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What exactly is a degree in terms of the distance between stars? | Astronomy.com
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What exactly is a degree in terms of the distance between stars?

Stephanie Johnson, Maple Grove, Minnesota
RELATED TOPICS: THE MOON
Degrees of sky are irrelevant to true distance between stars. If the Moons distance from Earth doubled, its apparent size would shrink by half, even though its physical diameter would remain unchanged.
A measurement in degrees has nothing to do with the true distances between celestial objects. When we talk about apparent distances or sizes, how- ever, degrees do come into play.

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