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Reusable Rockets

by Brian Bergstein

Thousands of rockets have flown into space, but not until 2015 did one return like this: it came down upright on a landing pad, steadily firing to control its descent, almost as if a movie of its launch were being played backward. If this can be done regularly and rockets can be refueled over and over, spaceflight could become a hundred times cheaper.

Read more on technologyreview.com.

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