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Closest-ever approach to the sun gives new insights into the solar wind


NASA's Parker Solar Probe was launched in August 2018. Its first results are published today in a series of four papers in Nature, with Imperial College London scientists among those interpreting some of the key data to reveal how the solar wind is accelerated away from the surface of the Sun.

The solar wind is a stream of charged particles released by the Sun that fills our Solar System. It is responsible for the North and Southern lights, but can also cause disruption during violent episodes like solar flares and coronal mass ejections, knocking out power grids and satellites ...


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