At around 6:15 p.m. on July 18 (Eastern Daylight Time, EDT), or 7:15 a.m. July 19 (Japan Standard Time, JST), the National Aeronautics and Space Administration (NASA) announced the new schedule of the launch of the Space Shuttle Discovery (STS-114 / International Space Station Assembly Resumption Mission (LF-1)). The following is the new official launch schedule announced by NASA.
The earliest possible attempt will be no earlier than July 26 (EDT as well as JST).
* This information is also available on the following websites:
http://www.nasa.gov/centers/kennedy/shuttleoperations/status/2005/index.html
http://sts-114.jaxa.jp/en/index.html