Multiple choice

The Halley's Comet will be visible in the year

  1. 2064

  2. 2066

  3. 2062

  4. 2060

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Halley's Comet has an orbital period of approximately 76 years. Having last appeared in 1986, it is calculated to return to the inner solar system in mid-2061 to early 2062.