The Chandra X-ray Observatory (2009)

Snowball Fight in the Solar System

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Video Description


January 22, 2007



One of the most surprising objects observed in X-rays are comets. X-rays are normally associated with the hottest things in the Universe, such as black holes. Comets, however, were described by Fred Whipple as being "dirty snowballs". So how does a snowball make X-rays?



Category: Science & Technology

Tags: X-rays Chandra Comets Dirty Snowballs

Documentary Description


January 24, 2008



It has been only forty years since humanity has known the existence of the strange and dynamic x-ray universe, an invisible universe of million degree gas, immense jets of radiation, exploding stars and distant quasars. Join Nichelle Nichols, Star Trek's Lt. Uhura, as she guides you on the decades long odyssey to reveal this wondrous universe with NASA's largest X-ray telescope. [6/2000] [Science] [Show ID: 3847]



Category: Education

Tags: science NASA astronomy

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