Spektr-R
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Spektr-R was a Russian scientific satellite with a 10-m wide radio telescope on board. It was launched on 2011-Jul-18 on a Zenit-3F rocket from Baikonur Cosmodrome, and was designed to perform research on the structure and dynamics of radio sources within and beyond the Milky Way. It lost contact with Earth on 2019-Jan-11
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