Who was the first person to walk on the Moon?

The historic achievement of a human walking on the Moon for the first time belongs to Neil Armstrong. As commander of NASA's Apollo 11 mission, he stepped onto the lunar surface on July 20, 1969, at 10:56 pm EDT. This monumental event was witnessed by an estimated 600 million television viewers worldwide, who heard Armstrong's iconic words: "That's one small step for [a] man, one giant leap for mankind."

The Apollo 11 mission was the culmination of a massive national effort by the United States, initiated by President John F. Kennedy's 1961 challenge to land a person on the Moon and return them safely to Earth before the end of the decade. Armstrong, along with lunar module pilot Buzz Aldrin, landed the lunar module Eagle in the Sea of Tranquility. While Armstrong and Aldrin explored the lunar surface, collecting samples and deploying scientific instruments for about two and a half hours, Michael Collins orbited above in the command module Columbia, serving as a vital communication link.

The journey to the Moon itself took over four days, with the Saturn V rocket launching from the Kennedy Space Center on July 16, 1969. The mission was not without its challenges; during the descent to the Moon, Armstrong had to manually pilot the lunar module to avoid a boulder field, landing with only seconds of fuel remaining. The success of Apollo 11 not only marked a significant victory for the U.S. in the Space Race but also ushered in an unprecedented era of technological advancement and inspired generations across the globe.