Surf these sites: Solar Terrestrial Activity Report -- The Solar Terrestrial Activity Report contains daily updates of solar and geomagnetic data relevant to the reception of distant radio stations. Solar-Terrestrial Physics Division of the National Geophysical Data Center -- The National Geophysical Data Center Solar-Terrestrial Physics Division/World Data Center-A for Solar-Terrestrial Physics makes available data from the Sun and near-Earth environment. Products and services include databases, images, posters, CD-ROMs and custom products. Space Environment Center -- Providing space weather alerts and warnings to the nation and the world for disturbances that can affect people and equipment working in space and on Earth. Space Weather: A Research Perspective -- The Elements of Near-Earth Space
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