NEW YORK and WESTMINSTER, Colo., July 29, 2021 /PRNewswire/ —Â Maxar Technologies (NYSE:MAXR) (TSX:MAXR) and SiriusXM (NASDAQ: SIRI) announced today that the SXM-8 satellite has completed in-orbit testing and has been handed over to SiriusXM. A SpaceX Falcon…







