Aug 21, 2007

Beth Dickey/Melissa Mathews Headquarters, Washington 202-358-2087/1272 beth dickey-1@nasa gov, melissa mathews-1@nasa gov

Kim Newton Marshall Space Flight Center, Huntsville, Ala 256-544-0034 kimberly d newton@nasa gov

MEDIA ADVISORY: M07-107

NASA TO ANNOUNCE CONTRACTOR FOR ARES I UPPER STAGE PRODUCTION

WASHINGTON - NASA will host a news conference at 4 p m EDT on Tuesday, Aug 28, to announce the selection of a contractor for the upper stage element of the Ares I rocket that will help launch future human missions to the moon The Ares I will carry to low Earth orbit the Orion crew exploration vehicle, which will succeed the space shuttle as NASA's primary vehicle for human space exploration

The news conference will take place in the NASA Headquarters James E Webb Memorial Auditorium, 300 E St S W , Washington It will air live on the Web and on NASA Television Reporters may ask questions from participating NASA locations Journalists should coordinate with local agency centers by 4 p m EDT Monday, Aug 27, for access information

Deputy Associate Administrator for Exploration Systems Doug Cooke, Constellation Program Manager Jeff Hanley, Ares Project Manager Steve Cook and Upper Stage Element Manager Danny Davis will announce the selection and discuss the program

The Ares I upper stage will provide the navigation, guidance, control and propulsion required for the second stage of the rocket's ascent The Ares I first stage will consist of a single solid rocket booster and motor similar to those used on the space shuttle with the addition of a fifth motor segment

For NASA TV streaming video, downlink and scheduling information, visit:

http://www nasa gov/ntv

For information about NASA's Exploration Systems Mission Directorate visit:

http://www nasa gov/exploration

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