The smaller angle through which a star's apparent position changes due to the change in position of an observer,the greater the distance it is from the observer.

Name: The smaller angle through which a star's apparent position changes due to the change in position of an observer,the greater the distance it is from the observer.
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Quizplus · Accepted Answer

This is known as parallax, and the smaller the angle of change in position, the farther away the star is from the observer.

The Smaller Angle Through Which a Star's Apparent Position Changes