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Historic comet landing lands on Royal Mail postmark
collectSPACE.com 14), letters delivered by the Royal Mail in England, Scotland, Wales, and Northern Ireland have been stamped with a special ink postmark celebrating the Rosetta mission's Philae probe's historic landing on Comet 67P/Churyumov-Gerasimenko. The ESA … Royal Mail to celebrate European Space Agency (ESA) landing a spacecraft on … |
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