055 km (0.075 R)
- M49: 8,325,869 km (0.103 R)
- M50: 8,711,682 km (0.08 R)
- M51: 9,254,124 km (0.062 R)
- M52: 9,367,819 km (0.039 R)
- M53: 9,424,666 km (0.083 R)
- M54: 9,692,147 km (0.034 R)
- M55: 10,489,653 km (0.104 R)
- M56: 10,886,387 km (0.059 R)
- M57: 11,247,516 km (0.095 R)
- M58: 11,348,644 km (0.097 R)
- M59: 11,409,381 km (0.073 R)
- M60: 11,673,870 km (0.062 R)
- M61: 11,858,324 km (0.107 R)
- M62: 12,147,048 km (0.073 R)
- M63: 12,209,281 km (0.093 R)
- M64: 12,354,690 km (0.108 R)
- M65: 12,605,416 km (0.101 R)
- M66: 12,921,217 km (0.092 R)
- M67: 13,005,889 km (0.101 R)
- M68: 13,175,832 km (0.083 R)
- M69: 13,668,309 km (0.09 R)
- M70: 14,341,649 km (0.089 R)
- M71: 14,583,249 km (0.115 R)
- M72: 14,759,625 km (0.051 R)
Planet 5 - Gas Giant
Semi-Major Axis: 2.88 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 70.4
Radius: 10.3
Gravity: 0.66 G
Time & Orbit
Eccentricity (e): 0.022
Orbit Range: 2.82 AU - 2.94 AU
Year: 3156 Days
Day: 6.5 Hours
Environment
Temp: -193 °C
Axial Tilt: 15.3 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (56)
Outer Limit: 64,780,646 km
- M1: 131,796 km (0.099 R)
- M2: 204,201 km (0.097 R)
- M3: 334,950 km (0.119 R)
- M4: 508,184 km (0.101 R)
- M5: 576,999 km (0.061 R)
- M6: 666,608 km (0.095 R)
- M7: 743,202 km (0.079 R)
- M8: 823,237 km (0.069 R)
- M9: 926,160 km (0.081 R)
- M10: 1,006,345 km (0.1 R)
- M11: 1,096,104 km (0.12 R)
- M12: 1,225,207 km (0.044 R)
- M13: 1,359,396 km (0.086 R)
- M14: 1,475,185 km (0.039 R)
- M15: 1,610,421 km (0.079 R)
- M16: 1,683,874 km (0.101 R)
- M17: 1,808,638 km (0.061 R)
- M18: 1,910,814 km (0.089 R)
- M19: 2,050,239 km (0.097 R)
- M20: 2,507,410 km (0.117 R)
- M21: 2,787,158 km (0.035 R)
- M22: 2,876,169 km (0.083 R)
- M23: 2,966,077 km (0.104 R)
- M24: 3,251,659 km (0.092 R)
- M25: 3,632,236 km (0.048 R)
- M26: 3,871,892 km (0.102 R)
- M27: 4,049,465 km (0.108 R)
- M28: 4,240,950 km (0.069 R)
- M29: 4,332,205 km (0.119 R)
- M30: 4,401,169 km (0.061 R)
- M31: 4,917,282 km (0.098 R)
- M32: 5,255,822 km (0.048 R)
- M33: 5,677,239 km (0.051 R)
- M34: 5,866,630 km (0.085 R)
- M35: 5,968,357 km (0.062 R)
- M36: 6,199,785 km (0.069 R)
- M37: 6,277,575 km (0.079 R)
- M38: 6,565,551 km (0.032 R)
- M39: 6,631,674 km (0.093 R)
- M40: 6,791,145 km (0.104 R)
- M41: 6,911,571 km (0.089 R)
- M42: 7,073,287 km (0.057 R)
- M43: 7,209,121 km (0.112 R)
- M44: 7,318,328 km (0.073 R)
- M45: 7,621,563 km (0.119 R)
- M46: 7,774,601 km (0.095 R)
- M47: 7,844,613 km (0.071 R)
- M48: 7,999,297 km (0.101 R)
- M49: 8,226,088 km (0.107 R)
- M50: 8,368,804 km (0.075 R)
- M51: 8,671,441 km (0.106 R)
- M52: 9,436,334 km (0.063 R)
- M53: 9,615,852 km (0.071 R)
- M54: 9,902,481 km (0.11 R)
- M55: 10,115,509 km (0.079 R)
- M56: 10,376,258 km (0.12 R)
Planet 6 - Gas Giant
Semi-Major Axis: 5.96 AU
Status: Outer (Cold)
Composition: Hydrogen/Helium Atmosphere
Physical Data
Mass: 83
Radius: 9.6
Gravity: 0.9 G
Time & Orbit
Eccentricity (e): 0.154
Orbit Range: 5.04 AU - 6.88 AU
Year: 9395 Days
Day: 6.1 Hours
Environment
Temp: -211 °C
Axial Tilt: 12.6 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (47)
Outer Limit: 64,780,646 km
- M1: 231,129 km (0.109 R)
- M2: 300,393 km (0.109 R)
- M3: 612,454 km (0.111 R)
- M4: 690,245 km (0.057 R)
- M5: 856,597 km (0.103 R)
- M6: 922,720 km (0.082 R)
- M7: 1,267,094 km (0.109 R)
- M8: 1,473,838 km (0.078 R)
- M9: 1,595,162 km (0.052 R)
- M10: 1,691,802 km (0.06 R)
- M11: 1,876,705 km (0.096 R)
- M12: 2,053,231 km (0.085 R)
- M13: 3,119,864 km (0.074 R)
- M14: 3,259,438 km (0.105 R)
- M15: 3,562,972 km (0.041 R)
- M16: 3,838,233 km (0.041 R)
- M17: 3,950,431 km (0.111 R)
- M18: 5,275,270 km (0.099 R)
- M19: 5,610,519 km (0.114 R)
- M20: 5,909,565 km (0.098 R)
- M21: 6,345,942 km (0.05 R)
- M22: 6,657,554 km (0.067 R)
- M23: 7,528,662 km (0.12 R)
- M24: 7,953,820 km (0.106 R)
- M25: 8,121,220 km (0.045 R)
- M26: 8,630,600 km (0.072 R)
- M27: 9,300,649 km (0.114 R)
- M28: 9,910,410 km (0.11 R)
- M29: 9,987,603 km (0.104 R)
- M30: 10,168,317 km (0.06 R)
- M31: 11,034,937 km (0.119 R)
- M32: 12,172,031 km (0.066 R)
- M33: 13,006,936 km (0.096 R)
- M34: 13,860,243 km (0.039 R)
- M35: 13,975,433 km (0.055 R)
- M36: 14,468,358 km (0.087 R)
- M37: 15,411,573 km (0.078 R)
- M38: 15,860,665 km (0.088 R)
- M39: 16,132,036 km (0.051 R)
- M40: 17,605,874 km (0.051 R)
- M41: 18,075,163 km (0.078 R)
- M42: 18,675,649 km (0.1 R)
- M43: 18,834,671 km (0.028 R)
- M44: 21,241,551 km (0.103 R)
- M45: 21,507,536 km (0.082 R)
- M46: 21,741,208 km (0.03 R)
- M47: 22,413,351 km (0.091 R)
Planet 7 - Ice Giant
Semi-Major Axis: 9.34 AU
Status: Outer (Cold)
Composition: Methane/Ammonia Ices
Physical Data
Mass: 497.8
Radius: 7
Gravity: 10.16 G
Time & Orbit
Eccentricity (e): 0.034
Orbit Range: 9.02 AU - 9.66 AU
Year: 18430 Days
Day: 23.1 Hours
Environment
Temp: -222 °C
Axial Tilt: 22.8 °
Atmosphere: Hâ‚‚, CHâ‚„
Biome: None
Satellites (96)
Outer Limit: 64,780,646 km
- M1: 133,292 km (0.097 R)
- M2: 283,937 km (0.08 R)
- M3: 492,626 km (0.116 R)
- M4: 663,915 km (0.066 R)
- M5: 1,362,986 km (0.1 R)
- M6: 1,550,881 km (0.089 R)
- M7: 1,747,154 km (0.097 R)
- M8: 2,319,665 km (0.109 R)
- M9: 2,776,387 km (0.041 R)
- M10: 2,980,438 km (0.063 R)
- M11: 3,189,576 km (0.096 R)
- M12: 3,770,465 km (0.081 R)
- M13: 4,344,472 km (0.096 R)
- M14: 4,661,619 km (0.109 R)
- M15: 5,151,552 km (0.118 R)
- M16: 6,179,888 km (0.118 R)
- M17: 6,357,311 km (0.105 R)
- M18: 6,491,500 km (0.102 R)
- M19: 6,945,680 km (0.064 R)
- M20: 6,991,606 km (0.047 R)
- M21: 7,932,427 km (0.113 R)
- M22: 9,467,600 km (0.083 R)
- M23: 9,981,918 km (0.064 R)
- M24: 10,400,044 km (0.054 R)
- M25: 10,611,127 km (0.086 R)
- M26: 11,415,664 km (0.04 R)
- M27: 11,907,841 km (0.097 R)
- M28: 12,406,899 km (0.065 R)
- M29: 12,856,142 km (0.065 R)
- M30: 14,002,660 km (0.072 R)
- M31: 14,235,883 km (0.12 R)
- M32: 14,411,660 km (0.061 R)
- M33: 14,943,331 km (0.117 R)
- M34: 15,481,285 km (0.059 R)
- M35: 15,541,424 km (0.108 R)
- M36: 16,208,480 km (0.093 R)
- M37: 16,514,857 km (0.098 R)
- M38: 16,637,826 km (0.071 R)
- M39: 20,932,332 km (0.112 R)
- M40: 21,065,475 km (0.046 R)
- M41: 21,332,806 km (0.12 R)
- M42: 23,028,348 km (0.072 R)
- M43: 23,234,644 km (0.113 R)
- M44: 23,718,593 km (0.074 R)
- M45: 24,415,719 km (0.119 R)
- M46: 25,901,375 km (0.104 R)
- M47: 26,187,706 km (0.082 R)
- M48: 26,763,358 km (0.031 R)
- M49: 27,343,349 km (0.106 R)
- M50: 28,959,305 km (0.114 R)
- M51: 29,256,407 km (0.112 R)
- M52: 29,330,907 km (0.103 R)
- M53: 30,153,844 km (0.067 R)
- M54: 31,593,275 km (0.108 R)
- M55: 32,977,504 km (0.065 R)
- M56: 33,054,996 km (0.09 R)
- M57: 33,521,143 km (0.093 R)
- M58: 34,460,019 km (0.089 R)
- M59: 34,538,708 km (0.105 R)
- M60: 35,725,168 km (0.085 R)
- M61: 37,327,960 km (0.11 R)
- M62: 37,732,323 km (0.057 R)
- M63: 38,463,857 km (0.113 R)
- M64: 38,545,387 km (0.114 R)
- M65: 38,708,748 km (0.072 R)
- M66: 38,872,259 km (0.111 R)
- M67: 40,603,106 km (0.11 R)
- M68: 41,269,116 km (0.079 R)
- M69: 42,106,714 km (0.088 R)
- M70: 45,858,180 km (0.08 R)
- M71: 46,378,033 km (0.084 R)
- M72: 48,124,737 km (0.118 R)
- M73: 48,212,701 km (0.107 R)
- M74: 48,388,628 km (0.095 R)
- M75: 48,652,967 km (0.104 R)
- M76: 49,626,251 km (0.099 R)
- M77: 49,715,112 km (0.101 R)
- M78: 51,143,174 km (0.058 R)
- M79: 51,412,450 km (0.092 R)
- M80: 52,042,556 km (0.06 R)
- M81: 54,039,538 km (0.051 R)
- M82: 54,130,942 km (0.067 R)
- M83: 54,588,562 km (0.105 R)
- M84: 55,876,749 km (0.04 R)
- M85: 57,174,810 km (0.083 R)
- M86: 58,108,151 km (0.119 R)
- M87: 59,046,429 km (0.081 R)
- M88: 59,140,526 km (0.077 R)
- M89: 59,800,702 km (0.112 R)
- M90: 59,989,793 km (0.098 R)
- M91: 60,463,271 km (0.113 R)
- M92: 61,509,409 km (0.112 R)
- M93: 62,849,506 km (0.094 R)
- M94: 63,716,127 km (0.063 R)
- M95: 64,102,538 km (0.114 R)
- M96: 64,683,576 km (0.089 R)
Kuiper Belt
Range: 30 - 48 AU
Composition
Type: Dwarf Planets/TNOs (Ices)
Reservoir of dwarf planets and volatile ices.
Outer System
Oort Cloud
Range: 247 - 16,877 AU
Composition
Type: Cometary Reservoir
System's final boundary, containing trillions of icy planetesimals.