Under partly cloudy skies, the Shuttle Discovery had a successful launch from the Kennedy Space Center at 11:38 this morning.
A four-inch-by-1.5-inch piece of ice formed on the plumbing of the shuttle's fuel tank, threatening to delay the launch. After closer inspection, NASA scientists felt the ice did not pose a serious threat to the astronauts or the shuttle.
While in space they will add something called the "Harmony" node to the International Space Station. The node will act as a passageway between the Japanese, American and European laboratories.
The European "Columbus" laboratory is scheduled for launch in December.
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