G2V Star System Generated (Seed: 1768294614)

Star Details

Spectral Class: G2V

Temperature: 5,800 K

Mass: 1.05 sol

Luminosity: 1.19 lux

Habitable Zone (HZ)

Inner Boundary: 1.04 AU

Outer Boundary: 1.5 AU

Physical Limits

Snow Line: 5.24 AU

Max System Radius: 20.5 AU

Planetary System (8 Planets)

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.26 AU - 1.48 AU

Year: 572 Days

Day: 21.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 5.2 °

Atmosphere: Nâ‚‚, Oâ‚‚

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,197,979 km

  • M1: 1,002,904 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.82 AU - 3.2 AU

Year: 1861 Days

Day: 19.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 39.7 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,197,979 km

  • M1: 926,310 km (0.112 R)
  • M2: 1,406,818 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.59 AU - 4.73 AU

Year: 3586 Days

Day: 32 Hours

Environment

Temp: -123 °C

Axial Tilt: 35.4 °

Atmosphere: Thin Nâ‚‚/CHâ‚„

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,197,979 km

  • M1: 3,452,420 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.9

Radius: 13.1

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.31 AU - 6.37 AU

Year: 4399 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.1 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (52)

Outer Limit: 51,197,979 km

  • M1: 165,455 km (0.098 R)
  • M2: 389,702 km (0.077 R)
  • M3: 476,170 km (0.096 R)
  • M4: 636,090 km (0.03 R)
  • M5: 744,399 km (0.104 R)
  • M6: 866,022 km (0.113 R)
  • M7: 962,363 km (0.109 R)
  • M8: 1,180,926 km (0.081 R)
  • M9: 1,296,714 km (0.116 R)
  • M10: 1,408,913 km (0.106 R)
  • M11: 1,516,773 km (0.027 R)
  • M12: 1,684,023 km (0.116 R)
  • M13: 1,782,459 km (0.111 R)
  • M14: 1,985,463 km (0.108 R)
  • M15: 2,178,444 km (0.097 R)
  • M16: 2,277,328 km (0.105 R)
  • M17: 2,359,458 km (0.106 R)
  • M18: 2,707,572 km (0.11 R)
  • M19: 2,814,385 km (0.083 R)
  • M20: 2,942,441 km (0.086 R)
  • M21: 3,276,343 km (0.102 R)
  • M22: 3,751,615 km (0.09 R)
  • M23: 4,080,731 km (0.049 R)
  • M24: 4,215,070 km (0.046 R)
  • M25: 4,396,532 km (0.114 R)
  • M26: 4,488,235 km (0.032 R)
  • M27: 4,627,062 km (0.085 R)
  • M28: 4,992,231 km (0.075 R)
  • M29: 5,136,144 km (0.083 R)
  • M30: 5,391,358 km (0.083 R)
  • M31: 5,502,060 km (0.088 R)
  • M32: 5,588,677 km (0.075 R)
  • M33: 5,713,143 km (0.119 R)
  • M34: 6,041,360 km (0.093 R)
  • M35: 6,169,117 km (0.109 R)
  • M36: 6,440,637 km (0.114 R)
  • M37: 6,532,041 km (0.099 R)
  • M38: 7,238,143 km (0.079 R)
  • M39: 7,374,128 km (0.088 R)
  • M40: 7,884,705 km (0.093 R)
  • M41: 8,052,704 km (0.045 R)
  • M42: 8,292,958 km (0.111 R)
  • M43: 8,463,799 km (0.086 R)
  • M44: 8,621,624 km (0.049 R)
  • M45: 8,852,753 km (0.103 R)
  • M46: 9,203,411 km (0.07 R)
  • M47: 9,410,155 km (0.045 R)
  • M48: 9,499,166 km (0.117 R)
  • M49: 9,693,194 km (0.114 R)
  • M50: 10,069,881 km (0.082 R)
  • M51: 10,206,614 km (0.096 R)
  • M52: 10,298,168 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.9

Radius: 12.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.79 AU - 6.77 AU

Year: 4953 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.6 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (72)

Outer Limit: 51,197,979 km

  • M1: 157,527 km (0.094 R)
  • M2: 245,041 km (0.111 R)
  • M3: 566,527 km (0.113 R)
  • M4: 655,987 km (0.115 R)
  • M5: 795,113 km (0.118 R)
  • M6: 1,005,746 km (0.088 R)
  • M7: 1,143,825 km (0.113 R)
  • M8: 1,235,379 km (0.119 R)
  • M9: 1,384,528 km (0.094 R)
  • M10: 1,468,453 km (0.074 R)
  • M11: 1,731,446 km (0.088 R)
  • M12: 1,978,133 km (0.039 R)
  • M13: 2,236,638 km (0.069 R)
  • M14: 2,437,847 km (0.108 R)
  • M15: 2,662,693 km (0.103 R)
  • M16: 3,077,378 km (0.109 R)
  • M17: 3,416,217 km (0.05 R)
  • M18: 3,512,558 km (0.056 R)
  • M19: 3,708,082 km (0.068 R)
  • M20: 3,787,220 km (0.069 R)
  • M21: 4,399,524 km (0.106 R)
  • M22: 4,504,691 km (0.119 R)
  • M23: 4,803,438 km (0.1 R)
  • M24: 5,197,329 km (0.043 R)
  • M25: 5,286,190 km (0.097 R)
  • M26: 5,510,886 km (0.077 R)
  • M27: 5,876,952 km (0.094 R)
  • M28: 6,321,856 km (0.104 R)
  • M29: 7,170,226 km (0.116 R)
  • M30: 7,269,409 km (0.079 R)
  • M31: 7,925,695 km (0.041 R)
  • M32: 8,627,459 km (0.073 R)
  • M33: 8,839,140 km (0.102 R)
  • M34: 9,079,544 km (0.105 R)
  • M35: 9,403,273 km (0.114 R)
  • M36: 9,703,516 km (0.1 R)
  • M37: 9,868,523 km (0.085 R)
  • M38: 10,173,553 km (0.054 R)
  • M39: 10,509,998 km (0.109 R)
  • M40: 12,098,279 km (0.095 R)
  • M41: 12,484,541 km (0.042 R)
  • M42: 12,784,484 km (0.119 R)
  • M43: 13,360,885 km (0.117 R)
  • M44: 13,452,738 km (0.086 R)
  • M45: 13,544,741 km (0.1 R)
  • M46: 13,822,095 km (0.113 R)
  • M47: 13,976,929 km (0.078 R)
  • M48: 14,257,126 km (0.035 R)
  • M49: 14,382,339 km (0.052 R)
  • M50: 14,507,852 km (0.092 R)
  • M51: 14,823,204 km (0.054 R)
  • M52: 14,981,778 km (0.08 R)
  • M53: 15,460,940 km (0.095 R)
  • M54: 16,303,176 km (0.073 R)
  • M55: 17,327,024 km (0.036 R)
  • M56: 17,494,125 km (0.065 R)
  • M57: 17,661,674 km (0.104 R)
  • M58: 17,897,291 km (0.091 R)
  • M59: 18,405,624 km (0.086 R)
  • M60: 18,815,672 km (0.06 R)
  • M61: 19,644,893 km (0.108 R)
  • M62: 20,698,062 km (0.071 R)
  • M63: 21,231,678 km (0.113 R)
  • M64: 21,950,047 km (0.074 R)
  • M65: 22,094,708 km (0.082 R)
  • M66: 22,276,021 km (0.094 R)
  • M67: 22,530,487 km (0.098 R)
  • M68: 22,822,651 km (0.079 R)
  • M69: 22,969,257 km (0.107 R)
  • M70: 23,116,162 km (0.055 R)
  • M71: 24,827,412 km (0.113 R)
  • M72: 25,280,544 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.1

Radius: 10.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.69 AU - 8.23 AU

Year: 6545 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.3 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (76)

Outer Limit: 51,197,979 km

  • M1: 215,720 km (0.116 R)
  • M2: 412,591 km (0.054 R)
  • M3: 489,783 km (0.111 R)
  • M4: 674,836 km (0.034 R)
  • M5: 1,066,483 km (0.045 R)
  • M6: 1,632,711 km (0.047 R)
  • M7: 1,821,055 km (0.12 R)
  • M8: 1,977,085 km (0.061 R)
  • M9: 2,097,063 km (0.111 R)
  • M10: 2,365,442 km (0.066 R)
  • M11: 2,579,666 km (0.102 R)
  • M12: 2,912,820 km (0.109 R)
  • M13: 3,330,946 km (0.094 R)
  • M14: 3,498,645 km (0.064 R)
  • M15: 4,018,797 km (0.12 R)
  • M16: 4,939,273 km (0.073 R)
  • M17: 5,353,360 km (0.09 R)
  • M18: 5,493,832 km (0.104 R)
  • M19: 5,607,227 km (0.059 R)
  • M20: 5,980,773 km (0.114 R)
  • M21: 6,156,102 km (0.051 R)
  • M22: 6,362,547 km (0.116 R)
  • M23: 6,451,857 km (0.118 R)
  • M24: 6,782,618 km (0.103 R)
  • M25: 6,934,908 km (0.101 R)
  • M26: 7,119,063 km (0.085 R)
  • M27: 7,273,748 km (0.086 R)
  • M28: 8,096,237 km (0.045 R)
  • M29: 8,518,552 km (0.105 R)
  • M30: 9,182,317 km (0.065 R)
  • M31: 9,725,358 km (0.116 R)
  • M32: 10,174,301 km (0.041 R)
  • M33: 10,313,876 km (0.067 R)
  • M34: 10,665,281 km (0.096 R)
  • M35: 10,878,159 km (0.118 R)
  • M36: 11,056,629 km (0.115 R)
  • M37: 11,235,997 km (0.116 R)
  • M38: 11,816,586 km (0.067 R)
  • M39: 12,407,049 km (0.077 R)
  • M40: 12,630,847 km (0.118 R)
  • M41: 13,158,479 km (0.09 R)
  • M42: 14,508,899 km (0.085 R)
  • M43: 15,061,364 km (0.038 R)
  • M44: 15,220,387 km (0.107 R)
  • M45: 15,380,157 km (0.076 R)
  • M46: 15,580,469 km (0.081 R)
  • M47: 16,390,691 km (0.111 R)
  • M48: 17,048,772 km (0.057 R)
  • M49: 17,799,454 km (0.05 R)
  • M50: 18,688,664 km (0.074 R)
  • M51: 18,902,589 km (0.066 R)
  • M52: 18,988,458 km (0.09 R)
  • M53: 19,160,346 km (0.054 R)
  • M54: 19,853,283 km (0.091 R)
  • M55: 19,940,499 km (0.062 R)
  • M56: 20,115,378 km (0.094 R)
  • M57: 20,819,685 km (0.113 R)
  • M58: 21,936,134 km (0.089 R)
  • M59: 23,255,737 km (0.077 R)
  • M60: 25,211,879 km (0.109 R)
  • M61: 26,401,182 km (0.082 R)
  • M62: 26,545,245 km (0.105 R)
  • M63: 26,689,457 km (0.084 R)
  • M64: 27,560,117 km (0.051 R)
  • M65: 28,096,874 km (0.108 R)
  • M66: 28,784,874 km (0.06 R)
  • M67: 29,379,077 km (0.077 R)
  • M68: 30,227,895 km (0.108 R)
  • M69: 30,781,258 km (0.095 R)
  • M70: 31,084,642 km (0.057 R)
  • M71: 31,185,920 km (0.095 R)
  • M72: 31,439,788 km (0.116 R)
  • M73: 31,847,143 km (0.091 R)
  • M74: 34,015,115 km (0.051 R)
  • M75: 34,119,534 km (0.11 R)
  • M76: 35,011,437 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.5

Radius: 11.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.54 AU - 9.58 AU

Year: 9720 Days

Day: 14.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.2 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (91)

Outer Limit: 51,197,979 km

  • M1: 281,842 km (0.104 R)
  • M2: 358,885 km (0.08 R)
  • M3: 594,053 km (0.107 R)
  • M4: 789,578 km (0.042 R)
  • M5: 880,234 km (0.063 R)
  • M6: 1,596,209 km (0.08 R)
  • M7: 1,814,024 km (0.073 R)
  • M8: 1,937,143 km (0.113 R)
  • M9: 2,278,974 km (0.037 R)
  • M10: 3,191,222 km (0.082 R)
  • M11: 3,391,384 km (0.054 R)
  • M12: 3,673,376 km (0.084 R)
  • M13: 4,016,404 km (0.034 R)
  • M14: 4,425,255 km (0.113 R)
  • M15: 4,508,730 km (0.108 R)
  • M16: 4,790,573 km (0.109 R)
  • M17: 4,876,292 km (0.041 R)
  • M18: 5,049,227 km (0.103 R)
  • M19: 5,136,443 km (0.102 R)
  • M20: 5,490,541 km (0.057 R)
  • M21: 6,568,095 km (0.101 R)
  • M22: 6,823,608 km (0.09 R)
  • M23: 7,609,445 km (0.108 R)
  • M24: 7,810,505 km (0.112 R)
  • M25: 8,013,210 km (0.063 R)
  • M26: 8,115,236 km (0.061 R)
  • M27: 8,251,968 km (0.064 R)
  • M28: 9,088,519 km (0.105 R)
  • M29: 9,445,011 km (0.082 R)
  • M30: 9,661,030 km (0.105 R)
  • M31: 10,025,002 km (0.053 R)
  • M32: 10,134,957 km (0.084 R)
  • M33: 10,245,509 km (0.099 R)
  • M34: 10,542,012 km (0.031 R)
  • M35: 10,878,907 km (0.097 R)
  • M36: 11,029,851 km (0.08 R)
  • M37: 11,181,394 km (0.111 R)
  • M38: 11,333,684 km (0.079 R)
  • M39: 11,833,491 km (0.045 R)
  • M40: 12,576,843 km (0.075 R)
  • M41: 12,854,646 km (0.09 R)
  • M42: 13,214,728 km (0.082 R)
  • M43: 13,578,101 km (0.119 R)
  • M44: 14,232,143 km (0.073 R)
  • M45: 14,356,010 km (0.052 R)
  • M46: 14,438,738 km (0.116 R)
  • M47: 14,687,818 km (0.114 R)
  • M48: 14,813,032 km (0.048 R)
  • M49: 15,106,393 km (0.045 R)
  • M50: 15,955,062 km (0.096 R)
  • M51: 16,255,753 km (0.077 R)
  • M52: 16,471,623 km (0.115 R)
  • M53: 16,601,624 km (0.114 R)
  • M54: 17,477,220 km (0.06 R)
  • M55: 18,457,684 km (0.11 R)
  • M56: 18,728,157 km (0.062 R)
  • M57: 19,181,888 km (0.098 R)
  • M58: 19,410,025 km (0.091 R)
  • M59: 20,611,445 km (0.055 R)
  • M60: 21,504,544 km (0.112 R)
  • M61: 21,599,240 km (0.088 R)
  • M62: 21,694,085 km (0.099 R)
  • M63: 21,789,229 km (0.097 R)
  • M64: 22,266,297 km (0.119 R)
  • M65: 22,554,422 km (0.116 R)
  • M66: 23,816,579 km (0.063 R)
  • M67: 24,258,791 km (0.116 R)
  • M68: 24,703,695 km (0.114 R)
  • M69: 25,101,625 km (0.092 R)
  • M70: 25,953,884 km (0.097 R)
  • M71: 26,054,863 km (0.063 R)
  • M72: 26,206,405 km (0.071 R)
  • M73: 26,459,824 km (0.074 R)
  • M74: 26,713,841 km (0.116 R)
  • M75: 27,790,198 km (0.119 R)
  • M76: 29,037,395 km (0.111 R)
  • M77: 29,667,951 km (0.114 R)
  • M78: 29,773,417 km (0.12 R)
  • M79: 30,728,749 km (0.117 R)
  • M80: 31,049,487 km (0.079 R)
  • M81: 31,371,272 km (0.117 R)
  • M82: 31,855,969 km (0.088 R)
  • M83: 32,289,055 km (0.098 R)
  • M84: 32,832,993 km (0.045 R)
  • M85: 33,215,514 km (0.118 R)
  • M86: 33,929,994 km (0.1 R)
  • M87: 35,991,153 km (0.103 R)
  • M88: 36,385,643 km (0.108 R)
  • M89: 36,555,137 km (0.1 R)
  • M90: 37,463,496 km (0.055 R)
  • M91: 37,577,639 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.5

Radius: 10.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.68 AU - 11.42 AU

Year: 12214 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.7 °

Atmosphere: Hâ‚‚, CHâ‚„

Biome: None

Satellites (85)

Outer Limit: 51,197,979 km

  • M1: 129,701 km (0.092 R)
  • M2: 221,854 km (0.057 R)
  • M3: 536,608 km (0.109 R)
  • M4: 682,017 km (0.116 R)
  • M5: 768,933 km (0.058 R)
  • M6: 974,481 km (0.099 R)
  • M7: 1,305,391 km (0.081 R)
  • M8: 1,767,349 km (0.098 R)
  • M9: 2,119,802 km (0.066 R)
  • M10: 2,224,520 km (0.108 R)
  • M11: 2,689,471 km (0.041 R)
  • M12: 3,365,952 km (0.049 R)
  • M13: 3,739,348 km (0.067 R)
  • M14: 5,113,106 km (0.078 R)
  • M15: 5,724,662 km (0.075 R)
  • M16: 6,057,816 km (0.106 R)
  • M17: 6,359,256 km (0.069 R)
  • M18: 6,665,632 km (0.094 R)
  • M19: 7,134,322 km (0.077 R)
  • M20: 7,332,839 km (0.103 R)
  • M21: 8,477,861 km (0.119 R)
  • M22: 11,528,910 km (0.117 R)
  • M23: 11,668,634 km (0.114 R)
  • M24: 11,855,781 km (0.116 R)
  • M25: 12,091,098 km (0.084 R)
  • M26: 12,423,206 km (0.114 R)
  • M27: 12,710,284 km (0.095 R)
  • M28: 13,193,485 km (0.056 R)
  • M29: 14,178,138 km (0.109 R)
  • M30: 15,595,877 km (0.081 R)
  • M31: 16,321,726 km (0.117 R)
  • M32: 17,698,774 km (0.116 R)
  • M33: 18,292,528 km (0.098 R)
  • M34: 19,278,079 km (0.111 R)
  • M35: 19,889,037 km (0.117 R)
  • M36: 20,056,736 km (0.085 R)
  • M37: 20,449,879 km (0.106 R)
  • M38: 21,015,808 km (0.058 R)
  • M39: 22,395,400 km (0.058 R)
  • M40: 22,511,637 km (0.11 R)
  • M41: 24,939,311 km (0.05 R)
  • M42: 25,422,662 km (0.041 R)
  • M43: 25,970,041 km (0.069 R)
  • M44: 27,822,810 km (0.069 R)
  • M45: 28,198,451 km (0.104 R)
  • M46: 29,590,309 km (0.053 R)
  • M47: 30,166,111 km (0.116 R)
  • M48: 30,487,597 km (0.039 R)
  • M49: 30,810,130 km (0.098 R)
  • M50: 31,198,786 km (0.053 R)
  • M51: 31,719,536 km (0.119 R)
  • M52: 31,915,509 km (0.072 R)
  • M53: 31,981,033 km (0.08 R)
  • M54: 32,308,802 km (0.086 R)
  • M55: 32,769,713 km (0.105 R)
  • M56: 33,298,990 km (0.099 R)
  • M57: 33,365,262 km (0.105 R)
  • M58: 33,697,818 km (0.079 R)
  • M59: 34,098,291 km (0.068 R)
  • M60: 35,715,744 km (0.025 R)
  • M61: 35,919,646 km (0.066 R)
  • M62: 35,987,713 km (0.096 R)
  • M63: 36,807,808 km (0.115 R)
  • M64: 37,082,619 km (0.118 R)
  • M65: 37,495,958 km (0.107 R)
  • M66: 38,049,620 km (0.096 R)
  • M67: 39,024,849 km (0.105 R)
  • M68: 39,515,679 km (0.088 R)
  • M69: 39,585,841 km (0.115 R)
  • M70: 40,078,915 km (0.037 R)
  • M71: 41,000,139 km (0.061 R)
  • M72: 41,856,587 km (0.093 R)
  • M73: 42,935,337 km (0.053 R)
  • M74: 43,877,803 km (0.096 R)
  • M75: 44,169,071 km (0.052 R)
  • M76: 44,388,082 km (0.08 R)
  • M77: 45,561,677 km (0.068 R)
  • M78: 46,374,592 km (0.102 R)
  • M79: 46,597,044 km (0.077 R)
  • M80: 46,894,295 km (0.06 R)
  • M81: 48,917,157 km (0.11 R)
  • M82: 48,992,555 km (0.107 R)
  • M83: 49,370,588 km (0.083 R)
  • M84: 50,510,075 km (0.094 R)
  • M85: 50,586,370 km (0.094 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 19,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit