The lunar operation marks the longest commercial mission on the Moon to date. Firefly Aerospace is in the midst of preparing for its next trip to the Moon, which is set to launch in 2026.

NASA’s four Magnetospheric Multiscale mission spacecraft were encapsulated Feb. 23 in the United Launch Alliance Atlas 5 rocket’s nose cone at the commercial Astrotech processing campus in Titusville. Delivery of the payload to the Atlas 5 assembly building for mating occurred on Friday, Feb. 27.

Ground crews finished the initial build-up of the last “single stick” medium-lift variant of United Launch Alliance’s Delta 4 rocket on its launch pad at Cape Canaveral last week in preparation for liftoff with a GPS navigation satellite July 25.