Researchers in Bordeaux are carefully studying a dozen bottles of French wine that returned to Earth after a stay aboard the International Space Station. A 5,000-euro bottle of Petrus Pomerol wine that spent a year in space. AdA special pressurized device delicately uncorked the bottles at the Institute for Wine and Vine Research in Bordeaux. Ad“The wine of Bordeaux is a wine that gets its singularity from its history but also from its innovations," he told The AP. “For me, the difference between the space and earth wine ... it wasn’t easy to define,” said Franck Dubourdieu, a Bordeaux-based agronomist and oenologist, an expert in the study of wine and wine-making.