Cryptoquip Answer for 12/16/2018

UP MIZ IVDXQSXB T OUEWZQX IP TF IYB QZDDUTF DOTEX DWTWUIF, U VXYUXSX MIZ’B VX DXXUFL T KUQ UKTLX.

TODAY’S CLUE: M = Y

ANSWER: IF YOU OBSERVED A PICTURE OF AN OLD RUSSIAN SPACE STATION, I BELIEVE YOU’D BE SEEING A MIR IMAGE.