NASA ScienceCasts SMD "Science Mission Directorate" "Science@NASA News" "La Nina" "El Nino" "solar eclipse" annular "ring of fire" "partial eclipse" "eclipse glasses" "solar filters"

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Timetables and maps at http://eclipse.gsfc.nasa.gov/
A "ring of fire" solar eclipse is coming to the USA this spring. It's the first annular eclipse visible from the contiguous United States in almost 18 years.