A NASA spacecraft is about to explore Jupiter like never before -- here's what scientists fear the most

On July 4, NASA’s Juno spacecraft will end its nearly 5-year-long trip through space — destination: Jupiter. The largest planet in our Solar System has many secrets that NASA hopes to uncover with Juno over the next year. The mission, however, is a dagnerous one — and the most dangerous part is coming fast.  

Video courtesy of NASA

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