Harold Zirin
Contributor
LOCATION: Pasadena, CA,
Professor of Astrophysics, Emeritus; Director and Builder, Big Bear Solar Observatory, California Institute of Technology, Pasadena. Author of Astrophysics of the Sun and others.
Primary Contributions (8)
Solar radiation, electromagnetic radiation, including X-rays, ultraviolet and infrared radiation, and radio emissions, as well as visible light, emanating from the Sun. Of the 3.8 × 1033 ergs emitted by the Sun every second, about 1 part in 120 million is received by its attendant planets and their…
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