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Chandra finds hot bubble in planetary nebula IC 4593 | Astronomy

[ad_1] Astronomers using NASA’s Chandra X-ray Observatory have spotted an ultrahot gas bubble at the center of a planetary nebula called IC 4593. This composite image of the planetary nebula IC 4593 contains X-rays (Chandra) of the gas that has been heated to over one million degrees. These high temperatures …

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