John H. Glenn, Jr., the oldest of seven astronauts selected by NASA for Project Mercury spaceflight training (and later a U.S. senator), became on this day in 1962 the first American to orbit Earth, doing so three times. Britannica
John H. Glenn, Jr., the oldest of seven astronauts selected by NASA for Project Mercury spaceflight training (and later a U.S. senator), became on this day in 1962 the first American to orbit Earth, doing so three times. Britannica
John H. Glenn, Jr., the oldest of seven astronauts selected by NASA for Project Mercury spaceflight training (and later a U.S. senator), became on this day in 1962 the first American to orbit Earth, doing so three times. Britannica
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