Nov 13, 2006

Erica Hupp/Dwayne Brown Headquarters, Washington 202-358-1237/1726

Ray Villard Space Telescope Science Institute, Baltimore 410-338-4514

MEDIA ADVISORY: M06-177

NASA SCHEDULES DARK ENERGY DISCOVERY MEDIA TELECONFERENCE

NASA will host a media teleconference with Hubble Space Telescope astronomers at 1 p m EST Thursday, Nov 16, to announce the discovery that dark energy has been an ever-present constituent of space for most of the universe's history

Reporters must call Ray Villard at the Space Telescope Science Institute Press Office, Baltimore, at: 410-338-4514 (villard@stsci edu) or Cheryl Gundy at 410-338-4707 (gundy@stsci edu) for participation information Images and graphics about the research will be posted shortly before the start of the briefing at:

http://www nasa gov/hubble

Briefing participants: -- Adam Riess, astrophysicist, Space Telescope Science Institute and Johns Hopkins University, Baltimore -- Mario Livio, senior astrophysicist, Space Telescope Science Institute -- Louis-Gregory Strolger, astronomer, Western Kentucky University, Bowling Green, Ky -- Sean Carroll, senior research associate, California Institute of Technology, Pasadena, Calif

Audio of the event will be available on the Internet at:

http://www nasa gov/newsaudio

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

http://www nasa gov/ntv

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