B, a next-generation ocean-monitoring satellite developed in partnership with SpaceX and international agencies. The mission will continue decades of high-precision sea level tracking and ocean observation.

NASA and the FAA, with new tech called ACERO and PAMS, are testing drones capable of fighting nighttime, smoke-filled fires.

ESA said in a statement that the Artemis 4 Orion service module would begin its journey across the Atlantic Ocean "in a few days" to head to NASA's Kennedy Space Center for further integration. In 2021, ESA paid a consortium of European companies 650 million euros ($791 million) to produce Orion service modules for Artemis missions 4, 5 and 6.