Who Used The Radial Pulse Of Cepheid Star To Measure The Distance Of The Star From Earth?
Who Used The Radial Pulse Of Cepheid Star To Measure The Distance Of The Star From Earth? Leavitt is best known for discovering about 2,400 variable stars How are Cepheid stars used to measure distances? By observing the apparent luminosity, dimmed by the inverse square law of light traveling across the vast reaches of space,