ESA satellites flying in formation

(PhysOrg.com) -- Based on the outstanding success of the first tandem mission between ERS-2 and Envisat last year, ESA has paired the two satellites together again to help improve our understanding of the planet.

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<p><a href="http://www.physorg.com/news147535508.html">ESA satellites flying in formation</a></p> <p>(PhysOrg.com) -- Based on the outstanding success of the first tandem mission between ERS-2 and Envisat last year, ESA has paired the two satellites together again to help improve our understanding of the planet.</p>