`Wispy blue swirls`: NASA shares extraordinary image of Cygnus Loop nebula that looks like `abstracted skull` - WION

NASA said that the gas and dust visible here in an ultraviolet (UV) image from our Galaxy Evolution Explorer (GALEX)

The National Aeronautics and Space Administration (NASA) has shared an amazing image of the Cygnus Loop nebula on its official Instagram account. According to a social media user, it looks like an "a… [+1424 chars]

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