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Astronomers discover an enormous iron bar in the famous Ring Nebula: 'We definitely need to know more'
Sometimes, even the most familiar astronomical objects can hold surprises for researchers. Take the well-known Ring Nebula, which astronomers have now discovered harbors a mysterious "bar" of iron ...
A composite RGB image of the Ring Nebula (also known as Messier 57 and NGC 6720) constructed from four WEAVE/LIFU emission-line images. The bright outer ring is made up of light emitted by three ...
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