Following anticipated launch windows in February and early March 2026, the launch of Artemis II has been rescheduled for sometime in April 2026. This highly anticipated lunar return mission has encountered persistent technical challenges with the SLS rocket, notably recent liquid hydrogen flow issues. Consequently, after Artemis II’s rollback, NASA convened a press conference to discuss not only the current postponement but also a revised launch cadence for the entire Artemis program, which theoretically should realign the project.
NASA Administrator Jared Isaacman has pledged significant changes, proposing that NASA should adopt a strategy reminiscent of the 1960s space program. Essentially, despite current delays, the agency is preparing for an increased launch frequency with shorter intervals between missions. This explains why the 2028 lunar landing target remains achievable.
Artemis Program’s New Schedule
As announced on February 27, 2026, the revised Artemis launch timeline is as follows:
- Artemis II: Scheduled for April 2026, this mission will orbit the Moon to validate systems for Artemis IV’s 2028 landing.
- Artemis III: Set for 2027, this low Earth orbit mission will test spacesuit technology and involve docking with either SpaceX’s Starship or Blue Origin’s Blue Moon vehicle. Originally slated as the 2028 lunar landing mission, its role has been redefined, making it a new type of mission while Artemis IV takes over the landing.
- Artemis IV: Launching in 2028, this will be the Moon landing mission.
- Artemis V: Also scheduled for 2028, this represents an additional lunar mission later in the year.
In essence, NASA has accelerated Artemis III’s timeline, altered its mission profile, and introduced an extra lunar mission for late 2028. Overall, the agency has incorporated two additional Artemis missions into its forthcoming schedule.
NASA is changing its cadence for upcoming launches
The central element of the Artemis program restructuring is NASA’s intention to leverage insights from the additional mission (now Artemis III) to guarantee the success of the 2028 lunar missions. Essentially, Isaacman believes that conducting more consecutive Artemis launches actually mitigates risk, as increased testing enables faster problem resolution.
As he stated: “When you regain these core competencies, and you start exercising your muscles, your skills do not atrophy… It’s safer. And yes, you are buying down risk, because you’re able to test things in low Earth orbit before you need to get to the moon, which is exactly what we did during the Apollo era.”
Therefore, although it appears to be a setback in returning to the Moon, NASA is actually executing more launches within a compressed timeframe, representing a significant shift from recent years’ tempo. The effectiveness of this new strategy remains to be determined.
Will these additional launches increase costs? Almost certainly. Each Artemis launch costs between $2 billion and $4 billion, and the program’s total expenditure since 2012 has reached $93 billion. A portion of this amount has been allocated between 2021 and the present. Consequently, the extra missions will add at least $4 billion to the overall cost.
When is the next Artemis launch?
The upcoming Artemis launch remains Artemis II, anticipated as early as April 1, 2026. Earlier planned dates in March have been abandoned.