Space Shuttle Program Manager Wayne Hale will brief the media Thursday, April 27, at 4 p.m. EDT from NASA’s Marshall Space Flight Center, Huntsville, Ala. The briefing about the next space shuttle mission, STS-121, airs live on NASA TV. Journalists at participating NASA locations may ask questions.

NASA TV’s Public, Education and Media channels are available on an MPEG-2 digital C-band signal accessed via satellite AMC-6, at 72 degrees west longitude, transponder 17C, 4040 MHz, vertical polarization. In Alaska and Hawaii, they’re on AMC-7 at 137 degrees west longitude, transponder 18C, at 4060 MHz, horizontal polarization. For digital downlink information and links to streaming video, visit:

http://www.nasa.gov/ntv

For information about NASA’s Space Shuttle Program, STS-121 and its crew, visit.

http://www.nasa.gov/shuttle