Vintage 2011 NASA Lunar GRAIL Tee

Vintage NASA

NASA’s GRAIL (Gravity Recovery and Interior Laboratory) mission used twin spacecraft (named Ebb and Flo) to create the most accurate map of the Moon's gravity ever made. Launched in 2011, the probes flew in tandem, measuring tiny changes in the distance between them to map the lunar interior.

Tagged XL — refer to photos for exact measurements