NASA directs Axiom to make simplified Sortie Suit for 2028

NASA has told Axiom Space to develop a simplified lunar “Sortie Suit” for the first Artemis surface missions, according to reports this week that describe a lighter, less complex design for initial landings in 2028. The move would narrow the near-term requirement from a broader, heavier exploration suit toward one aimed at shorter early sorties. NASA has not yet published a new standalone announcement using that “Sortie Suit” label on its website, but the agency’s current lunar-suit program with Axiom is already under schedule pressure. NASA’s inspector general said in April that Axiom was planning spacesuit demonstration readiness in late 2027, with both lunar and International Space Station suits at least a year and a half behind earlier targets. ### Why is NASA narrowing the suit requirement now? NASA’s April 2026 inspector general report said the agency has been challenged to ensure readiness for the Artemis lunar surface mission in 2028 after delays in next-generation spacesuit development. The report said NASA remains reliant on Axiom Space after Collins Aerospace was removed from task orders in 2024, leaving one provider for the lunar and microgravity suits. (oig.nasa.gov) Late 2027 is Axiom’s current plan for spacesuit demonstration readiness, the inspector general said, adding that NASA’s original demonstration goals for 2025 and 2026 were “overly optimistic and unrealistic.” The watchdog also said that, if testing follows historical averages, demonstrations could slip further. ### What is Axiom building today? (oig.nasa.gov) Axiom Space’s current lunar suit is the AxEMU, or Axiom Extravehicular Mobility Unit, which the company says is designed for lunar surface work and a wide range of crew sizes. NASA says the Axiom-built suit for Artemis III has been advancing through technical review and underwater testing with astronauts and spacesuit engineers to demonstrate safety and mobility. (oig.nasa.gov) February 2026 marked one of the latest public milestones. NASA said then that the Artemis III suit had passed a contractor-led technical review and that testing was underway in the Neutral Buoyancy Laboratory. Axiom has also said it completed an uncrewed thermal-vacuum test of the AxEMU in November 2025 with KBR. ### So what would a “Sortie Suit” change? (axiomspace.com) The reported change is a scope change more than a restart. A simplified sortie suit would focus on the first lunar landing missions rather than the full set of capabilities NASA may want for longer, more demanding surface expeditions. That would fit the agency’s broader effort to get a usable moonwalking system ready for the first return to the lunar surface in 2028, based on the current Artemis schedule cited by NASA’s inspector general. (nasa.gov) NASA’s existing xEVAS, or Exploration Extravehicular Activity Services, structure was built to buy spacesuit services rather than own and operate every suit element itself. NASA said in 2022 that Axiom and Collins would compete under those contracts for moonwalking and spacewalking services, and the first lunar task order awarded to Axiom in September 2022 was valued at $228 million, according to the inspector general. (oig.nasa.gov) ### Does this affect Artemis III only, or later missions too? Artemis III is the mission NASA and Axiom have publicly tied to the AxEMU suit so far. NASA’s own spacesuit pages still describe the current Axiom suit as the system for Artemis III, while also saying future Artemis mission services would be competed under the xEVAS contract. The 2028 date now matters because NASA’s inspector general lists that year as the target for the Artemis lunar surface mission, while Artemis IV is scheduled for late 2028 and Artemis V for 2030. (nasa.gov) Any simplified sortie configuration for the first landing would therefore sit inside a broader sequence of later lunar missions that may demand more capability. (nasa.gov) ### What should readers watch next? NASA’s next public markers are likely to come from xEVAS contract updates, Artemis schedule revisions, or additional Axiom suit-test announcements. Axiom’s latest published milestones include crew testing in NASA’s Neutral Buoyancy Laboratory and a thermal-vacuum test completed in November 2025, while NASA’s inspector general says demonstration readiness is planned for late 2027 ahead of the agency’s 2028 lunar target. (oig.nasa.gov) (axiomspace.com)