Discover how scientists map the invisible gravity fields of outer planets and moons. Learn how missions like Juno and Europa Clipper use radio signals to reveal hidden oceans, fuzzy cores, and the true weight of Saturn's rings.
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Dust analyzers and impact sensors on spacecraft reveal secrets of space dust, from comet debris to interstellar particles. These instruments help scientists understand planetary formation and cosmic origins. Missions like Cassini and Europa Clipper use them to measure particle size, speed, and composition. Despite challenges like low detection rates, future missions promise even more detailed analysis.
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