PARIS — Europe’s second laser-optical data-relay satellite and its telecommunications payload for commercial fleet operator Avanti Communications has overcome recent component issues but will not be ready for launch until early 2018, the satellite’s builder said.

Andreas Lindenthal, a member of the management board of EDRS-C/Hylas-3 prime contractor OHB SE of Germany, said the satellite likely will begin environmental testing at IABG, also in Germany, in August. He said the testing would last four or five months.

EDRS-C/Hylas-3 is scheduled for launch aboard a European Ariane 5 . . .

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