It is said that there is no sound in space. But radio astronomy allows people to literally listen to it. “Radio astronomy is the study of celestial objects that give off radio waves” (NSF). It is a branch of astronomy solely focused on the ‘radio’ part of the electromagnetic spectrum. Using this, scientists’ study celestial objects which give off radio waves. Radio astronomy helps people analyze cosmic happenings that are invisible on the electromagnetic spectrum. It’s the study of the universe using radio emissions. History Radio astronomy started in 1932, when Karl G. Jansky, engineer, solved a puzzling problem: there was noisy static that was interfering with the short-wave radio for the transatlantic voice communications. After trying to find the source for moths, he discovered that it was moving across the sky. After discussing with some astronomers, he found that some radio waves from outside the solar system – in the center of the Milky Way – were the cause of the pro
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