PARIS — Deployment of Europe’s Galileo satellite navigation system has slipped again, with the European version of Russia’s Soyuz rocket now scheduled to carry four Galileo in-orbit validation satellites into orbit in two launches scheduled for late 2010 and early 2011, European Space Agency (ESA) Director-General Jean-Jacques Dordain said Oct. 9.

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Peter B. de Selding was the Paris Bureau Chief for SpaceNews.