Search Results for: Microwave
subdivided into observational and theoretical aspects. through observational astrophysics, scientists have discovered and studied such objects as planets , stars , pulsars, magnetars, galaxies , nebulae , and black holes. they have also observed the birth and death of stars, cosmic rays , the cosmic microwave
composition of stars, galaxies , and nebulae . in radio astronomy , scientists study radiation with a wavelength greater than a few millimeters. the instruments used are very large radio telescopes. radio waves are usually emitted by cold objects, including interstellar gas and dust clouds. the cosmic microwave...
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