Sagot :
Answer:
Because circumpolar constellations never rise or set, they provide reliable reference points for astronavigation. Knowing the circumpolar constellations in each hemisphere allows navigators to find their way using only the stars.
Answer:
Constellations played a significant role in navigation for explorers of the earth's surface and oceans; these navigators created extensive star charts to help them find their way around the planet. Often though, a single star chart wasn't enough for successful navigation.
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