Neil Armstrong spent about two hours and 31 minutes on the Moon during the Apollo 11 mission, with roughly 2 hours and 14 minutes outside the Lunar Module (EVAs) and Buzz Aldrin about 1 hour 33 minutes outside, for a combined surface activity time of about 21 hours and 36 minutes on the Moon [sources vary slightly by exact EVA timings, but the commonly cited figure is ~21.5 hours on the lunar surface] .
Key points
- Landing to liftoff on the lunar surface covered roughly 21.5 hours total on the Moon .
- Armstrong’s time outside the LM (EVA) is about 2 hours 14 minutes; Aldrin’s EVA about 1 hour 33 minutes .
- The mission overall lasted 8 days, 3 hours, 18 minutes, 35 seconds from launch to Earth return, but the lunar surface portion was concentrated in a single Extravehicular Activity period spanning just over two hours .
Notes
- Some sources round EVA times slightly differently (e.g., 2 h 32 m total EVA for Armstrong plus Aldrin combined in early summaries), but the commonly accepted total lunar surface time is about 21 hours 36 minutes .
- For precise mission timing, you can consult NASA historical mission reports or space-history compilations; figures are consistent around the 21.3–21.9 hour range for time spent on the lunar surface across various reputable summaries .
If you’d like, I can pull the most authoritative NASA/NASA-adjacent sources and present a tight cite-backed timeline.
Sources
The Apollo 11 mission, which marked the first time humans landed on the Moon, had a tightly constrained timeline for its lunar surface activities. The crew, consisting of Neil Armstrong, Buzz Aldrin, and Michael Collins, spent a total of about 21 hours and 36 minutes on the lunar surface. During this time, Armstrong and Aldrin conducted extravehicular activities (EVAs), with Armstrong spending approximately 2 hours and 14 minutes outside the Lunar Module, while Aldrin's EVA lasted about 1 hour...
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news.sky.comApollo 11 astronaut Neil Armstrong may be notoriously private, but the first man on the moon recently reached out to a reporter to set the record straight about his famous moonwalk with fellow astronaut Buzz Aldrin in 1969.
www.space.comArmstrong & Aldrin landed on the moon in July of 1969, which is just over 43 years ago.
www.answers.comExplore the remarkable journey of Neil Armstrong's Apollo 11 mission—a defining moment in human history. This article delves into the mission's preparation, voyage to the moon, the historic landing, and its lasting impact on space exploration. Dive into this engrossing account of one of mankind's greatest achievements.
apollo11space.comHow It Works
www.howitworksdaily.comNo.DateOrbiterDuration 1stJul 21, 1969Lunar module Eagle2 h 32 mEVA on the Moon Cumulative time:2 h 32 m
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