Article: Strange But True: Longest shadow surprises the Sun watchers SOLAR SYSTEM

IT WAS only a small, dark blob on a picture taken from a spacecraft, but it transfixed astronomers. The image should have been a perfect blue, a record of the blank expanses of space at the heart of the solar system. But there, in the top left-hand corner, was an inexplicable black stain.

As the scientists displayed their pictures last week they said they had been expecting to see white, glowing blobs scattered across their ultraviolet photographs of the sky: they had an explanation ready for those. But a black patch, which shifted slightly with each photograph in the sequence was definitely not expected. The whole region is supposedly bathed in ultraviolet light and here, in effect, was a ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!