Space Travel in the Post-Shuttle Age

Thursday, July 21, 2011

As the space shuttle Atlantis landed this morning, ending NASA's shuttle program after 30 years without another method for astronauts to get into space on American-led missions, some are asking if this is a great leap forward for the space agency, or a small step back for manned space travel.

That subject fascinates Pat Duggins, the news director of Alabama Public Radio. His soon to be released book "Trailblazing Mars: NASA's Next Giant Leap" looks at the future of space travel.

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