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The program's benefits weren't worth the cost—and now the U.S. is in jeopardy of repeating the same mistake, says a leading space policy expert.

Forty years ago, I wrote an article for Technology Review titled "Shall We Build the Space Shuttle?" Now, with the 135th and final flight of the shuttle at hand, and the benefit of hindsight, it seems appropriate to ask a slightly different question—"Should We Have Built the Space Shuttle?"

After the very expensive Apollo effort, a low-cost space transportation system for both humans and cargo was seen as key to the future of the U.S. space program in the 1980s and beyond. So developing some form of new space launch system made sense as the major NASA effort for the 1970s, presuming the United States was committed to continuing space leadership. But it was probably a mistake to develop this particular space shuttle design, and then to build the future U.S. space program around it.

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Category: Science