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Key terms: comet tail sun au dust orbit nucleus sodium hale coma observations solar astronomers distance perihelion gate visible cometary detected argon brightness kometa noble sight atoms passage abundance deuterium magnitude sodium tail rotation halley telescope any other jupiter emission great comet dust grains alan hale dust tail become very sublimation considerably comet nucleus brighter than great distance binary nucleus inner solar system following the comet northern hemisphere Search external links cited by footnotes on Wikipedia page Comet Hale-Bopp: |
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