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Nasa Spacecraft to Enter Large Asteroid's Orbit on July 15

Asteroid Vesta

The spacecraft obtained this image of the giant asteroid Vesta with its framing camera on July 9, 2011 from a distance of about 26,000 miles (41,000 kilometers) from Vesta.

NASA / JPL-Caltech / UCLA / MPS / DLR / IDA

On July 15, NASA's Dawn spacecraft will begin a prolonged encounter with the asteroid Vesta, making the mission the first to enter orbit around a main-belt asteroid.

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