John Logsdon, Charles A. Lindbergh chair in aerospace history at the Smithsonian, emphasizes a point during an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

John Logsdon, Charles A. Lindbergh chair in aerospace history at the Smithsonianan, left, speaks as other panelists look on during an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

John Logsdon, professor emeritus of Political Science and International Affairs, Elliott School of International Affairs, George Washington University, talks during the NASA Future Forum panel titled "Shifting Roles for Public, Private, and International Players in Space" at The Ohio State University on Tuesday, Feb. 21, 2012 in Columbus, Ohio. The NASA Future Forum features panel discussions on the importance of education to our nation's future in space, the benefit of commercialized space technology to our economy and lives here on Earth, and the shifting roles for the public, commercial and international communities in space. Photo Credit: (NASA/Bill Ingalls)

John Logsdon, Apollo historian and Professor Emeritus at George Washington University, speaks about the history of the Apollo program during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

John Logsdon, Apollo historian and Professor Emeritus at George Washington University, speaks about the history of the Apollo program during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

NASA chief historian Steven Dick, seated left, along with John Logsdon, Roger Launius, Michael Neufeld, Cristina Guidi and Craig Nelson, are seen at an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

NASA chief historian Steven Dick, seated left, along with John Logsdon, Roger Launius, Michael Neufeld, Cristina Guidi and Craig Nelson, are seen at an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

NASA chief historian Steven Dick, seated left, along with John Logsdon, Roger Launius, Michael Neufeld, Cristina Guidi and Craig Nelson, are seen at an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

NASA chief historian Steven Dick, seated left, shares a laugh with panelists John Logsdon, Roger Launius, Michael Neufeld, Cristina Guidi and Craig Nelson, at an Apollo History and Legacy roundtable discussion, Thursday, July 16, 2009, at NASA Headquarters in Washington. Photo Credit: (NASA/Paul E. Alers)

NASA astronaut Doug Wheelock, left, Rick Armstrong, son of Apollo 11 astronaut Neil Armstrong, second from left, Apollo 11 astronaut Buzz Aldrin, second from right, and John Logsdon, Apollo historian and Professor Emeritus at George Washington University, right, are seen during a panel discussion during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Doug Wheelock, left, Rick Armstrong, son of Apollo 11 astronaut Neil Armstrong, second from left, Apollo 11 astronaut Buzz Aldrin, second from right, and John Logsdon, Apollo historian and Professor Emeritus at George Washington University, right, are seen during a panel discussion during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Doug Wheelock, left, Rick Armstrong, son of Apollo 11 astronaut Neil Armstrong, second from left, Apollo 11 astronaut Buzz Aldrin, second from right, and John Logsdon, Apollo historian and Professor Emeritus at George Washington University, right, are seen during a panel discussion during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

A member of the audience takes a picture of NASA astronaut Doug Wheelock, Rick Armstrong, son of Apollo 11 astronaut Neil Armstrong, Apollo 11 astronaut Buzz Aldrin, and John Logsdon, Apollo historian and Professor Emeritus at George Washington University, on stage during the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)

KENNEDY SPACE CENTER, FLA. - Retired Navy Admiral Harold W. "Hal" Gehman Jr., chairman of the Columbia Accident Investigation Board, and board member Dr. John Logsdon, director of the Space Policy Institute, George Washington University, listen to expert information about the role of the Kennedy Space Center in the Shuttle Program, Shuttle Safety and Debris Collection, Layout and Analysis and Forensic Metallurgy. This was the third public hearing of the board, which was held in Cape Canaveral, Fla.

NASA astronaut Doug Wheelock, is seen during a panel discussion with Rick Armstrong, son of Apollo 11 astronaut Neil Armstrong, Apollo 11 astronaut Buzz Aldrin, and John Logsdon, Apollo historian and Professor Emeritus at George Washington University, at the International Astronautical Federation World Space Award highlight lecture at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, at the Walter E. Washington Convention Center in Washington. The 2019 World Space Award was presented to the crew of Apollo 11. Photo Credit: (NASA/Joel Kowsky)