Alex Young is associate director for science in the heliophysics science division at NASA’s Goddard Space Flight Center in Greenbelt, Maryland.
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16:35
Why Is The Sun’s Corona Hotter Than Its Surface?
Scientists hope the Parker Solar Probe will help them find the answer—and not burn up in the process.
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17:26
Tracking Your Local (Space) Weather
How—and why—scientists keep a close eye on the activity of our nearest star.