G6V Star System Generated (Seed: 1768810996)

Star Details

Spectral Class: G0V

Temperature: 6,000 K

Mass: 1.1 sol

Luminosity: 1.4 lux

Habitable Zone (HZ)

Inner Boundary: 1.13 AU

Outer Boundary: 1.63 AU

Physical Limits

Snow Line: 5.68 AU

Max System Radius: 21 AU

Planetary System (10 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 458 Days

Day: 19.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 39.7 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.36 AU - 1.46 AU

Year: 583 Days

Day: 37.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 53.2 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.53 AU - 1.69 AU

Year: 711 Days

Day: 12.3 Hours

Environment

Temp: -24 °C

Axial Tilt: 155.2 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.77 AU - 5.93 AU

Year: 4309 Days

Day: 37.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 1.5 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.1 AU - 6.12 AU

Year: 4627 Days

Day: 30.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.1 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.1

Radius: 9.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.45 AU - 6.49 AU

Year: 5731 Days

Day: 11.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 22.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (46)

Outer Limit: 63,579,161 km

  • M1: 134,040 km (0.106 R)
  • M2: 200,910 km (0.096 R)
  • M3: 281,842 km (0.103 R)
  • M4: 765,193 km (0.085 R)
  • M5: 1,207,704 km (0.09 R)
  • M6: 1,362,089 km (0.1 R)
  • M7: 1,741,170 km (0.099 R)
  • M8: 2,087,189 km (0.104 R)
  • M9: 2,296,327 km (0.101 R)
  • M10: 2,477,790 km (0.055 R)
  • M11: 2,699,344 km (0.051 R)
  • M12: 2,842,808 km (0.115 R)
  • M13: 2,952,015 km (0.099 R)
  • M14: 3,862,168 km (0.079 R)
  • M15: 4,537,752 km (0.1 R)
  • M16: 4,608,662 km (0.074 R)
  • M17: 4,925,659 km (0.103 R)
  • M18: 5,027,984 km (0.057 R)
  • M19: 5,264,499 km (0.058 R)
  • M20: 5,794,823 km (0.069 R)
  • M21: 6,058,564 km (0.092 R)
  • M22: 6,437,795 km (0.078 R)
  • M23: 6,517,680 km (0.101 R)
  • M24: 7,070,295 km (0.117 R)
  • M25: 7,235,600 km (0.117 R)
  • M26: 7,909,987 km (0.108 R)
  • M27: 8,254,661 km (0.063 R)
  • M28: 8,359,080 km (0.108 R)
  • M29: 8,994,722 km (0.025 R)
  • M30: 9,155,988 km (0.108 R)
  • M31: 9,372,606 km (0.116 R)
  • M32: 9,445,161 km (0.096 R)
  • M33: 9,554,517 km (0.055 R)
  • M34: 9,755,726 km (0.095 R)
  • M35: 10,069,732 km (0.1 R)
  • M36: 10,218,582 km (0.097 R)
  • M37: 10,368,329 km (0.096 R)
  • M38: 10,764,614 km (0.118 R)
  • M39: 11,108,240 km (0.039 R)
  • M40: 11,767,069 km (0.097 R)
  • M41: 12,180,408 km (0.087 R)
  • M42: 12,339,132 km (0.075 R)
  • M43: 12,578,488 km (0.078 R)
  • M44: 13,224,302 km (0.113 R)
  • M45: 13,715,731 km (0.102 R)
  • M46: 13,922,326 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.6

Radius: 12.7

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.47 AU - 7.79 AU

Year: 6630 Days

Day: 13.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 28 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (52)

Outer Limit: 63,579,161 km

  • M1: 166,802 km (0.088 R)
  • M2: 287,677 km (0.026 R)
  • M3: 396,285 km (0.047 R)
  • M4: 506,838 km (0.084 R)
  • M5: 681,119 km (0.078 R)
  • M6: 820,993 km (0.064 R)
  • M7: 983,456 km (0.04 R)
  • M8: 1,183,170 km (0.072 R)
  • M9: 1,452,147 km (0.085 R)
  • M10: 1,986,211 km (0.093 R)
  • M11: 2,097,063 km (0.037 R)
  • M12: 2,358,261 km (0.068 R)
  • M13: 2,682,439 km (0.099 R)
  • M14: 2,876,767 km (0.078 R)
  • M15: 3,075,882 km (0.072 R)
  • M16: 3,759,394 km (0.083 R)
  • M17: 3,878,026 km (0.106 R)
  • M18: 4,657,580 km (0.042 R)
  • M19: 4,806,430 km (0.099 R)
  • M20: 5,152,899 km (0.069 R)
  • M21: 5,984,962 km (0.097 R)
  • M22: 7,446,982 km (0.109 R)
  • M23: 7,924,050 km (0.083 R)
  • M24: 8,051,357 km (0.052 R)
  • M25: 8,179,264 km (0.099 R)
  • M26: 8,619,381 km (0.115 R)
  • M27: 8,829,117 km (0.084 R)
  • M28: 9,147,012 km (0.082 R)
  • M29: 9,227,047 km (0.103 R)
  • M30: 9,958,132 km (0.089 R)
  • M31: 10,400,194 km (0.099 R)
  • M32: 10,623,693 km (0.104 R)
  • M33: 10,707,916 km (0.11 R)
  • M34: 11,018,631 km (0.095 R)
  • M35: 13,004,543 km (0.108 R)
  • M36: 13,884,777 km (0.087 R)
  • M37: 14,378,749 km (0.08 R)
  • M38: 15,130,329 km (0.086 R)
  • M39: 15,511,055 km (0.119 R)
  • M40: 17,560,845 km (0.103 R)
  • M41: 17,760,409 km (0.057 R)
  • M42: 18,195,589 km (0.111 R)
  • M43: 18,498,973 km (0.068 R)
  • M44: 18,940,138 km (0.094 R)
  • M45: 19,453,408 km (0.117 R)
  • M46: 19,729,117 km (0.07 R)
  • M47: 19,971,316 km (0.112 R)
  • M48: 20,075,436 km (0.115 R)
  • M49: 20,598,879 km (0.056 R)
  • M50: 20,809,363 km (0.116 R)
  • M51: 23,611,780 km (0.083 R)
  • M52: 24,275,246 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 12.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.53 AU - 9.71 AU

Year: 10391 Days

Day: 8 Hours

Environment

Temp: -173 °C

Axial Tilt: 24 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (83)

Outer Limit: 63,579,161 km

  • M1: 256,710 km (0.08 R)
  • M2: 628,461 km (0.043 R)
  • M3: 762,052 km (0.111 R)
  • M4: 1,095,954 km (0.057 R)
  • M5: 1,415,794 km (0.1 R)
  • M6: 1,808,339 km (0.107 R)
  • M7: 1,895,405 km (0.026 R)
  • M8: 2,119,353 km (0.119 R)
  • M9: 2,211,505 km (0.058 R)
  • M10: 2,544,809 km (0.114 R)
  • M11: 3,048,805 km (0.111 R)
  • M12: 3,312,695 km (0.076 R)
  • M13: 3,750,568 km (0.085 R)
  • M14: 3,834,642 km (0.114 R)
  • M15: 4,412,240 km (0.111 R)
  • M16: 4,863,277 km (0.061 R)
  • M17: 4,955,429 km (0.114 R)
  • M18: 5,078,997 km (0.105 R)
  • M19: 5,519,862 km (0.051 R)
  • M20: 5,907,620 km (0.086 R)
  • M21: 6,071,878 km (0.067 R)
  • M22: 6,573,630 km (0.112 R)
  • M23: 6,744,022 km (0.084 R)
  • M24: 8,158,320 km (0.073 R)
  • M25: 8,974,526 km (0.103 R)
  • M26: 9,315,908 km (0.033 R)
  • M27: 9,777,866 km (0.073 R)
  • M28: 9,972,493 km (0.093 R)
  • M29: 10,604,095 km (0.078 R)
  • M30: 11,208,022 km (0.045 R)
  • M31: 12,323,274 km (0.088 R)
  • M32: 12,491,422 km (0.109 R)
  • M33: 13,387,214 km (0.118 R)
  • M34: 13,690,449 km (0.117 R)
  • M35: 14,083,592 km (0.115 R)
  • M36: 14,171,556 km (0.105 R)
  • M37: 15,511,654 km (0.068 R)
  • M38: 15,738,893 km (0.118 R)
  • M39: 15,921,552 km (0.059 R)
  • M40: 16,288,964 km (0.105 R)
  • M41: 16,659,069 km (0.083 R)
  • M42: 16,798,644 km (0.037 R)
  • M43: 17,078,991 km (0.108 R)
  • M44: 17,455,080 km (0.094 R)
  • M45: 17,596,749 km (0.049 R)
  • M46: 17,833,861 km (0.119 R)
  • M47: 18,215,486 km (0.097 R)
  • M48: 18,647,973 km (0.111 R)
  • M49: 19,425,134 km (0.088 R)
  • M50: 19,621,107 km (0.073 R)
  • M51: 19,817,828 km (0.102 R)
  • M52: 20,015,148 km (0.095 R)
  • M53: 20,114,032 km (0.094 R)
  • M54: 20,411,582 km (0.114 R)
  • M55: 21,262,944 km (0.086 R)
  • M56: 21,515,615 km (0.114 R)
  • M57: 22,433,098 km (0.058 R)
  • M58: 24,095,879 km (0.038 R)
  • M59: 24,411,979 km (0.095 R)
  • M60: 25,155,181 km (0.113 R)
  • M61: 25,261,844 km (0.108 R)
  • M62: 25,583,031 km (0.067 R)
  • M63: 26,067,429 km (0.091 R)
  • M64: 26,337,902 km (0.076 R)
  • M65: 28,145,792 km (0.086 R)
  • M66: 28,312,145 km (0.086 R)
  • M67: 29,598,238 km (0.084 R)
  • M68: 30,106,721 km (0.104 R)
  • M69: 30,276,814 km (0.098 R)
  • M70: 31,995,693 km (0.096 R)
  • M71: 32,517,491 km (0.063 R)
  • M72: 33,334,894 km (0.107 R)
  • M73: 34,158,879 km (0.117 R)
  • M74: 34,811,125 km (0.097 R)
  • M75: 35,887,332 km (0.104 R)
  • M76: 37,582,875 km (0.1 R)
  • M77: 38,010,874 km (0.1 R)
  • M78: 38,317,550 km (0.106 R)
  • M79: 39,242,663 km (0.107 R)
  • M80: 40,362,403 km (0.105 R)
  • M81: 41,114,731 km (0.103 R)
  • M82: 41,303,523 km (0.041 R)
  • M83: 41,555,596 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.3

Radius: 14.3

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.74 AU - 13.76 AU

Year: 13141 Days

Day: 8.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.6 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (84)

Outer Limit: 63,579,161 km

  • M1: 230,082 km (0.097 R)
  • M2: 495,767 km (0.071 R)
  • M3: 595,699 km (0.111 R)
  • M4: 841,488 km (0.059 R)
  • M5: 1,077,105 km (0.05 R)
  • M6: 1,238,970 km (0.102 R)
  • M7: 1,459,776 km (0.057 R)
  • M8: 1,588,430 km (0.091 R)
  • M9: 2,054,876 km (0.098 R)
  • M10: 2,289,446 km (0.09 R)
  • M11: 2,379,653 km (0.083 R)
  • M12: 2,626,490 km (0.083 R)
  • M13: 2,753,199 km (0.101 R)
  • M14: 2,914,466 km (0.044 R)
  • M15: 3,383,006 km (0.039 R)
  • M16: 3,875,482 km (0.087 R)
  • M17: 4,093,746 km (0.071 R)
  • M18: 4,278,649 km (0.068 R)
  • M19: 4,390,997 km (0.101 R)
  • M20: 4,504,392 km (0.041 R)
  • M21: 5,205,258 km (0.109 R)
  • M22: 5,487,100 km (0.059 R)
  • M23: 6,664,585 km (0.105 R)
  • M24: 7,015,093 km (0.11 R)
  • M25: 7,282,125 km (0.111 R)
  • M26: 8,056,593 km (0.058 R)
  • M27: 9,291,823 km (0.067 R)
  • M28: 13,064,980 km (0.062 R)
  • M29: 13,559,551 km (0.087 R)
  • M30: 14,908,325 km (0.099 R)
  • M31: 16,951,234 km (0.05 R)
  • M32: 19,829,946 km (0.09 R)
  • M33: 21,551,219 km (0.105 R)
  • M34: 22,988,854 km (0.035 R)
  • M35: 23,852,932 km (0.082 R)
  • M36: 23,986,822 km (0.104 R)
  • M37: 24,999,001 km (0.106 R)
  • M38: 25,612,951 km (0.119 R)
  • M39: 27,625,042 km (0.085 R)
  • M40: 28,401,455 km (0.08 R)
  • M41: 28,543,423 km (0.09 R)
  • M42: 29,400,021 km (0.106 R)
  • M43: 29,831,611 km (0.084 R)
  • M44: 29,975,823 km (0.11 R)
  • M45: 32,020,377 km (0.075 R)
  • M46: 32,316,132 km (0.072 R)
  • M47: 33,508,128 km (0.109 R)
  • M48: 33,808,520 km (0.115 R)
  • M49: 34,109,661 km (0.055 R)
  • M50: 35,399,494 km (0.113 R)
  • M51: 37,558,789 km (0.095 R)
  • M52: 37,870,701 km (0.109 R)
  • M53: 39,364,137 km (0.093 R)
  • M54: 40,237,638 km (0.111 R)
  • M55: 40,397,110 km (0.071 R)
  • M56: 41,037,239 km (0.114 R)
  • M57: 41,358,426 km (0.099 R)
  • M58: 42,003,641 km (0.079 R)
  • M59: 42,327,371 km (0.038 R)
  • M60: 42,570,767 km (0.072 R)
  • M61: 42,733,380 km (0.104 R)
  • M62: 42,977,523 km (0.105 R)
  • M63: 43,140,585 km (0.084 R)
  • M64: 43,549,137 km (0.086 R)
  • M65: 44,534,837 km (0.078 R)
  • M66: 45,444,841 km (0.068 R)
  • M67: 45,694,071 km (0.111 R)
  • M68: 46,277,353 km (0.067 R)
  • M69: 47,031,027 km (0.066 R)
  • M70: 50,687,648 km (0.079 R)
  • M71: 51,205,107 km (0.073 R)
  • M72: 51,637,595 km (0.088 R)
  • M73: 51,810,979 km (0.078 R)
  • M74: 52,419,243 km (0.037 R)
  • M75: 52,680,741 km (0.115 R)
  • M76: 54,082,323 km (0.068 R)
  • M77: 55,141,476 km (0.046 R)
  • M78: 56,029,489 km (0.103 R)
  • M79: 56,207,660 km (0.061 R)
  • M80: 57,729,519 km (0.088 R)
  • M81: 58,631,145 km (0.099 R)
  • M82: 59,992,187 km (0.057 R)
  • M83: 61,088,590 km (0.075 R)
  • M84: 61,363,700 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.7

Radius: 6.6

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 11.92 AU - 16.66 AU

Year: 18812 Days

Day: 18 Hours

Environment

Temp: -180 °C

Axial Tilt: 38 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (94)

Outer Limit: 63,579,161 km

  • M1: 84,074 km (0.069 R)
  • M2: 165,605 km (0.071 R)
  • M3: 497,862 km (0.041 R)
  • M4: 688,150 km (0.12 R)
  • M5: 770,878 km (0.069 R)
  • M6: 1,134,401 km (0.097 R)
  • M7: 1,360,293 km (0.102 R)
  • M8: 1,600,398 km (0.111 R)
  • M9: 1,912,010 km (0.044 R)
  • M10: 2,526,110 km (0.102 R)
  • M11: 2,787,906 km (0.094 R)
  • M12: 2,955,904 km (0.099 R)
  • M13: 3,551,753 km (0.052 R)
  • M14: 3,807,864 km (0.119 R)
  • M15: 3,882,214 km (0.082 R)
  • M16: 4,107,808 km (0.116 R)
  • M17: 4,299,293 km (0.11 R)
  • M18: 4,770,526 km (0.099 R)
  • M19: 5,258,066 km (0.061 R)
  • M20: 5,465,857 km (0.096 R)
  • M21: 7,454,611 km (0.057 R)
  • M22: 9,040,050 km (0.118 R)
  • M23: 9,641,583 km (0.065 R)
  • M24: 10,204,220 km (0.105 R)
  • M25: 10,515,683 km (0.113 R)
  • M26: 11,576,332 km (0.118 R)
  • M27: 11,792,501 km (0.074 R)
  • M28: 12,338,832 km (0.049 R)
  • M29: 12,393,884 km (0.076 R)
  • M30: 12,504,288 km (0.107 R)
  • M31: 12,726,141 km (0.072 R)
  • M32: 13,399,332 km (0.119 R)
  • M33: 14,721,926 km (0.063 R)
  • M34: 14,838,912 km (0.092 R)
  • M35: 15,191,664 km (0.065 R)
  • M36: 15,250,605 km (0.077 R)
  • M37: 15,606,648 km (0.089 R)
  • M38: 16,447,837 km (0.046 R)
  • M39: 16,812,856 km (0.101 R)
  • M40: 17,057,748 km (0.088 R)
  • M41: 17,180,567 km (0.063 R)
  • M42: 18,111,365 km (0.041 R)
  • M43: 18,677,743 km (0.099 R)
  • M44: 18,867,882 km (0.119 R)
  • M45: 20,672,631 km (0.069 R)
  • M46: 21,728,343 km (0.053 R)
  • M47: 22,262,856 km (0.109 R)
  • M48: 22,329,876 km (0.118 R)
  • M49: 23,072,629 km (0.072 R)
  • M50: 23,686,280 km (0.116 R)
  • M51: 23,891,977 km (0.048 R)
  • M52: 24,098,422 km (0.093 R)
  • M53: 24,167,237 km (0.102 R)
  • M54: 24,443,544 km (0.087 R)
  • M55: 26,549,134 km (0.033 R)
  • M56: 29,592,852 km (0.075 R)
  • M57: 31,155,701 km (0.052 R)
  • M58: 31,230,799 km (0.072 R)
  • M59: 31,607,038 km (0.061 R)
  • M60: 31,682,585 km (0.119 R)
  • M61: 31,909,226 km (0.062 R)
  • M62: 32,897,918 km (0.085 R)
  • M63: 33,280,739 km (0.098 R)
  • M64: 35,609,080 km (0.08 R)
  • M65: 36,081,062 km (0.076 R)
  • M66: 36,634,275 km (0.116 R)
  • M67: 37,909,297 km (0.07 R)
  • M68: 38,069,666 km (0.068 R)
  • M69: 39,279,763 km (0.101 R)
  • M70: 40,175,256 km (0.11 R)
  • M71: 41,242,188 km (0.108 R)
  • M72: 41,820,534 km (0.098 R)
  • M73: 42,318,395 km (0.117 R)
  • M74: 43,655,651 km (0.097 R)
  • M75: 44,752,353 km (0.112 R)
  • M76: 45,091,641 km (0.055 R)
  • M77: 45,858,030 km (0.095 R)
  • M78: 46,285,731 km (0.068 R)
  • M79: 46,714,777 km (0.118 R)
  • M80: 47,663,228 km (0.106 R)
  • M81: 48,009,697 km (0.085 R)
  • M82: 48,617,962 km (0.064 R)
  • M83: 48,792,243 km (0.097 R)
  • M84: 49,228,919 km (0.118 R)
  • M85: 51,608,872 km (0.087 R)
  • M86: 51,697,733 km (0.115 R)
  • M87: 53,126,393 km (0.066 R)
  • M88: 53,845,659 km (0.047 R)
  • M89: 55,384,722 km (0.074 R)
  • M90: 56,938,146 km (0.074 R)
  • M91: 57,397,861 km (0.106 R)
  • M92: 57,766,470 km (0.088 R)
  • M93: 59,621,184 km (0.034 R)
  • M94: 59,714,384 km (0.117 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 13,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit