Latest News About How Long Was Artemis 1 In Space

Updated 2026-04-28 15:04

Artemis I spent about 25 days, 10 hours, and 53 minutes in space. The mission launched November 16, 2022, and splashdown occurred December 11, 2022. This duration is widely reported by NASA and corroborated by mission timelines. If you’d like, I can summarize the key milestones of the mission or pull the official NASA timeline for a quick reference.[1][3]

Sources

Artemis I - NASA

Artemis I was the first in a series of increasingly complex missions that will enable human exploration at the Moon and future missions to Mars.

www.nasa.gov

Artemis I - NASA.gov

Artemis I will be the first in a series of increasingly complex missions to build a sustained human presence at the Moon for decades to come.

www3.nasa.gov

Artemis I Mission Timeline

Artemis I was the first integrated flight test of NASA's Deep Space Exploration Systems: the Orion spacecraft, Space Launch System (SLS) rocket, with the upgraded Exploration Ground Systems at Kennedy Space Center in Cape Canaveral, Florida.

www.nasa.gov

Artemis I — formerly Orion / EM-1 (Exploration Mission-1) - eoPortal

The total mission duration is 25 days (6 at destination). This will be the first flight of the ESM. … MissionPurposeDuration EM-1 - Lunar (DRO (Distant Retrograde Orbit) mission- Qualification (uncrewed) - Simulate asteroid redirect mission25 days (6 at destination) EM-2 - Crewed High Lunar Orbit mission- Qualification (crewed)14 days (4 at destination) Lunar Sortie mission- Land crew of four on the surface of the Moon and returns them to Earth26 days (7 uncrewed in LLO) ISS Backup Crew...

www.eoportal.org