WASHINGTON - NASA will host a media teleconference Wednesday, Oct. 29, at 1 p.m. EDT, to brief reporters about recent developments and ongoing progress in NASA's Constellation Program. Constellation will build the spacecraft to carry astronauts to the International Space Station and return humans to the moon by 2020.

Teleconference participants are:

- Doug Cooke, deputy associate administrator, Exploration Systems Mission Directorate, NASA Headquarters in Washington

- Jeff Hanley, Constellation program manager at NASA's Johnson Space Center in Houston

- Steve Cook, Ares projects manager at NASA's Marshall Space Flight Center in Huntsville, Ala.

To participate in the call, reporters should dial 800-857-9824 and use the pass code "Ares." Replays of the call will be available until Oct. 31 by dialing 866-396-6280.

Teleconference audio will be broadcast live at:

http://www.nasa.gov/newsaudio

For more information about NASA's Constellation Program, visit:

http://www.nasa.gov/constellation