NASA has designed and built many spacecrafts for many purposes. But this specific spacecraft has discovered something scientists have been puzzled about: star clusters. The SOFIA has solved the mystery of star cluster formations. Formally a mystery that no one could solve, the SOFIA has figured it out.

SOFIA is an acronym for, Stratospheric Observatory for Infrared Astronomy.

 https://www.nasa.gov/feature/cosmic-collisions-sofia-unravels-the-mysterious-formation-of-star-clusters