Answer: C. 2061.
Explanation: Halley was last seen in Earth's skies in 1986 and was met in space by an international fleet of spacecraft. It will return in 2061 on its regular 76-year journey around the Sun.
Answer:
2061
Step-by-step explanation:
Based on the timeline, the comet seems to appear every 75.5 years. Add 75 to 1986, and you’ll get 2061.
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