The logo was retired in the early '90s, but continued to show up on merchandise like T-shirts. More recently, NASA revived it for the crewed SpaceX Falcon 9 Demo-2 mission in 2020.

Engineers recently sprayed the iconic NASA "worm" logo on two solid rocket boosters for Artemis 2, which will be the first human moon mission in more than 50 years. The agency video shows the ...