The 2022-09-27, Artemis 1 launch window opens at 11:37 a.m. Eastern, runs for 70 minutes, and would allow a long‑class mission ending 2022-11-05.
A leak in the quick disconnect liquid hydrogen seal caused a large leak during fueling of the SLS core stage and led to the 2022-09-03 Artemis 1 launch scrub.
NASA called off the Artemis 1 launch attempt three hours before the two-hour launch window opened on 2022-09-03.
If the Artemis I mission does not launch by the Tuesday after the scrubbed attempt, the next available launch window would be between 2022-09-19 and 2022-10-04.
Bill Nelson is the NASA Administrator and will not attempt to launch Artemis 1 until the agency feels ready.
NASA is preparing to launch Artemis 1 while China is pursuing plans for an International Lunar Research Station.
The second launch attempt for Artemis 1 will occur during a two-hour window that opens at 2:17 p.m. Eastern on 2022-09-03.
NASA rescheduled the next attempt to launch the Artemis 1 mission for 2022-09-03.
Space Launch Delta 45 forecast a 40% chance of acceptable weather for a two-hour Artemis 1 launch window opening at 12:48 p.m. Eastern on 2022-09-02 because of potential storms.
NASA scheduled a mission management meeting for the afternoon of 2022-08-30 to review data and provide more details on the prospects for an Artemis 1 launch on 2022-09-02 or later.
Mike Sarafin is the Artemis 1 mission manager and identified 2022-09-02 as the next possible launch date because of Orion trajectory constraints to avoid extended eclipses that would deprive the spacecraft of power.
Melody Lovin is the weather officer at the Space Force’s Space Launch Delta 45 and assessed that it was too early to forecast weather for the 2022-09-02 Artemis 1 backup opportunity.
NASA reported a 70% chance of acceptable weather for the 2022-08-29 Artemis 1 launch attempt.
NASA started the countdown on 2022-08-27 for the first attempt to launch its Space Launch System rocket and Orion spacecraft for an uncrewed Artemis 1 flight around the moon.
NASA originally planned to fly 13 cubesats on Artemis 1, but three—Cislunar Explorers, CU-3E, and Lunar Flashlight—were not ready before the integration deadline last fall.
NASA required the Artemis 1 cubesats to be delivered a year before launch so they could be installed on the payload adapter prior to Orion integration.
Space Launch Delta 45 projected a 70% chance of acceptable weather for the Artemis 1 launch during a two-hour window that opens at 8:33 a.m. Eastern on 2022-08-29.
Artemis 1 is scheduled to launch as soon as 2022-08-29.
The Orion spacecraft will launch from Launch Complex 39B at the Kennedy Space Center for Artemis 1.
The Orion spacecraft will spend between 26 and 42 days on the Artemis 1 mission.