Question: Astronomical Knowledge: Not all double stars are binary. In addition to being true binary stars, why would two star appear to be very close to

Astronomical Knowledge: Not all double stars are binary. In addition to being true binary stars, why would two star appear to be very close to each other. This requires you to think a little three dimensionally. A sketch that shows the real situation compared to what the observer sees for each situation might be useful. though is not necessary

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