Includes bibliographical references (p. 31) and index.

The space age began more than 50 years ago -- The Space Station remains important -- An astronaut will live in space for one year -- NASA may send astronauts to Mars -- Four people may live on Mars by 2025 -- Earth's "Twin" has been discovered -- Alien life could be found within 20 years -- Warp drive and interstellar travel create debate -- Astronauts can print 3-D tools in space -- Astronauts will use mobile apps in spacefilght -- The first flyby of Pluto will happen in 2015 -- Space tourism may become a reality -- Fact sheet.

Discusses the exploration of space, including plans to put people on Mars and create space tourism.

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