ILS Uncovers Proton Second-Stage Engine Component Problem

Credit: Proton M: ISL
International Launch Services has gotten to the bottom of a problem with a component in a second-stage engine that delayed the launch of the Echostar XXI satellite on the Proton Breeze M rocket in December, company President Kirk Pysher says. The issue, which ILS is fixing, was discovered in early...
Jen DiMascio

Based in Washington, Jen previously managed Aviation Week’s worldwide defense, space and security coverage.

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