HELIOPHYSICS PICTURE OF THE WEEK "You Are Here" Posters specially designed to represent IHY science team activities are now available for downloads here. There are four designs: the "Heliosphere" poster depicts the Sun, planets and entire heliosphere.

IHY OBSERVATORY OF THE WEEK Irkutsk Institute of Solar-Terrestrial Physics The Institute of Solar-Terrestrial Physics in Irkutsk, Russia, conducts research in many aspects of heliophysics. The Siberian Solar Radio Telescope provides daily radio maps of the Sun, and the East Siberian Center for the Earth's Ionosphere Research conducts research on our near-Earth environment. Learn more about Irkutsk Institute

IHY PERSONALITY OF THE WEEK Dr. Nat Gopalswamy Dr. Nat Gopalswamy is recognized internationally for his research in solar eruptions and radio physics, so we're also fortunate that he serves as the International Coordinator for IHY. His Coordinated Data Analysis Workshops (CDAW) Data Center provides vital information on Earth-impacting eruptions. Learn more about Gopal

IHY ACTIVITY OF THE WEEK Wikipedia Safari Wikipedia provides articles on a wide range of topics, and they're all interlinked. If a particular topic interests you, you can click on the link and continue learning. Start with the IHY Wikipedia page, travel to "Heliosphere," "Magnetosphere," or Interstellar Medium, and beyond. Start the Safari

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