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.comHow It Works
www.howitworksdaily.comNo.DateOrbiterDuration 1stJul 21, 1969Lunar module Eagle2 h 32 mEVA on the Moon Cumulative time:2 h 32 m
www.april12.euApollo 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.
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