"Thanks for all your effort," wrote the first moonwalker. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Neil Armstrong was appreciative, but as ...

The art of space mission patches is now more than six decades old, dating to the Vostok 6 mission in 1963 that carried Soviet cosmonaut Valentina Tereshkova into low-Earth orbit for nearly three days.