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How do astronomers measure the distance to stars that are less than 1000 light years from the earth?

April 26, 2017astronomers distance earth light measure stars

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How do astronomers measure the distance to stars that are less than 1000 light years from the earth?

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Nearby stars appear to move with respect to more distant background stars due to the motion of the Earth around the Sun. This apparent motion (it is not “true” motion) is called Stellar Parallax. ChaCha!