SAN FRANCISCO — Although it looks increasingly unlikely that NASA will launch a flagship mission to Jupiter during the next decade, the upcoming Juno mission may provide scientists with some unexpected opportunities to study the gas giant’s moons.

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Debra Werner is a correspondent for SpaceNews based in San Francisco. Debra earned a bachelor’s degree in communications from the University of California, Berkeley, and a master’s degree in Journalism from Northwestern University. She is a recipient...