Al Worden’s lot of four space-related medallions and ‘challenge coins,’ each approximately 1.75″ in diameter, with embossed color designs and text to both sides, including: an English-Cyrillic ‘Reach for the Stars’ medallion, with satellite images, NASA and Roscosmos logos, and text: “Outstanding Voyager”; a “Back to Space” medallion from the 2018 Student Ambassador Awards, honoring the 50th anniversary of Apollo 7; a “Mission Success” Atlas coin for the Atlas V Starliner Orbital Flight Test (OFT); and an Orbital ATK medallion with images related to “Flight Systems, Defense Systems, Space Systems.” In overall fine condition.