On December 21, another Soyuz will launch from Kazakhstan with NASA astronaut Don Pettit, Russian cosmonaut Oleg Kononenko and European Space Agency astronaut Andre Kuipers.

FORBES: International Space Station Welcomes Its New Crew

The Expedition 30 crew includes NASA's Commander Dan Burbank and Don Pettit, Russian cosmonauts Anton Shkaplerov, Anatoly Ivanishin and Oleg Kononenko, as well as Andre Kuipers of the European Space Agency.

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The International Space Station will gain its full crew complement of six next month, when NASA astronaut Don Pettit, European Space Agency astronaut Andre Kuipers, and cosmonaut Oleg Kononenko launch from Kazakhstan on December 21.

FORBES: Space Station Astronauts Land Safely In Kazakhstan