返回信息流May 3, 2005
Space
Date Unknown
NASA/Jeffrey McClintock and Michael Garcia, SAO
"Chandra [NASA's orbiting x-ray observatory] detects intense x-rays emitted by gases as they are accelerated, heated, and sucked into a black hole."
—From "Super X-ray Vision," December 2002, National Geographic magazine
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国家地理每日一图 2005.05.03
ssy82
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