LYCOS RETRIEVER 
Mercury (Planet): Nasa Mariner
built 654 days ago
In 2004, NASA launched a mission to Mercury. The name of the craft is Messenger and it is expected to arrive at the planet in 2011. The mission is designed to obtain information to answer some very important questions.
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This MESSENGER image was taken from a distance of about18,000 kilometers (11,000 miles), about 56 minutes before the spacecraft's closest encounter with Mercury. It shows a region roughly 500 kilometers (300 miles) across, and craters as small as 1 kilometer (0.6 mile) can be seen in this image. (Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington)
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Nasa Mariner