Space Race

The United States of America is a federal constitutional republic comprising fifty states and a federal district. The country is situated mostly in... central North America, where its forty-eight contiguous states and Washington, D.C., the capital district, lie between the Pacific and Atlantic Oceans, bordered by Canada to the north and Mexico to the south. The state of Alaska is in the northwest of the continent, with Canada to the east and Russia to the west, across the Bering Strait. The state of Hawaii is an archipelago in the mid-Pacific. The country also possesses several territories in the Pacific and Caribbean. At 3.79 million square miles and with over 312 million people, the United States is the third or fourth largest country by total area, and the third largest by both land area and population. It is one of the world's most ethnically diverse and multicultural nations, the product of large-scale immigration from many countries. The U.S. economy is the world's largest national economy, with an estimated 2011 GDP of $15.
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Apollo 11 was the spaceflight which landed the first humans, Americans Neil Armstrong and Edwin "Buzz" Aldrin, Jr, on Earth's Moon on July 20, 1969,... at 20:17:39 UTC. The mission is considered a major accomplishment in the history of exploration. Launched from Kennedy Space Center Launch Complex 39 in Merritt Island, Florida on July 16, Apollo 11 was the fifth manned mission, and the third lunar mission, of NASA's Apollo program. The crew consisted of Armstrong as commander and Aldrin as lunar module pilot, with Command Module Pilot Michael Collins. Armstrong and Aldrin landed in the Sea of Tranquility and became the first humans to walk on the Moon on July 21. Their lunar module, Eagle, spent 21 hours 31 minutes on the lunar surface, while Collins remained in orbit in the command/service module, Columbia. The three astronauts returned to Earth on July 24, landing in the Pacific Ocean. They brought back 47.5 pounds of lunar rocks. Apollo 11 fulfilled U.S. President John F.
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