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What time is the NASA Parker Solar Probe's closest sun flyby ever on Christmas Eve?
A NASA spacecraft is about to give astronomers an epic early Christmas present with the closest ever flyby of the sun on Dec. 24, but if you're wondering exactly when the ambitious solar encounter ...
AOL20d
Spacecraft makes final flyby of smallest planet in solar system
A spacecraft operated by the European Space Agency and the Japan Aerospace Exploration Agency has made its final flyby of Mercury, as scientists now work to guide BepiColombo into the planet’s ...