When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: X-ray: NASA/CXC/Stanford Univ./M. de Vries et al.; Optical full field: Palomar ...
A glowing nebula located approximately 2,700 light-years from Earth resembles a guitar with a bright pulsar at the tip of the headstock, earning the nickname "flame-throwing guitar." When you purchase ...
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