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radarsat satellites earth constellation space canadian observation rcm agency orbit mission remote sensing satellite launches canada spacex nrcan launch radar
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isro earth nasa mars satellite nisar future space radar india mission launch aperture synthetic missions observing surface changes
observation airbus satellites copernicus
earth observation astrium wins contract esa sentinel satellite sensing continuity s5p scheduled lifetime maintain seven launch early science data year
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esa maccs esp starlink constellation orbit satellites gomspace mission observation skies pollution cause satellite ral announced consortium ozone chosen seradata