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The competition heats up: After years of resistance, rocket companies the world over are now shifting to the holy grail of reusability, pressured by the effort of SpaceX to land its first stage vertically and recover it.
While the article gives a nice overview of the efforts of ULA and Airbus to recover the engines from their first stage, its summary of SpaceX’s effort is especially complete, and is excellent background for anyone interested in that company’s next recovery attempt, set for Sunday’s Dragon launch.