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When was the last time halley's comet came?

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For the last 4.5 billion years Halley's Comet has orbited the Sun. The last time it was visible to the naked eye on Earth was 1986. read more

Halley's Comet or Comet Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 74–79 years. Halley is the only known short-period comet that is regularly visible to the naked eye from Earth, and the only naked-eye comet that might appear twice in a human lifetime. read more

Halley's in the Space Age. When Halley's Comet came by Earth in 1986, it was the first time we could send spacecraft up to look at it. That was a fortunate occurrence, as the comet ended up being underwhelming in observations from Earth. read more

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