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X-Class, M-Class, C-Class… What does it all that mean, and just what is a solar flare? This video from the Solar Dynamics Observatory tells all about solar flares and how they might affect us here on Earth. Find out why NASA and NOAA are constantly monitoring the Sun for activity that could create long lasting radiation storms which can harm satellites, communications systems, and even ground-based technologies and power grids.
About Nancy Atkinson
Nancy Atkinson is Universe Today's Senior Editor. She also is the host of the NASA Lunar Science Institute podcast and works with the Astronomy Cast and 365 Days of Astronomy podcasts. Nancy is also a NASA/JPL Solar System Ambassador.
