NASA's revised Artemis timeline, restructured in February 2026, now targets the first crewed lunar landing for Artemis IV in 2028 after a 2027 low-Earth orbit demonstration mission. Ongoing delays in developing the SpaceX Starship and Blue Origin Human Landing Systems, compounded by technical hurdles documented in inspector general reports, have eliminated any realistic path to a 2026 surface landing. Recent progress on SLS boosters and Orion integration supports the 2027 rehearsal but leaves insufficient runway for acceleration before year-end. While unforeseen breakthroughs or private missions could theoretically shift timelines, the compressed schedule, supply chain constraints, and certification requirements make such outcomes highly improbable in the remaining weeks.