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Halley's Comet - Wikipedia

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Halley's Comet, Comet Halley, or sometimes simply Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 75–79 years.[1] Halley is the only known short-period comet that is consistently visible to the naked eye from Earth.[15] It last appeared in the inner parts of the Solar System in 1986 and will next appear in mid-2061. Halley's periodic returns to the inner Solar System have been observed and recorded by astronomers around the world since at least 240 BC, but it was not until 1705 that the English astronomer Edmond Halley understood that these appearances were re-appearances of the same comet. As a result of this discovery, the comet is named after Halley.[16] During its 1986 visit to the inner Solar System, Halley's Comet became the first comet to be observed in detail by spacecraft, providing the first observational data on the structure of a comet nucleus and the mechanism of coma and tail formation.[17][18] These observations supported a numbe

Halley's Comet - Wikipedia Jump to content From Wikipedia, the free encyclopedia Periodic comet For other uses, see Halley's Comet (disambiguation) . For the asteroid of the same name, see 2688 Halley . Not to be confused with Comet Hale–Bopp . 1P/Halley Halley's Comet photographed by William Liller from Easter Island on 8 March 1986 Discovery Discovered by Edmond Halley [ a ] (recognition of periodicity ) Discovery date 25 December 1758 (first predicted return) Designations Alternative designations Various (See Apparitions ) Orbital characteristics [ 5 ] [ 6 &#93

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