WASHINGTON — An Ariane 5 ECA rocket successfully launched telecommunications satellites for operators serving Japan and Australia Aug. 21 from Europe’s Guiana Space Center in French Guiana, launch services provider Arianespace said.

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Warren Ferster is the Editor-in-Chief of SpaceNews and is responsible for all the news and editorial coverage in the weekly newspaper, the spacenews.com Web site and variety of specialty publications such as show dailies. He manages a staff of seven reporters...