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NASA - THEMIS Pre-launch Briefing Multimedia Page
January 17, 2007
Presenter #1 - Craig Pollock, NASA HQ Program Scientist

Chart showing the various spacecraft in the Explorers Program.
Image #1: The artist's illustration highlights the fleet of Sun-Earth observing spacecraft operated by NASA and its partners. STEREO data will often be used to complement other missions and vice versa. It also provides a unique service with its different perspective to space weather. Credit: NASA
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Presenter #2 - Vassilis Angelopoulos, THEMIS Principle Investigator

Still from substorm animation
Image #2: Animation explaining a substorm. Credit: NASA.
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Still from animation which illustrates how the five THEMIS satellites will work together to detect substorm events in the magnetosphere.
Image #3: Raeder model of a substorm with alignments. Credit: NASA.
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Still from animation showing the THEMIS network of ground stations.
Image #4: THEMIS Ground Stations.
A network of ground observatories stretching from Alaska to Eastern Canada will observe Auroras from the ground. Scientists refer to this network as THEMIS' 'sixth satellite.' The network will provide key data that will help scientists determine the extent of the aurora. Credit: NASA.
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EPO sites
Image #5: EPO Sites. Credit: NASA
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Presenter #3 - Peter Harvey, THEMIS Project Manager

Still from animation showing the deployment of the five THEMIS spacecraft.
Image #6: Launch and Deploy animation. Credit: NASA
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photo of the THEMIS spacecraft
Image #7: Probe Carrier Assembly. Credit: NASA
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Probe Carrier Assembly
Image #8: Photo of the THEMIS spacecraft. Credit: NASA
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Presenter #4 - Jim Slavin, NASA Heliophysics

Graphic showing the Explorer programs fleet of spacecraft.
Image #9: Great Observatory graphic. Credit: NASA
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Page Last Updated: October 21st, 2013
Page Editor: Holly Zell