Hubble view of a supernova remnant. The center of the image contains a dense pink cloud, shaped like a keyhole. Within this keyhole, there is a dark spot, composed of even denser gas. Outside of this cloud of gas is a ring of dense pink that contains brighter pink clumps of glowing gas, which look like pearls on a necklace. Above and below the ring, are very faint red rings of gas and dust, forming a figure-eight pattern. There are several bright stars, two of which show a four-pronged diffraction pattern. Several other stars are strewn throughout the image.
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