Important notice about the deactivation of the STEREO ftp
Important notice about STEREO Behind
Illustration of a CME particle cloud blasted from the sun impacting Earth and creating aurora (with an actual photo of aurora as taken by an astronaut on the space station). Aurora occur about 60 miles (100 km) above earth.
Last Revised: March 19, 2018 15:00:39 UTC
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Webmaster: Kevin Addison