How do radio waves help indirectly measure the distance of a star from earth?

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asked Mar 27, 2020 124k views

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JulienD · Answer 1 · 2020-03-30T22:15:07+0000

As Earth orbits the Sun, this same principle is used by astronomers to determine the distance to nearby stars. ... Parallax is the first "inch" on the yardstick with which astronomers measure distances even further to objects.

How do radio waves help indirectly measure the distance of a star from earth?

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