G8V Star System Generated (Seed: 1766140685)

Star Details

Spectral Class: G6V

Temperature: 5,480 K

Mass: 0.97 sol

Luminosity: 0.9 lux

Habitable Zone (HZ)

Inner Boundary: 0.9 AU

Outer Boundary: 1.3 AU

Physical Limits

Snow Line: 4.55 AU

Max System Radius: 19.7 AU

Planetary System (10 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.66 AU - 1.02 AU

Year: 286 Days

Day: 29.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 1.3 °

Atmosphere: Dense COâ‚‚

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.99 AU - 1.33 AU

Year: 463 Days

Day: 37.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 23.5 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.14 AU - 1.42 AU

Year: 537 Days

Day: 35.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 3.1 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.57 AU - 2.85 AU

Year: 1654 Days

Day: 24.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 45.4 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,566,696 km

  • M1: 1,317,808 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.57 AU - 3.75 AU

Year: 2083 Days

Day: 21.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.3 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.27 AU - 4.81 AU

Year: 3011 Days

Day: 21.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.9 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 14.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.57 AU - 6.03 AU

Year: 5180 Days

Day: 7.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (79)

Outer Limit: 105,566,696 km

  • M1: 349,311 km (0.063 R)
  • M2: 583,880 km (0.107 R)
  • M3: 795,412 km (0.101 R)
  • M4: 975,827 km (0.111 R)
  • M5: 1,155,644 km (0.046 R)
  • M6: 1,463,965 km (0.116 R)
  • M7: 1,910,365 km (0.073 R)
  • M8: 2,218,387 km (0.059 R)
  • M9: 2,419,147 km (0.102 R)
  • M10: 2,753,349 km (0.105 R)
  • M11: 3,169,829 km (0.075 R)
  • M12: 3,260,037 km (0.083 R)
  • M13: 3,351,291 km (0.09 R)
  • M14: 3,653,629 km (0.106 R)
  • M15: 4,038,095 km (0.079 R)
  • M16: 4,511,722 km (0.069 R)
  • M17: 5,242,209 km (0.068 R)
  • M18: 5,349,769 km (0.073 R)
  • M19: 5,457,929 km (0.117 R)
  • M20: 5,566,836 km (0.082 R)
  • M21: 6,783,366 km (0.045 R)
  • M22: 7,286,613 km (0.088 R)
  • M23: 7,436,959 km (0.117 R)
  • M24: 7,618,720 km (0.1 R)
  • M25: 7,894,130 km (0.052 R)
  • M26: 8,454,972 km (0.113 R)
  • M27: 8,644,812 km (0.114 R)
  • M28: 8,804,134 km (0.085 R)
  • M29: 9,353,158 km (0.113 R)
  • M30: 9,747,348 km (0.079 R)
  • M31: 9,946,463 km (0.107 R)
  • M32: 10,654,360 km (0.084 R)
  • M33: 11,976,357 km (0.096 R)
  • M34: 12,261,191 km (0.052 R)
  • M35: 12,440,559 km (0.096 R)
  • M36: 13,830,922 km (0.039 R)
  • M37: 14,167,517 km (0.089 R)
  • M38: 14,431,108 km (0.075 R)
  • M39: 14,620,499 km (0.095 R)
  • M40: 14,886,933 km (0.114 R)
  • M41: 15,270,352 km (0.104 R)
  • M42: 15,540,676 km (0.088 R)
  • M43: 15,812,645 km (0.102 R)
  • M44: 16,519,195 km (0.118 R)
  • M45: 16,995,964 km (0.098 R)
  • M46: 17,316,402 km (0.093 R)
  • M47: 17,477,370 km (0.107 R)
  • M48: 17,598,394 km (0.079 R)
  • M49: 17,922,573 km (0.067 R)
  • M50: 18,044,645 km (0.065 R)
  • M51: 18,167,016 km (0.034 R)
  • M52: 18,535,625 km (0.06 R)
  • M53: 21,142,218 km (0.119 R)
  • M54: 21,920,426 km (0.115 R)
  • M55: 22,051,025 km (0.033 R)
  • M56: 22,795,873 km (0.091 R)
  • M57: 23,016,680 km (0.105 R)
  • M58: 23,193,654 km (0.052 R)
  • M59: 23,371,227 km (0.101 R)
  • M60: 23,682,989 km (0.079 R)
  • M61: 24,130,735 km (0.09 R)
  • M62: 25,628,060 km (0.069 R)
  • M63: 26,457,580 km (0.1 R)
  • M64: 26,782,507 km (0.116 R)
  • M65: 26,875,557 km (0.078 R)
  • M66: 27,015,431 km (0.06 R)
  • M67: 28,569,603 km (0.12 R)
  • M68: 28,759,891 km (0.093 R)
  • M69: 28,950,629 km (0.032 R)
  • M70: 29,285,578 km (0.049 R)
  • M71: 29,718,066 km (0.113 R)
  • M72: 29,814,407 km (0.106 R)
  • M73: 30,200,968 km (0.106 R)
  • M74: 30,979,176 km (0.049 R)
  • M75: 31,665,531 km (0.049 R)
  • M76: 32,505,673 km (0.089 R)
  • M77: 32,605,006 km (0.078 R)
  • M78: 33,103,166 km (0.105 R)
  • M79: 33,453,375 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 9.2

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.55 AU - 9.39 AU

Year: 9963 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (87)

Outer Limit: 105,566,696 km

  • M1: 128,953 km (0.025 R)
  • M2: 292,913 km (0.093 R)
  • M3: 495,019 km (0.03 R)
  • M4: 595,848 km (0.109 R)
  • M5: 928,554 km (0.087 R)
  • M6: 1,346,680 km (0.07 R)
  • M7: 2,017,626 km (0.103 R)
  • M8: 2,091,827 km (0.114 R)
  • M9: 2,281,218 km (0.044 R)
  • M10: 2,556,029 km (0.034 R)
  • M11: 2,697,399 km (0.119 R)
  • M12: 2,800,023 km (0.117 R)
  • M13: 2,903,994 km (0.086 R)
  • M14: 4,154,183 km (0.055 R)
  • M15: 4,320,985 km (0.033 R)
  • M16: 4,563,184 km (0.066 R)
  • M17: 4,760,055 km (0.115 R)
  • M18: 4,834,704 km (0.076 R)
  • M19: 4,934,785 km (0.109 R)
  • M20: 5,239,217 km (0.053 R)
  • M21: 5,419,632 km (0.084 R)
  • M22: 5,628,321 km (0.093 R)
  • M23: 5,973,144 km (0.046 R)
  • M24: 6,134,709 km (0.108 R)
  • M25: 6,324,848 km (0.105 R)
  • M26: 7,305,163 km (0.082 R)
  • M27: 7,420,204 km (0.059 R)
  • M28: 7,915,971 km (0.088 R)
  • M29: 8,272,313 km (0.043 R)
  • M30: 8,332,153 km (0.097 R)
  • M31: 9,466,553 km (0.119 R)
  • M32: 9,844,737 km (0.103 R)
  • M33: 10,035,773 km (0.114 R)
  • M34: 10,131,815 km (0.098 R)
  • M35: 10,812,037 km (0.115 R)
  • M36: 10,976,145 km (0.104 R)
  • M37: 11,141,152 km (0.049 R)
  • M38: 11,540,578 km (0.088 R)
  • M39: 12,012,410 km (0.093 R)
  • M40: 12,662,861 km (0.08 R)
  • M41: 12,731,976 km (0.097 R)
  • M42: 13,044,635 km (0.119 R)
  • M43: 13,149,354 km (0.059 R)
  • M44: 13,219,365 km (0.091 R)
  • M45: 13,394,993 km (0.034 R)
  • M46: 13,465,454 km (0.067 R)
  • M47: 14,537,023 km (0.118 R)
  • M48: 14,718,336 km (0.117 R)
  • M49: 14,900,397 km (0.116 R)
  • M50: 15,046,554 km (0.091 R)
  • M51: 15,119,707 km (0.077 R)
  • M52: 15,340,214 km (0.093 R)
  • M53: 16,609,702 km (0.096 R)
  • M54: 16,723,247 km (0.071 R)
  • M55: 16,799,242 km (0.06 R)
  • M56: 17,448,946 km (0.111 R)
  • M57: 17,603,032 km (0.093 R)
  • M58: 17,835,058 km (0.09 R)
  • M59: 18,145,923 km (0.119 R)
  • M60: 18,262,908 km (0.095 R)
  • M61: 18,341,148 km (0.034 R)
  • M62: 18,458,582 km (0.118 R)
  • M63: 18,733,693 km (0.081 R)
  • M64: 18,891,518 km (0.101 R)
  • M65: 19,168,723 km (0.1 R)
  • M66: 19,248,160 km (0.099 R)
  • M67: 19,487,067 km (0.094 R)
  • M68: 19,607,045 km (0.095 R)
  • M69: 20,412,330 km (0.105 R)
  • M70: 20,615,484 km (0.03 R)
  • M71: 20,900,767 km (0.062 R)
  • M72: 21,434,383 km (0.081 R)
  • M73: 21,764,845 km (0.082 R)
  • M74: 21,847,722 km (0.072 R)
  • M75: 23,570,192 km (0.028 R)
  • M76: 24,168,434 km (0.115 R)
  • M77: 24,814,846 km (0.113 R)
  • M78: 24,944,697 km (0.117 R)
  • M79: 25,379,578 km (0.109 R)
  • M80: 25,729,338 km (0.111 R)
  • M81: 25,992,630 km (0.085 R)
  • M82: 26,566,188 km (0.073 R)
  • M83: 27,905,688 km (0.09 R)
  • M84: 28,085,953 km (0.102 R)
  • M85: 28,674,621 km (0.072 R)
  • M86: 29,633,842 km (0.12 R)
  • M87: 30,603,685 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.2

Radius: 5

Gravity: 30.57 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 12.77 AU - 20.01 AU

Year: 24608 Days

Day: 23.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.5 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (95)

Outer Limit: 105,566,696 km

  • M1: 70,311 km (0.028 R)
  • M2: 139,425 km (0.108 R)
  • M3: 337,792 km (0.105 R)
  • M4: 1,262,157 km (0.077 R)
  • M5: 1,528,292 km (0.112 R)
  • M6: 2,111,125 km (0.059 R)
  • M7: 2,713,556 km (0.094 R)
  • M8: 2,882,751 km (0.065 R)
  • M9: 3,099,069 km (0.11 R)
  • M10: 3,276,044 km (0.102 R)
  • M11: 3,779,291 km (0.09 R)
  • M12: 4,754,819 km (0.097 R)
  • M13: 5,803,201 km (0.106 R)
  • M14: 5,857,355 km (0.041 R)
  • M15: 5,911,809 km (0.105 R)
  • M16: 7,034,989 km (0.114 R)
  • M17: 7,561,424 km (0.115 R)
  • M18: 7,919,412 km (0.044 R)
  • M19: 8,283,085 km (0.054 R)
  • M20: 8,466,791 km (0.097 R)
  • M21: 9,152,248 km (0.039 R)
  • M22: 9,855,508 km (0.052 R)
  • M23: 10,246,257 km (0.065 R)
  • M24: 10,841,956 km (0.065 R)
  • M25: 11,245,422 km (0.117 R)
  • M26: 13,766,744 km (0.107 R)
  • M27: 13,911,854 km (0.07 R)
  • M28: 15,164,886 km (0.106 R)
  • M29: 15,540,227 km (0.106 R)
  • M30: 15,842,714 km (0.101 R)
  • M31: 16,761,843 km (0.042 R)
  • M32: 17,071,959 km (0.079 R)
  • M33: 19,539,576 km (0.071 R)
  • M34: 20,441,651 km (0.069 R)
  • M35: 22,626,977 km (0.102 R)
  • M36: 22,712,547 km (0.113 R)
  • M37: 23,747,166 km (0.099 R)
  • M38: 24,973,719 km (0.091 R)
  • M39: 25,505,539 km (0.11 R)
  • M40: 26,490,492 km (0.034 R)
  • M41: 26,761,114 km (0.071 R)
  • M42: 27,578,966 km (0.116 R)
  • M43: 27,761,774 km (0.107 R)
  • M44: 28,128,588 km (0.096 R)
  • M45: 29,238,904 km (0.082 R)
  • M46: 30,363,431 km (0.05 R)
  • M47: 30,931,005 km (0.114 R)
  • M48: 31,884,542 km (0.089 R)
  • M49: 31,980,584 km (0.09 R)
  • M50: 32,076,476 km (0.105 R)
  • M51: 33,041,682 km (0.098 R)
  • M52: 34,310,720 km (0.085 R)
  • M53: 35,297,618 km (0.063 R)
  • M54: 35,595,617 km (0.089 R)
  • M55: 36,594,631 km (0.119 R)
  • M56: 37,907,053 km (0.093 R)
  • M57: 38,824,687 km (0.118 R)
  • M58: 40,266,660 km (0.116 R)
  • M59: 40,681,795 km (0.109 R)
  • M60: 44,481,880 km (0.073 R)
  • M61: 44,803,515 km (0.1 R)
  • M62: 46,532,567 km (0.107 R)
  • M63: 48,063,253 km (0.12 R)
  • M64: 49,388,391 km (0.109 R)
  • M65: 49,499,392 km (0.074 R)
  • M66: 49,944,147 km (0.11 R)
  • M67: 54,348,906 km (0.115 R)
  • M68: 55,498,267 km (0.093 R)
  • M69: 56,887,881 km (0.059 R)
  • M70: 57,820,774 km (0.104 R)
  • M71: 57,937,759 km (0.092 R)
  • M72: 61,841,366 km (0.064 R)
  • M73: 63,161,268 km (0.109 R)
  • M74: 64,854,566 km (0.109 R)
  • M75: 68,409,461 km (0.12 R)
  • M76: 70,272,852 km (0.096 R)
  • M77: 71,901,225 km (0.112 R)
  • M78: 72,152,848 km (0.114 R)
  • M79: 72,404,771 km (0.078 R)
  • M80: 72,656,993 km (0.074 R)
  • M81: 74,303,467 km (0.088 R)
  • M82: 74,940,006 km (0.116 R)
  • M83: 76,989,048 km (0.108 R)
  • M84: 77,246,506 km (0.114 R)
  • M85: 79,056,491 km (0.116 R)
  • M86: 80,227,393 km (0.052 R)
  • M87: 80,357,843 km (0.086 R)
  • M88: 81,011,137 km (0.077 R)
  • M89: 82,454,756 km (0.082 R)
  • M90: 83,509,870 km (0.083 R)
  • M91: 85,767,002 km (0.08 R)
  • M92: 86,033,735 km (0.118 R)
  • M93: 86,836,029 km (0.084 R)
  • M94: 88,178,520 km (0.078 R)
  • M95: 88,582,584 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.2

Radius: 4.2

Gravity: 53.75 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 16.67 AU - 18.87 AU

Year: 27780 Days

Day: 18.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (99)

Outer Limit: 105,566,696 km

  • M1: 173,982 km (0.12 R)
  • M2: 350,657 km (0.072 R)
  • M3: 600,486 km (0.04 R)
  • M4: 1,450,501 km (0.059 R)
  • M5: 1,526,048 km (0.086 R)
  • M6: 1,800,859 km (0.041 R)
  • M7: 2,219,434 km (0.111 R)
  • M8: 2,306,650 km (0.06 R)
  • M9: 2,901,152 km (0.082 R)
  • M10: 3,093,086 km (0.097 R)
  • M11: 3,141,854 km (0.119 R)
  • M12: 3,439,105 km (0.065 R)
  • M13: 3,540,234 km (0.035 R)
  • M14: 3,693,721 km (0.097 R)
  • M15: 4,274,909 km (0.118 R)
  • M16: 4,884,221 km (0.092 R)
  • M17: 4,997,915 km (0.106 R)
  • M18: 5,227,997 km (0.074 R)
  • M19: 5,344,234 km (0.118 R)
  • M20: 7,317,879 km (0.108 R)
  • M21: 7,578,927 km (0.091 R)
  • M22: 8,859,934 km (0.067 R)
  • M23: 8,998,611 km (0.052 R)
  • M24: 9,348,521 km (0.118 R)
  • M25: 9,631,709 km (0.087 R)
  • M26: 9,917,591 km (0.111 R)
  • M27: 11,238,540 km (0.1 R)
  • M28: 11,690,924 km (0.099 R)
  • M29: 12,691,435 km (0.105 R)
  • M30: 14,364,836 km (0.104 R)
  • M31: 14,691,259 km (0.115 R)
  • M32: 15,937,409 km (0.114 R)
  • M33: 16,360,173 km (0.116 R)
  • M34: 17,390,004 km (0.065 R)
  • M35: 17,563,688 km (0.117 R)
  • M36: 18,529,043 km (0.053 R)
  • M37: 18,795,327 km (0.107 R)
  • M38: 20,236,852 km (0.106 R)
  • M39: 20,328,107 km (0.095 R)
  • M40: 20,970,779 km (0.074 R)
  • M41: 22,087,826 km (0.088 R)
  • M42: 22,181,923 km (0.12 R)
  • M43: 22,464,514 km (0.114 R)
  • M44: 22,653,755 km (0.112 R)
  • M45: 25,553,411 km (0.109 R)
  • M46: 26,047,832 km (0.073 R)
  • M47: 26,147,165 km (0.113 R)
  • M48: 27,247,607 km (0.105 R)
  • M49: 27,955,653 km (0.119 R)
  • M50: 28,159,106 km (0.114 R)
  • M51: 30,011,876 km (0.096 R)
  • M52: 30,324,536 km (0.105 R)
  • M53: 31,797,626 km (0.092 R)
  • M54: 32,329,446 km (0.071 R)
  • M55: 32,436,110 km (0.025 R)
  • M56: 32,649,885 km (0.091 R)
  • M57: 35,251,242 km (0.102 R)
  • M58: 37,022,032 km (0.093 R)
  • M59: 37,581,229 km (0.058 R)
  • M60: 40,419,400 km (0.12 R)
  • M61: 42,271,571 km (0.079 R)
  • M62: 44,982,285 km (0.066 R)
  • M63: 45,220,594 km (0.118 R)
  • M64: 46,780,152 km (0.055 R)
  • M65: 46,900,877 km (0.071 R)
  • M66: 47,021,603 km (0.119 R)
  • M67: 48,845,949 km (0.071 R)
  • M68: 52,814,481 km (0.105 R)
  • M69: 53,317,728 km (0.112 R)
  • M70: 53,443,839 km (0.083 R)
  • M71: 55,602,088 km (0.103 R)
  • M72: 57,530,105 km (0.093 R)
  • M73: 60,660,141 km (0.054 R)
  • M74: 61,848,098 km (0.083 R)
  • M75: 62,777,250 km (0.117 R)
  • M76: 63,176,976 km (0.106 R)
  • M77: 64,918,594 km (0.098 R)
  • M78: 65,457,596 km (0.072 R)
  • M79: 65,862,856 km (0.099 R)
  • M80: 66,947,740 km (0.087 R)
  • M81: 69,272,341 km (0.112 R)
  • M82: 70,375,476 km (0.113 R)
  • M83: 70,513,704 km (0.083 R)
  • M84: 71,067,815 km (0.099 R)
  • M85: 72,459,374 km (0.058 R)
  • M86: 76,403,223 km (0.108 R)
  • M87: 77,971,607 km (0.117 R)
  • M88: 80,127,312 km (0.097 R)
  • M89: 85,675,299 km (0.092 R)
  • M90: 86,859,067 km (0.107 R)
  • M91: 87,007,318 km (0.112 R)
  • M92: 87,899,221 km (0.066 R)
  • M93: 89,692,002 km (0.115 R)
  • M94: 90,292,188 km (0.025 R)
  • M95: 92,706,548 km (0.087 R)
  • M96: 93,921,732 km (0.103 R)
  • M97: 94,378,753 km (0.11 R)
  • M98: 97,598,698 km (0.115 R)
  • M99: 102,417,096 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 13,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit