(CNN)Here's a look at what you need to know about the first moon landing on July 20, 1969. The moon landing was watched by an estimated 600 million people around the world.
July 20, 1969 - [4:17 pm EDT] Apollo 11 becomes the first manned spacecraft to land on the moon.
May 25, 1961 - President John F. Kennedy addresses Congress, "First, I believe that this nation should commit itself to achieving the goal, before this decade is out, of landing a man on the moon and returning him safely to the earth. No single space project in this period will be more impressive to mankind or more important for the long-range exploration of space; and none will be so difficult or expensive to accomplish."
- 4:17 pm EDT - The Eagle lands.
- 4:18 pm EDT - "Houston, Tranquility Base here. The Eagle has landed," Armstrong reports as the lunar module lands on the moon's surface at the Sea of Tranquility. The module has only enough fuel to run for 40 more seconds.
- 10:56 pm EDT - Armstrong says, "That's one small step for man, one giant leap for mankind," as he becomes the first human to set foot on the moon.
- 11:15 pm EDT (approx.) - Buzz Aldrin joins Armstrong on the moon. The men read from a plaque signed by the three crew members and the president, "Here men from the planet Earth first set foot upon the Moon, July 1969 A.D. We came in peace for all mankind."
- 11:48 pm EDT - President Nixon speaks to Armstrong and Aldrin via radio from the Oval Office, "(it) certainly has to be the most historic telephone call ever made." They speak for two minutes and the call is televised on both ends.
- Armstrong and Aldrin spend over two hours collecting moon rock samples and data, and spend the night on board the Eagle.
- 5:35 pm EDT - The Eagle docks with Columbia. After transferring moon rocks, data, and equipment, the Eagle is jettisoned, and the crew begins the flight back to Earth.