Morehead Planetarium and Science Center Armstrong. Armstrong visited again only months before the 1969 launch of Apollo 11, spending a total of 20 days at Morehead over 11 training sessions, more than any other astronaut. Astronauts commented that the "large dome" was "highly realistic", calling the facility "superb". In all, the astronauts who trained at the planetarium were Buzz Aldrin, Joseph P. Allen, William Anders, Neil Armstrong, Charles Bassett, Alan Bean, Frank Borman, Vance D. Brand, John S. Bull, Scott Carpenter, Gerald P. Carr, Eugene Cernan, Roger B. Chaffee, Philip K. Chapman, Michael Collins, Pete Conrad, Gordon Cooper, Walter Cunningham, Charles Duke, Donn F. Eisele,
Neil Armstrong him terribly." NASA Administrator Charles Bolden said, "As long as there are history books, Neil Armstrong will be included in them, remembered for taking humankind's first small step on a world beyond our own". A tribute was held for Armstrong on September 13 at Washington National Cathedral, whose Space Window depicts the Apollo 11 mission and holds a sliver of Moon rock amid its stained-glass panels. In attendance were Armstrong's Apollo 11 crewmates, Collins and Aldrin; Gene Cernan, the Apollo 17 mission commander and last man to walk on the Moon; and former senator and astronaut John Glenn, the first