April 14, 2010 Dwayne C. Brown Headquarters, Washington 202-358-1726 dwayne.c.brown@xxxxxxxx Susan Hendrix Goddard Space Flight Center, Greenbelt, Md. 301-286-7745 susan.m.hendrix@xxxxxxxx MEDIA ADVISORY: M10-057 NASA, NEWSEUM TO DEBUT IMAGES FROM UNIQUE SOLAR SPACECRAFT WASHINGTON -- NASA will hold a news briefing and unveil initial images from the Solar Dynamics Observatory, or SDO, at 2 p.m. EDT on Wednesday, April 21, in the atrium of the Newseum. The Newseum is located at 555 Pennsylvania Ave., NW, in Washington. NASA Television and the agency's Web site will provide live coverage of the briefing. Launched on Feb. 11, 2010, SDO is the most advanced spacecraft ever designed to study the sun and its dynamic behavior. The spacecraft will provide images with clarity ten times better than high definition television and more comprehensive science data faster than any solar observing spacecraft in history. The participants for this briefing are: Dean Pesnell, SDO project scientist, Goddard Space Flight Center in Greenbelt, Md. Alan Title, principal investigator, Atmospheric Imaging Assembly instrument, Lockheed Martin Solar and Astrophysics Laboratory in Palo Alto, Calif. Philip H. Scherrer, principal investigator, Helioseismic and Magnetic Imager instrument, Stanford University in Palo Alto Tom Woods, principal investigator, Extreme Ultraviolet Variability Experiment instrument, Laboratory for Atmospheric and Space Physics, University of Colorado in Boulder Madhulika Guhathakurta, SDO program scientist, NASA Headquarters in Washington The Newseum is a 250,000-square-foot museum of news that offers visitors an experience that blends five centuries of news history with up-to-the-second technology and hands-on exhibits. For more information about NASA TV downlinks and streaming video, visit: http://www.nasa.gov/ntv For more information about the SDO mission, visit: http://www.nasa.gov/sdo -end- To subscribe to the list, send a message to: hqnews-subscribe@xxxxxxxxxxxxxxxxxxxxxx To remove your address from the list, send a message to: hqnews-unsubscribe@xxxxxxxxxxxxxxxxxxxxxx