“THAT’S ONE SMALL STEP FOR A MAN, ONE GIANT LEAP FOR MANKIND”. These are the words pronounced by American astronaut Neil Armstrong, after stepping on the Moon, on July 21, 1969, at 02:56 UTC. He was followed 19 minutes later by his colleague Edwin “Buzz” Aldrin who was wearing an Omega Speedmaster (see Fig. 1), while a third astronaut, Michael Collins, …
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