Dear Dawnpours,

Just after the previous log was posted, further predictions of poor weather at Cape Canaveral and difficulties with a downrange launch vehicle tracking system required a launch postponement. We will provide an update when the countdown is ready to resume.

Dr. Marc D. Rayman
July 6, 2007

TAGS:DAWN, VESTA, CERES, DWARF PLANET, MISSION, SPACECRAFT

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  ABOUT THE AUTHOR

  Marc Rayman, Dawn Mission Director and Chief Engineer

  Marc Rayman is the director and chief engineer for NASA's Dawn mission, which was launched in 2007 on a mission to orbit the two most massive bodies in the main asteroid belt between Mars and Jupiter to characterize the conditions and processes that shaped our solar system.