Launch of NASA's New Solar Mission Rescheduled to June 27

The launch of NASA's Interface Region Imaging Spectrograph (IRIS) mission is being delayed one day to 7:27 p.m. PDT (10:27 p.m. EDT) Thursday, June 27, from Vandenberg Air Force Base in California. Live NASA Television launch coverage begins at 6 p.m. PDT.

via NASA Breaking News

http://www.nasa.gov/home/hqnews/2013/jun/HQ_M13-102_IRIS_Launch_Rescheduled.html