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guide star
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English
edit
Noun
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English
Wikipedia
has an article on:
guide star
Wikipedia
guide
star
(
plural
guide stars
)
(
astronomy
)
A
reference star
that is used to maintain the
alignment
and
tracking
of a
telescope
(as the Earth rotates)
See also
edit
pole star
Categories
:
English lemmas
English nouns
English countable nouns
English multiword terms
en:Astronomy