We are just two days away from the first ever tennis match in space! Tune-in live at 12:35 pm ET for the special call between @nasa astronaut @astro_feustel and @delpotrojuan followed by a LIVE tennis match from the @iss streaming on Facebook, Twitter, or YouTube at 8:30pm! #TMinusNetGeneration #USOpen #USOpen50 #NetGeneration #NetGenNetSet #NASA #space #astronaut #delpotro