Launch pad workers prepare the Dawn spacecraft for its attachment to a Delta 2 rocket. The probe is set to launch in September 2007 to visit the asteroids Vesta and Ceres. Credit: NASA/Jim Grossman.
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Launch pad workers prepare the Dawn spacecraft for its attachment to a Delta 2 rocket. The probe is set to launch in September 2007 to visit the asteroids Vesta and Ceres. Credit: NASA/Jim Grossman. |
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