A spacecraft on a mission to the sun had a surprise encounter with a comet last year – and discovered evidence that it may not be a comet after all
Source:
https://www.newscientist.com/article/2263407-nasas-parker-solar-probe-had-a-surprise-close-encounter-with-a-comet/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home