File:Crab nebula einstein twophases.jpg

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Crab_nebula_einstein_twophases.jpg ‎(379 × 236 pixels, file size: 22 KB, MIME type: image/jpeg)

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Description
English: Stroboscopic view of the Crab Nebula pulsar. When the X-ray observations were timed to match the frequency of the pulsar, the pulsar seemed to turn on and off. (Einstein Observatory image, Smithsonian Institution Photo No. 80-16234)
Date
Source 14 Pulsar // SP-466 The Star Splitters (in en). History Division. NASA.
Author NASA / Einstein Observatory

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Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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Date/TimeThumbnailDimensionsUserComment
current09:18, 24 November 2009Thumbnail for version as of 09:18, 24 November 2009379 × 236 (22 KB)Mikej (talk | contribs){{Изображение | Описание = Image of Crab nebula by EINSTEIN/HRC in two phases of Crab pulsar | Источник = NASA (http://history.nasa.gov/SP-466/p116a.jpg) | Время создания = 1980 | Автор = N

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