2016年8月29日 星期一

An Age-defying Star


An age-defying star designated as IRAS 19312+1950 (arrow) exhibits features characteristic of a very young star and a very old star. The object stands out as extremely bright inside a large, chemically rich cloud of material, as shown in this image from NASA’s Spitzer Space Telescope. via NASA http://ift.tt/2bMlE8G

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