Mark Sykes

Mark Sykes is an American astronomer and solar eclipse expert. He is a professor of astronomy at the University of Arizona and has spent his career studying the Sun and its effects on the Earth. Sykes has written several papers on the topic of solar eclipses and has given numerous lectures on the subject. He is also a frequent guest on TV shows and podcasts, discussing topics such as the science of solar eclipses and the history of astronomy.