what is the period of halley's comet appearance p
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what is the period of halley's comet appearance p
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Answer:
Halley's Comet or Comet Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 75–76 years.
Perihelion: 0.586 AU; (last perihelion: 9 February 1986); (next perihelion: 28 July 2061)
Time of perihelion: 28 July 2061
Orbital period: 75.32 yr
Earth MOID: 0.0638 AU (9.54 million km)