G0V Star System Generated (Seed: 1768241273)

Star Details

Spectral Class: G2V

Temperature: 5,840 K

Mass: 1.06 sol

Luminosity: 1.23 lux

Habitable Zone (HZ)

Inner Boundary: 1.06 AU

Outer Boundary: 1.52 AU

Physical Limits

Snow Line: 5.32 AU

Max System Radius: 20.6 AU

Planetary System (7 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.46 AU - 0.58 AU

Year: 133 Days

Day: 16.6 Hours

Environment

Temp: 279 °C

Axial Tilt: 20.5 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.18 AU - 5.92 AU

Year: 4026 Days

Day: 40.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.8 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,981,876 km

  • M1: 2,630,529 km (0.082 R)
  • M2: 2,937,055 km (0.12 R)

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.9

Radius: 12.7

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.19 AU - 7.63 AU

Year: 5757 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (66)

Outer Limit: 89,981,876 km

  • M1: 164,258 km (0.083 R)
  • M2: 261,946 km (0.061 R)
  • M3: 386,860 km (0.118 R)
  • M4: 531,671 km (0.055 R)
  • M5: 627,264 km (0.042 R)
  • M6: 751,131 km (0.12 R)
  • M7: 861,385 km (0.104 R)
  • M8: 965,953 km (0.073 R)
  • M9: 1,361,041 km (0.119 R)
  • M10: 1,715,738 km (0.11 R)
  • M11: 2,052,184 km (0.108 R)
  • M12: 2,665,385 km (0.09 R)
  • M13: 3,239,991 km (0.107 R)
  • M14: 3,370,889 km (0.108 R)
  • M15: 3,541,730 km (0.093 R)
  • M16: 3,715,562 km (0.114 R)
  • M17: 4,152,538 km (0.074 R)
  • M18: 4,860,285 km (0.081 R)
  • M19: 6,060,509 km (0.096 R)
  • M20: 6,433,157 km (0.108 R)
  • M21: 6,646,185 km (0.113 R)
  • M22: 7,695,763 km (0.112 R)
  • M23: 7,821,276 km (0.096 R)
  • M24: 8,048,665 km (0.077 R)
  • M25: 8,510,324 km (0.083 R)
  • M26: 9,006,989 km (0.116 R)
  • M27: 9,405,667 km (0.103 R)
  • M28: 9,593,711 km (0.117 R)
  • M29: 10,055,819 km (0.115 R)
  • M30: 10,165,475 km (0.118 R)
  • M31: 10,441,782 km (0.091 R)
  • M32: 10,748,457 km (0.055 R)
  • M33: 11,171,371 km (0.118 R)
  • M34: 11,313,638 km (0.119 R)
  • M35: 11,513,800 km (0.055 R)
  • M36: 11,975,758 km (0.089 R)
  • M37: 12,238,153 km (0.112 R)
  • M38: 12,355,438 km (0.028 R)
  • M39: 12,709,685 km (0.045 R)
  • M40: 12,917,776 km (0.114 R)
  • M41: 13,126,914 km (0.119 R)
  • M42: 13,548,930 km (0.037 R)
  • M43: 14,375,159 km (0.064 R)
  • M44: 14,499,026 km (0.092 R)
  • M45: 14,810,040 km (0.075 R)
  • M46: 15,948,180 km (0.094 R)
  • M47: 16,430,783 km (0.096 R)
  • M48: 16,657,573 km (0.077 R)
  • M49: 17,212,731 km (0.093 R)
  • M50: 17,377,289 km (0.091 R)
  • M51: 17,707,750 km (0.046 R)
  • M52: 17,807,233 km (0.118 R)
  • M53: 18,040,306 km (0.046 R)
  • M54: 18,644,233 km (0.111 R)
  • M55: 18,745,511 km (0.025 R)
  • M56: 19,254,742 km (0.082 R)
  • M57: 20,079,026 km (0.04 R)
  • M58: 20,217,404 km (0.056 R)
  • M59: 20,356,231 km (0.103 R)
  • M60: 20,809,662 km (0.071 R)
  • M61: 21,442,910 km (0.117 R)
  • M62: 21,939,874 km (0.087 R)
  • M63: 22,297,114 km (0.109 R)
  • M64: 22,440,578 km (0.101 R)
  • M65: 23,855,176 km (0.096 R)
  • M66: 24,665,996 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.7

Radius: 8.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.86 AU - 9.12 AU

Year: 9563 Days

Day: 11.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.8 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (51)

Outer Limit: 89,981,876 km

  • M1: 236,963 km (0.038 R)
  • M2: 489,484 km (0.05 R)
  • M3: 570,865 km (0.11 R)
  • M4: 760,107 km (0.099 R)
  • M5: 1,088,624 km (0.051 R)
  • M6: 1,226,403 km (0.045 R)
  • M7: 1,283,251 km (0.098 R)
  • M8: 1,706,014 km (0.114 R)
  • M9: 2,187,420 km (0.08 R)
  • M10: 2,257,133 km (0.059 R)
  • M11: 2,506,812 km (0.103 R)
  • M12: 3,248,967 km (0.108 R)
  • M13: 4,119,477 km (0.109 R)
  • M14: 4,469,236 km (0.096 R)
  • M15: 4,783,242 km (0.04 R)
  • M16: 4,920,124 km (0.084 R)
  • M17: 5,035,016 km (0.09 R)
  • M18: 5,432,796 km (0.101 R)
  • M19: 5,599,448 km (0.043 R)
  • M20: 6,358,059 km (0.118 R)
  • M21: 6,559,119 km (0.088 R)
  • M22: 8,737,563 km (0.081 R)
  • M23: 9,243,353 km (0.07 R)
  • M24: 9,961,573 km (0.058 R)
  • M25: 10,224,566 km (0.085 R)
  • M26: 10,697,744 km (0.098 R)
  • M27: 10,757,433 km (0.077 R)
  • M28: 11,788,462 km (0.107 R)
  • M29: 11,880,913 km (0.057 R)
  • M30: 12,128,797 km (0.109 R)
  • M31: 12,190,880 km (0.096 R)
  • M32: 12,787,327 km (0.098 R)
  • M33: 12,977,765 km (0.068 R)
  • M34: 14,237,529 km (0.107 R)
  • M35: 14,303,202 km (0.041 R)
  • M36: 14,566,943 km (0.071 R)
  • M37: 14,765,759 km (0.074 R)
  • M38: 16,216,708 km (0.079 R)
  • M39: 16,629,599 km (0.112 R)
  • M40: 16,733,419 km (0.106 R)
  • M41: 16,976,516 km (0.078 R)
  • M42: 18,280,411 km (0.108 R)
  • M43: 18,351,769 km (0.1 R)
  • M44: 18,638,249 km (0.115 R)
  • M45: 20,462,446 km (0.108 R)
  • M46: 22,304,594 km (0.064 R)
  • M47: 22,380,889 km (0.105 R)
  • M48: 22,956,092 km (0.08 R)
  • M49: 23,808,352 km (0.096 R)
  • M50: 24,947,689 km (0.12 R)
  • M51: 25,344,722 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.3

Radius: 10.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.93 AU - 10.95 AU

Year: 11118 Days

Day: 12.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (80)

Outer Limit: 89,981,876 km

  • M1: 210,185 km (0.095 R)
  • M2: 423,212 km (0.106 R)
  • M3: 553,662 km (0.11 R)
  • M4: 658,231 km (0.068 R)
  • M5: 770,279 km (0.043 R)
  • M6: 843,882 km (0.119 R)
  • M7: 951,293 km (0.118 R)
  • M8: 1,047,335 km (0.037 R)
  • M9: 1,146,967 km (0.094 R)
  • M10: 1,232,387 km (0.115 R)
  • M11: 1,483,861 km (0.115 R)
  • M12: 1,615,956 km (0.089 R)
  • M13: 1,693,298 km (0.069 R)
  • M14: 1,994,588 km (0.028 R)
  • M15: 2,077,914 km (0.113 R)
  • M16: 2,226,465 km (0.096 R)
  • M17: 2,557,076 km (0.105 R)
  • M18: 2,786,260 km (0.111 R)
  • M19: 2,879,909 km (0.097 R)
  • M20: 3,338,875 km (0.097 R)
  • M21: 3,640,763 km (0.054 R)
  • M22: 3,873,089 km (0.074 R)
  • M23: 3,951,628 km (0.116 R)
  • M24: 4,379,478 km (0.067 R)
  • M25: 4,850,412 km (0.09 R)
  • M26: 5,395,846 km (0.078 R)
  • M27: 5,483,809 km (0.086 R)
  • M28: 5,601,842 km (0.104 R)
  • M29: 5,991,245 km (0.089 R)
  • M30: 6,204,572 km (0.115 R)
  • M31: 6,701,536 km (0.066 R)
  • M32: 6,859,511 km (0.11 R)
  • M33: 7,050,847 km (0.097 R)
  • M34: 7,179,351 km (0.116 R)
  • M35: 7,966,535 km (0.117 R)
  • M36: 9,023,594 km (0.091 R)
  • M37: 9,303,492 km (0.115 R)
  • M38: 10,894,016 km (0.089 R)
  • M39: 11,872,985 km (0.114 R)
  • M40: 12,064,470 km (0.085 R)
  • M41: 12,606,164 km (0.084 R)
  • M42: 12,958,616 km (0.109 R)
  • M43: 13,513,176 km (0.039 R)
  • M44: 13,673,096 km (0.052 R)
  • M45: 13,994,881 km (0.065 R)
  • M46: 15,473,357 km (0.098 R)
  • M47: 15,556,832 km (0.054 R)
  • M48: 17,520,753 km (0.106 R)
  • M49: 18,089,674 km (0.059 R)
  • M50: 18,221,918 km (0.102 R)
  • M51: 18,443,024 km (0.095 R)
  • M52: 18,576,016 km (0.102 R)
  • M53: 18,709,308 km (0.093 R)
  • M54: 19,111,427 km (0.106 R)
  • M55: 19,335,974 km (0.045 R)
  • M56: 19,787,759 km (0.087 R)
  • M57: 19,969,521 km (0.096 R)
  • M58: 20,106,103 km (0.049 R)
  • M59: 20,517,946 km (0.057 R)
  • M60: 21,024,934 km (0.025 R)
  • M61: 21,489,585 km (0.065 R)
  • M62: 21,629,608 km (0.091 R)
  • M63: 23,189,914 km (0.066 R)
  • M64: 23,621,803 km (0.083 R)
  • M65: 23,717,994 km (0.078 R)
  • M66: 23,862,805 km (0.056 R)
  • M67: 24,493,360 km (0.096 R)
  • M68: 25,326,321 km (0.111 R)
  • M69: 25,870,109 km (0.079 R)
  • M70: 27,829,393 km (0.072 R)
  • M71: 28,288,209 km (0.112 R)
  • M72: 29,161,861 km (0.099 R)
  • M73: 29,888,009 km (0.094 R)
  • M74: 31,569,938 km (0.109 R)
  • M75: 31,729,110 km (0.09 R)
  • M76: 31,835,474 km (0.104 R)
  • M77: 32,155,165 km (0.114 R)
  • M78: 32,529,459 km (0.087 R)
  • M79: 34,095,449 km (0.091 R)
  • M80: 36,573,837 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.3

Radius: 5.2

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 15.8 AU - 18.92 AU

Year: 25660 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (97)

Outer Limit: 89,981,876 km

  • M1: 377,585 km (0.084 R)
  • M2: 831,764 km (0.119 R)
  • M3: 1,041,650 km (0.114 R)
  • M4: 1,335,311 km (0.078 R)
  • M5: 1,544,897 km (0.072 R)
  • M6: 2,073,576 km (0.115 R)
  • M7: 2,234,244 km (0.07 R)
  • M8: 2,274,935 km (0.06 R)
  • M9: 2,482,726 km (0.106 R)
  • M10: 3,234,156 km (0.103 R)
  • M11: 3,326,907 km (0.11 R)
  • M12: 3,658,416 km (0.111 R)
  • M13: 3,852,744 km (0.069 R)
  • M14: 4,873,450 km (0.037 R)
  • M15: 5,413,498 km (0.055 R)
  • M16: 5,634,753 km (0.108 R)
  • M17: 6,258,577 km (0.111 R)
  • M18: 6,785,161 km (0.079 R)
  • M19: 8,257,354 km (0.077 R)
  • M20: 8,320,783 km (0.099 R)
  • M21: 8,898,979 km (0.078 R)
  • M22: 9,756,773 km (0.093 R)
  • M23: 10,848,239 km (0.081 R)
  • M24: 11,691,822 km (0.087 R)
  • M25: 12,702,654 km (0.046 R)
  • M26: 12,775,808 km (0.069 R)
  • M27: 13,144,267 km (0.114 R)
  • M28: 13,441,518 km (0.092 R)
  • M29: 13,665,915 km (0.111 R)
  • M30: 14,346,585 km (0.093 R)
  • M31: 14,422,880 km (0.098 R)
  • M32: 15,740,538 km (0.093 R)
  • M33: 16,533,557 km (0.089 R)
  • M34: 17,420,672 km (0.114 R)
  • M35: 18,488,950 km (0.048 R)
  • M36: 19,156,905 km (0.116 R)
  • M37: 20,002,881 km (0.104 R)
  • M38: 20,430,432 km (0.068 R)
  • M39: 22,347,080 km (0.03 R)
  • M40: 24,593,890 km (0.115 R)
  • M41: 28,143,847 km (0.051 R)
  • M42: 28,335,033 km (0.073 R)
  • M43: 32,850,645 km (0.094 R)
  • M44: 33,861,478 km (0.078 R)
  • M45: 34,166,807 km (0.107 R)
  • M46: 34,268,683 km (0.053 R)
  • M47: 35,190,805 km (0.063 R)
  • M48: 36,121,004 km (0.052 R)
  • M49: 36,432,916 km (0.105 R)
  • M50: 36,745,725 km (0.106 R)
  • M51: 37,584,071 km (0.093 R)
  • M52: 39,707,613 km (0.075 R)
  • M53: 41,216,906 km (0.08 R)
  • M54: 46,758,759 km (0.086 R)
  • M55: 47,666,818 km (0.089 R)
  • M56: 48,237,385 km (0.051 R)
  • M57: 49,846,908 km (0.057 R)
  • M58: 50,078,336 km (0.086 R)
  • M59: 50,542,089 km (0.035 R)
  • M60: 50,890,952 km (0.107 R)
  • M61: 51,707,756 km (0.115 R)
  • M62: 52,294,030 km (0.097 R)
  • M63: 53,118,314 km (0.084 R)
  • M64: 55,977,130 km (0.113 R)
  • M65: 57,304,063 km (0.09 R)
  • M66: 58,763,390 km (0.12 R)
  • M67: 60,851,627 km (0.117 R)
  • M68: 61,470,363 km (0.049 R)
  • M69: 61,718,546 km (0.088 R)
  • M70: 63,214,076 km (0.062 R)
  • M71: 63,339,290 km (0.082 R)
  • M72: 64,595,613 km (0.116 R)
  • M73: 64,974,095 km (0.117 R)
  • M74: 66,240,890 km (0.073 R)
  • M75: 67,772,024 km (0.109 R)
  • M76: 68,670,509 km (0.061 R)
  • M77: 69,185,574 km (0.079 R)
  • M78: 69,702,136 km (0.077 R)
  • M79: 69,960,791 km (0.066 R)
  • M80: 71,519,750 km (0.111 R)
  • M81: 71,780,798 km (0.099 R)
  • M82: 72,827,684 km (0.116 R)
  • M83: 74,143,397 km (0.058 R)
  • M84: 74,936,715 km (0.084 R)
  • M85: 75,201,653 km (0.116 R)
  • M86: 78,406,338 km (0.049 R)
  • M87: 83,845,567 km (0.037 R)
  • M88: 84,947,954 km (0.091 R)
  • M89: 86,332,632 km (0.079 R)
  • M90: 87,167,089 km (0.046 R)
  • M91: 88,004,089 km (0.085 R)
  • M92: 88,143,963 km (0.071 R)
  • M93: 88,703,758 km (0.116 R)
  • M94: 89,826,939 km (0.07 R)
  • M95: 90,531,246 km (0.112 R)
  • M96: 91,237,497 km (0.084 R)
  • M97: 93,367,173 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.6

Radius: 5.3

Gravity: 20.28 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 18.14 AU - 18.84 AU

Year: 28206 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (95)

Outer Limit: 89,981,876 km

  • M1: 142,716 km (0.114 R)
  • M2: 301,440 km (0.089 R)
  • M3: 339,587 km (0.052 R)
  • M4: 556,654 km (0.1 R)
  • M5: 867,668 km (0.111 R)
  • M6: 1,912,758 km (0.104 R)
  • M7: 2,333,577 km (0.105 R)
  • M8: 3,526,919 km (0.091 R)
  • M9: 3,572,547 km (0.059 R)
  • M10: 4,776,062 km (0.091 R)
  • M11: 6,037,620 km (0.112 R)
  • M12: 6,424,032 km (0.03 R)
  • M13: 7,395,371 km (0.025 R)
  • M14: 8,168,642 km (0.106 R)
  • M15: 8,780,797 km (0.062 R)
  • M16: 9,919,386 km (0.12 R)
  • M17: 10,243,864 km (0.11 R)
  • M18: 11,170,772 km (0.104 R)
  • M19: 11,576,182 km (0.114 R)
  • M20: 11,986,529 km (0.111 R)
  • M21: 12,262,687 km (0.068 R)
  • M22: 13,103,577 km (0.067 R)
  • M23: 13,245,545 km (0.068 R)
  • M24: 13,890,761 km (0.075 R)
  • M25: 15,585,405 km (0.047 R)
  • M26: 15,660,653 km (0.039 R)
  • M27: 15,886,845 km (0.064 R)
  • M28: 16,114,084 km (0.117 R)
  • M29: 17,891,905 km (0.089 R)
  • M30: 19,245,467 km (0.103 R)
  • M31: 19,812,293 km (0.086 R)
  • M32: 20,466,933 km (0.058 R)
  • M33: 20,796,797 km (0.095 R)
  • M34: 20,962,402 km (0.047 R)
  • M35: 25,774,068 km (0.099 R)
  • M36: 27,118,354 km (0.115 R)
  • M37: 27,208,711 km (0.098 R)
  • M38: 28,301,673 km (0.054 R)
  • M39: 29,223,346 km (0.118 R)
  • M40: 29,687,847 km (0.114 R)
  • M41: 31,475,242 km (0.076 R)
  • M42: 33,297,195 km (0.101 R)
  • M43: 33,394,134 km (0.052 R)
  • M44: 34,759,664 km (0.1 R)
  • M45: 35,251,691 km (0.104 R)
  • M46: 35,647,078 km (0.043 R)
  • M47: 36,841,916 km (0.071 R)
  • M48: 37,042,228 km (0.103 R)
  • M49: 37,243,138 km (0.088 R)
  • M50: 37,948,641 km (0.107 R)
  • M51: 38,455,329 km (0.061 R)
  • M52: 38,556,906 km (0.105 R)
  • M53: 39,270,638 km (0.112 R)
  • M54: 41,125,951 km (0.112 R)
  • M55: 41,541,982 km (0.053 R)
  • M56: 41,959,660 km (0.111 R)
  • M57: 43,009,537 km (0.119 R)
  • M58: 43,537,768 km (0.111 R)
  • M59: 43,749,598 km (0.113 R)
  • M60: 43,961,877 km (0.084 R)
  • M61: 44,707,324 km (0.035 R)
  • M62: 45,028,061 km (0.052 R)
  • M63: 45,242,435 km (0.107 R)
  • M64: 47,077,403 km (0.103 R)
  • M65: 47,730,846 km (0.072 R)
  • M66: 48,277,626 km (0.115 R)
  • M67: 49,377,470 km (0.085 R)
  • M68: 50,931,193 km (0.114 R)
  • M69: 51,154,393 km (0.117 R)
  • M70: 51,378,042 km (0.095 R)
  • M71: 52,163,132 km (0.108 R)
  • M72: 52,275,480 km (0.036 R)
  • M73: 53,972,369 km (0.081 R)
  • M74: 54,086,213 km (0.097 R)
  • M75: 55,113,651 km (0.077 R)
  • M76: 55,457,576 km (0.11 R)
  • M77: 58,701,756 km (0.099 R)
  • M78: 61,056,426 km (0.072 R)
  • M79: 61,768,961 km (0.045 R)
  • M80: 63,321,936 km (0.093 R)
  • M81: 67,321,435 km (0.075 R)
  • M82: 68,180,277 km (0.118 R)
  • M83: 68,303,246 km (0.056 R)
  • M84: 68,795,872 km (0.077 R)
  • M85: 70,902,958 km (0.113 R)
  • M86: 71,276,953 km (0.055 R)
  • M87: 72,528,488 km (0.1 R)
  • M88: 74,799,384 km (0.084 R)
  • M89: 76,071,116 km (0.06 R)
  • M90: 78,506,868 km (0.109 R)
  • M91: 79,540,141 km (0.047 R)
  • M92: 81,489,551 km (0.042 R)
  • M93: 83,323,172 km (0.106 R)
  • M94: 86,364,945 km (0.104 R)
  • M95: 86,897,663 km (0.106 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 18,652 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit