The aftermath of a white dwarf collision shows a never-before-seen type of star in a neon green nebula.
The central star in nebula IRAS 00500+6713 may be a new type. ESA’s XMM-Newtown X-ray telescope viewed the star and nebula, which glows green in this image.
ESA/XMM-Newton, L. Oskinova/Univ. Potsdam…
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