Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

How often does halley's comet?

Halley's Comet is arguably the most famous comet. It is a "periodic" comet and returns to Earth's vicinity about every 75 years, making it possible for a human to see it twice in his or her lifetime. The last time it was here was in 1986, and it is projected to return in 2061.

{{ relativeTimeResolver(1569769597030) }}
LIVE
Points points 467
Rating
Similar Questions
Sign in to view all similar questions
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER
Science • 2 Answers
ANSWER
Science • 2 Answers
ANSWER
Science • 1 Answer
ANSWER

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE

Help Center Conditions of Use Privacy Notice

© 2010 - 2022, Amazon.com, inc. or its affiliates. All Rights Reserved.