Perseverance landed on Mars on 18 February 2021. The postmark even has a little image of the robotic helicopter Ingenuity in the upper right corner which completed its second successful flight yesterday.
Friday, April 23, 2021
Saturday, April 17, 2021
From left to right: Rymill's de Havilland DH.83 Fox Moth from the AAT 1973 Antarctic Wildlife and Aircraft definitive series, the 40c Christmas Island Christmas stamp from 1994 and the Boeing C-17 Globemaster III from the 2011 Air Force Aviation series.