Musician Herbie Hancock bows to the audience after perfrorming during a program commemorating Human Spaceflight and the Kennedy Legacy, Wednesday, May 25, 2011, in the concert hall at the John F. Kennedy Center for the Performing Arts in Washington. The event marked the 50th Anniversary of President John F. Kennedy's Special Message to the Congress on Urgent National Needs in which he stated "landing a man on the moon and returning him safely to earth". Photo Credit: (NASA/Paul E. Alers)

Musician Herbie Hancock plays a piece on the piano during a program commemorating Human Spaceflight and the Kennedy Legacy, Wednesday, May 25, 2011, in the concert hall at the John F. Kennedy Center for the Performing Arts in Washington. The event marked the 50th Anniversary of President John F. Kennedy's Special Message to the Congress on Urgent National Needs in which he stated "landing a man on the moon and returning him safely to earth". Photo Credit: (NASA/Paul E. Alers)

Musician Herbie Hancock delivers remarks as members of the Space Philharmonic look on during a program commemorating Human Spaceflight and the Kennedy Legacy, Wednesday, May 25, 2011, in the concert hall at the John F. Kennedy Center for the Performing Arts in Washington. The event marked the 50th Anniversary of President John F. Kennedy's Special Message to the Congress on Urgent National Needs in which he stated "landing a man on the moon and returning him safely to earth". Photo Credit: (NASA/Paul E. Alers)

Deputy Administrator Lori Garver, right, smiles after introducing musical guest Herbie Hancock, left, as members of the Space Philharmonic look on during a program commemorating Human Spaceflight and the Kennedy Legacy, Wednesday, May 25, 2011, in the concert hall at the John F. Kennedy Center for the Performing Arts in Washington. The event marked the 50th Anniversary of President John F. Kennedy's Special Message to the Congress on Urgent National Needs in which he stated "landing a man on the moon and returning him safely to earth". Photo Credit: (NASA/Paul E. Alers)

Herbie Hancock speaks during the "National Symphony Orchestra Pops, Apollo 11: A 50th Anniversary, One Small Step, One Giant Leap" a program including musical acts, speakers, and images and video related to space, on Saturday, July 20, 2019 at the John F. Kennedy Center for the Performing Arts in Washington. NASA and the country are recognizing the 50th anniversary of Apollo 11, in which astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin crewed the first mission to land astronauts on the Moon. Photo Credit: (NASA/Aubrey Gemignani)

Herbie Hancock performs during the "National Symphony Orchestra Pops, Apollo 11: A 50th Anniversary, One Small Step, One Giant Leap" a program including musical acts, speakers, and images and video related to space, on Saturday, July 20, 2019 at the John F. Kennedy Center for the Performing Arts in Washington. NASA and the country are recognizing the 50th anniversary of Apollo 11, in which astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin crewed the first mission to land astronauts on the Moon. Photo Credit: (NASA/Aubrey Gemignani)

All members of the program sing "America, the Beautiful" at the conclusion of the "National Symphony Orchestra Pops, Apollo 11: A 50th Anniversary, One Small Step, One Giant Leap" which included musical acts, speakers, and images and video related to space, on Saturday, July 20, 2019 at the John F. Kennedy Center for the Performing Arts in Washington. NASA and the country are recognizing the 50th anniversary of Apollo 11, in which astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin crewed the first mission to land astronauts on the Moon. Photo Credit: (NASA/Aubrey Gemignani)

Meredith Vieira closes out the program by reading Walter Cronkite's speech during the "National Symphony Orchestra Pops, Apollo 11: A 50th Anniversary, One Small Step, One Giant Leap" which included musical acts, speakers, and images and video related to space, on Saturday, July 20, 2019 at the John F. Kennedy Center for the Performing Arts in Washington. NASA and the country are recognizing the 50th anniversary of Apollo 11, in which astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin crewed the first mission to land astronauts on the Moon. Photo Credit: (NASA/Aubrey Gemignani)