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Artemis I Launch
Successful uncrewed flight of SLS and Orion to lunar orbit.
Artemis I Success
Uncrewed Orion spacecraft completes 25-day mission around the Moon.
Artemis I Success
Uncrewed SLS rocket and Orion capsule successfully complete a lunar flyby.
Targeted Artemis II Launch
First crewed mission of the Artemis program (Projected).
Artemis III Target
Earliest projected window for the first crewed lunar landing mission.
Initial Delay
NASA pushes Artemis II from late 2024 to September 2025 due to technical concerns.
Major Schedule Revision
NASA announces a one-year delay for Artemis II and III due to safety concerns.
Second Fueling Test
Critical wet dress rehearsal to validate hardware for crewed flight.
March Rescheduling
Launch officially moved to March 6, 2026, to allow for final system integration.
New Rocket Problem
A newly discovered technical fault in the rocket system triggers another mission delay.
Artemis III Landing
Planned return of humans to the lunar surface.
Revised Target
Projected window for the first crewed lunar landing under the new schedule.
Projected Launch
Estimated new window for the Artemis II crewed mission.
Helium Issue Identified
Engineers detect flow malfunctions during final testing phases.
Initial Delay
NASA officially delays Artemis II to September 2025 due to safety concerns.
Artemis I Launch
Successful uncrewed flight of SLS and Orion around the Moon.
NASA is preparing to announce a further delay for the Artemis II crewed lunar flyby mission following the discovery of a helium flow malfunction at Kennedy Space Center. The technical setback threatens the 2026 launch window and creates a cascading effect on the broader Artemis lunar exploration timeline.
NASA has officially delayed its upcoming crewed mission to the Moon, citing a newly identified technical issue within the rocket system. This latest setback further complicates the timeline for the Artemis program, which aims to return humans to the lunar surface for the first time since 1972.
NASA has officially rescheduled the Artemis II mission, the first crewed flight of the Space Launch System and Orion spacecraft, to March 6, 2026. This mission will carry four astronauts on a high-stakes lunar flyby, marking the first human journey to the Moon's vicinity in over half a century.
NASA has initiated its second major rocket fueling test for the Artemis program, a pivotal milestone that will dictate the launch window for the next crewed lunar mission. This technical validation is essential for ensuring the integrity of the Space Launch System (SLS) and the safety of the astronauts slated for the historic journey.