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</P><table align=left>The Deep Impact spacecraft lifted off aboard a Boeing Delta II rocket from Cape Canaveral Air Force Station.  Florida. at 1:47 pm Eastern Time on January 12. 2005.</table></P></SYNC>

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</P><table align=left>Deep Impact's mission: study the pristine interior of a comet. named Tempel 1.</table></P></SYNC>

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</P><table align=left>This would be done by impacting the comet. excavating a crater more than 25 meters deep and 100 meters wide.</table></P></SYNC>

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</P><table align=left>On July 3. 2005. a larger 'flyby' spacecraft released a smaller 'impactor' spacecraft into the path of the comet.</table></P></SYNC>

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</P><table align=left>Deep Impact's collision with Tempel 1 was a spectacular success.</table></P></SYNC>

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</P><table align=left>By analyzing data and images taken prior to impact. Deep Impact scientists have detected water ice on the surface of the comet.</table></P></SYNC>

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</P><table align=left>It's the first time ice has been detected on the nucleus. or solid body. of a comet.</table></P></SYNC>

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</P><table align=left>Also found were an abundance of organic matter in Tempel 1's interior.</table></P></SYNC>

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</P><table align=left>as well as its likely origins. the region  of the solar system now occupied by Uranus and Neptune.</table></P></SYNC>

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</P><table align=left>Deep Impact is a NASA Discovery Mission. eighth in a series of low-cost. highly focused space science investigations.</table></P></SYNC>

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</P><table align=left>Although the original Deep Impact mission is done. the spacecraft is still in working order.</table></P></SYNC>

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</P><table align=left>NASA gave it two new tasks under the mission name of EPOXI.</table></P></SYNC>

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</P><table align=left>First. the spacecraft observed planets around other stars.</table></P></SYNC>

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</P><table align=left>But the primary task was to fly past comet Hartley 2.</table></P></SYNC>

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</P><table align=left>That flyby successfully occurred on November 4th. 2010.</table></P></SYNC>

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</P><table align=left>During the encounter. the spacecraft and comet streaked past each other at a speed of 27.560 miles per hour.</table></P></SYNC>

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