
Dr. Ted Maxwell, Associate Director for the Department of Collections and Research at the National Air and Space Museum, which entails the curatorial and scientific research departments, the Museum's Archives, and the Collections Division, speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared NASA's Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

National Air and Space Museum (NASM) event sponsored by Goddard Space Flight Center and the Maryland Space Business Roundtable (MSBR).

National Air and Space Museum (NASM) event sponsored by Goddard Space Flight Center and the Maryland Space Business Roundtable (MSBR).

National Air and Space Museum (NASM) event sponsored by Goddard Space Flight Center and the Maryland Space Business Roundtable (MSBR). Piers Sellers

Dr. Jen Eigenbrode at the National Air and Space Museum (NASM) event sponsored by Goddard Space Flight Center and the Maryland Space Business Roundtable (MSBR).

Director of the Smithsonian's National Air and Space Museum Gen. John R. "Jack" Dailey gives his opening remarks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Dr. Ed Weiler, associate administrator of the Science Missions Directorate at NASA Headquarters, speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Unidentified people observe newly released images from the Hubble Space Telescope through special glasses Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles F. Bolden, speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared NASA's Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Unidentified people observe newly released images from the Hubble Space Telescope through special glasses, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles F. Bolden speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared NASA's Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Images from the Hubble Space Telescope are reflected on special glasses as people observe the newly released pictures Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Dr. Ed Weiler, associate administrator of the Science Missions Directorate at NASA Headquarters, speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

ESA astronaut Paolo Nespoli speaks about his time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

ESA astronaut Paolo Nespoli speaks to an audience member during a break about his time onboard the International Space Station, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik speaks about his time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

A student asks NASA astronaut Randy Bresnik a question about his time onboard the International Space Station, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

Students from the audience gesture toward the camera at the beginning of the STEM in 30 program where NASA astronaut Randy Bresnik and ESA astronaut Paolo Nespoli spoke about their time onboard the International Space Station, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

Secretary of the Smithsonian Institution Wayne Clough speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Secretary of the Smithsonian Institution Wayne Clough speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles F. Bolden, Jr. speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Deputy Administrator Lori Garver listens during the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles F. Bolden, Jr. speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Robert Strain, Director of NASA's Goddard Space Flight Center speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared NASA's Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Astronaut John Grunsfeld speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Astronomers declared the Hubble Space Telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Grunsfeld, was a mission specialist aboard STS-125, the mission to repair the Hubble. Photo Credit: (NASA/Bill Ingalls)

Astronaut Scott Altman speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Altman commanded STS-125, the mission to repair the Hubble Space Telescope. Astronomers declared the telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

Astronaut Scott Altman speaks, Wednesday evening, Sept. 9, 2009, during a celebration of the Hubble Legacy at the National Air and Space Museum in Washington. Altman, commanded STS-125, the repair mission to the Hubble Space Teslescope. Astronomers declared the telescope a fully rejuvenated observatory with the release Wednesday of observations from four of its six operating science instruments. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Randy Bresnik, left, and ESA astronaut Paolo Nespoli, right, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, left, and ESA astronaut Paolo Nespoli, right, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, second from right, and ESA astronaut Paolo Nespoli, right, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, right, and ESA astronaut Paolo Nespoli, left, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, left, and ESA astronaut Paolo Nespoli, right, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, left, and ESA astronaut Paolo Nespoli, right, speak about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

Margaret Weitekamp, space history curator, National Air and Space Museum, talks about the history of women in space during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

Smithsonian Institution's National Air and Space Museum Senior Curator in the Division of Space History Dr. Roger Launious begins a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

Christopher Browne, director of the Smithsonian’s National Air and Space Museum delivers remarks during a briefing on NASA’s TEMPO (Tropospheric Emissions: Monitoring of Pollution) instrument, Tuesday, March 14, 2023 at the Smithsonian’s National Air and Space Museum in Washington. NASA’s TEMPO instrument, the first Earth Venture Instrument mission, will measure air pollution across North America from Mexico City to the Canadian oil sands and from the Atlantic to the Pacific hourly and at a high spatial resolution. A partnership between NASA and the Center for Astrophysics | Harvard & Smithsonian, TEMPO will launch on a commercial satellite to geostationary orbit as early as April. Photo Credit: (NASA/Joel Kowsky)

Jazz pianist and singer Diana Krall performs at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Diana Krall talked about her love of space flight and showed off her temporary tattoo that honors Canadian Astronaut Bob Thirsk who is currently onboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)

Jazz pianist and singer Diana Krall performs at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Diana Krall talked about her love of space flight and showed off her temporary tattoo that honors Canadian Astronaut Bob Thirsk who is currently onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Peggy Whitson is seen during an interview, Friday, March 2, 2018 at the Smithsonian's National Air and Space Museum in Washington. Whitson spent 288 days onboard the International Space Station as a member of Expedition 50, 51, and 52, conducting four spacewalks and contributing to hundreds of experiments in biology, biotechnology, physical science and Earth science during her stay. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Peggy Whitson is seen during an interview, Friday, March 2, 2018 at the Smithsonian's National Air and Space Museum in Washington. Whitson spent 288 days onboard the International Space Station as a member of Expedition 50, 51, and 52, conducting four spacewalks and contributing to hundreds of experiments in biology, biotechnology, physical science and Earth science during her stay. Photo Credit: (NASA/Joel Kowsky)

NASA STS-125 Mission Commander Scott Altman speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Director of the Hayden Planetarium Neil deGrasse Tyson speaks as host of the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Carla Cioffi)

Director of the Hayden Planetarium Neil deGrasse Tyson speaks as host of the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Rene McCormick, director of standards and quality, National Math and Science Initiative, talks during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Randy Bresnik, left, and ESA astronaut Paolo Nespoli, right, present Marty Kelsey, second from right, and Beth Wilson, of STEM in 30 with their sticker that flew in space onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik, second from right, and ESA astronaut Paolo Nespoli, right, are introduced by STEM in 30's Marty Kelsey before speaking about their time onboard the International Space Station during expeditions 52/53, Thursday, May 10, 2018 at the Smithsonian National Air and Space Museum in Washington. Photo Credit: (NASA/Aubrey Gemignani)

Director of the NASA Johnson Space Center Ellen Ochoa shares her experiences during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

Director of the NASA Johnson Space Center Ellen Ochoa shares her experiences during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

Tom Costello from NBC News moderates a panel discussion titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" at the National Air and Space Museum on Friday, May 17, 2013 in Washington. Photo Credit: (NASA/Bill Ingalls)

Dan Vergano, science writer for USA Today talks during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Former Maryland Lieutenant Governor and niece of President John F. Kennedy, Kathleen Kennedy Townsend speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Former Maryland Lieutenant Governor and niece of President John F. Kennedy, Kathleen Kennedy Townsend speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Former Maryland Lieutenant Governor and niece of President John F. Kennedy, Kathleen Kennedy Townsend speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Carla Cioffi)

NASA Apollo 11 Astronaut Buzz Aldrin, right, and his wife Lois stand at attention in front of the color guard during the opening of the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Director of the Hayden Planetarium Neil deGrasse Tyson watches as a video is played recognizing journalist Walter Cronkite during the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

Jazz pianist and singer Diana Krall gives an introduction prior to her performance at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Ms. Krall's piano was staged right next to the Apollo 11 Command Capsule. Photo Credit: (NASA/Bill Ingalls)

NASA Apollo 11 Mission Commander and first man to set foot on the Moon, Neil Armstrong speaks at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Carla Cioffi)

Director of the Hayden Planetarium Neil deGrasse Tyson speaks as host of the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

The record-setting AeroVironment/NASA Pathfinder-Plus solar-electric flying wing is enshrined in the National Air & Space Museum's Udvar-Hazy Center in Virginia.

NASA Astronaut and Expedition 19 Flight Engineer Michael Barratt delivers remarks and shows a moon rock sample being flown onboard the International Space Station at the Apollo 40th anniversary celebration held at the National Air and Space Museum, Monday, July 20, 2009 in Washington. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew members, Buzz Aldrin, left, Michael Collins, 2nd from left, Neil Armstrong and NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft, right, gathered at the National Air and Space Museum in Washington, Sunday, July 19, 2009. The four were speakers at the Museum's 2009 John H. Glenn lecture in space history. Photo Credit: (NASA/Bill Ingalls)

Former United States Marine Corps pilot, astronaut, and United States Sen. John Glenn speaks to those in attendance as he introduces NASA Administrator Charles Bolden as the speaker for the 2012 John H. Glenn Lecture in Space History, Wednesday evening, June 27, 2012, at the National Air and Space Museum in Washington. Bolden talked about his career as a Marine aviator, a Space Shuttle pilot and commander, and his leadership of America's space agency. Photo Credit: (NASA/Paul E. Alers)

NASA Administrator Charles Bolden, left, along with former United States Marine Corps pilot, astronaut, and United States Sen. John Glenn and Gen. John R. Dailey, director of the National Air and Space Museum, right, look around the Fly Marines exhibit at the museum, Wednesday evening, June 27, 2012, in Washington. Bolden spoke later at the 2012 John H. Glenn Lecture in Space History. Photo Credit: (NASA/Paul E. Alers)

NASA Administrator Charles Bolden, left, stands with former United States Marine Corps pilot, astronaut, and United States Senator John Glenn and Gen. John R. Dailey, director of the National Air and Space Museum, in the Fly Marines exhibit at the museum, Wednesday evening, June 27, 2012, in Washington. Bolden spoke later at the 2012 John H. Glenn Lecture in Space History. Photo Credit: (NASA/Paul E. Alers)

Tom Costello from NBC News moderates a panel discussion titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" as Director of the NASA Johnson Space Center Ellen Ochoa looks on at the National Air and Space Museum on Friday, May 17, 2013 in Washington. Photo Credit: (NASA/Bill Ingalls)

Director of the NASA Johnson Space Center Ellen Ochoa talks as Tom Costello from NBC News moderates a panel discussion titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" at the National Air and Space Museum on Friday, May 17, 2013 in Washington. Photo Credit: (NASA/Bill Ingalls)

Sally Ride's life partner, Tam O'Shaughnessy, Chair of the Board of Sally Ride Science, talks during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Peggy Whitson tapes a segment for STEM in 30 with Marty Kelsey, left, and Beth Wilson, Friday, March 2, 2018 at the Smithsonian's National Air and Space Museum in Washington. Whitson spent 288 days onboard the International Space Station as a member of Expedition 50, 51, and 52, conducting four spacewalks and contributing to hundreds of experiments in biology, biotechnology, physical science and Earth science during her stay. Photo Credit: (NASA/Joel Kowsky)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Former NASA Astronaut and U.S. Senator John Glenn speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft, Apollo 11 crew members, Buzz Aldrin, Neil Armstrong, and Michael Collins. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Buzz Aldrin speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Michael Collins speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

Linda Billings, research professor, Media and Public Affairs, The George Washington University shares her thoughts during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Peggy Whitson tapes a segment for STEM in 30 with Marty Kelsey, left, and Beth Wilson, Friday, March 2, 2018 at the Smithsonian's National Air and Space Museum in Washington. Whitson spent 288 days onboard the International Space Station as a member of Expedition 50, 51, and 52, conducting four spacewalks and contributing to hundreds of experiments in biology, biotechnology, physical science and Earth science during her stay. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Jack Fischer speaks about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Buzz Aldrin speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Michael Collins speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

Sally Ride's life partner, Tam O'Shaughnessy, Chair of the Board of Sally Ride Science, talks during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

An audience member asks a question after a presentation by NASA astronaut Jack Fischer about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

Linda Billings, research professor, Media and Public Affairs, The George Washington University shares her thoughts during a program titled "Sally Ride: How Her Historic Space Mission Opened Doors for Women in Science" held on Friday, May 17, 2013 at the National Air and Space Museum in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Jack Fischer speaks about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Jack Fischer speaks about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Jack Fischer speaks about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Buzz Aldrin speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, Apollo 11 crew members, Buzz Aldrin, Neil Armstrong, and Michael Collins. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Peggy Whitson is interviewed by Marty Kelsey, Friday, March 2, 2018 at the Smithsonian's National Air and Space Museum in Washington. Whitson spent 288 days onboard the International Space Station as a member of Expedition 50, 51, and 52, conducting four spacewalks and contributing to hundreds of experiments in biology, biotechnology, physical science and Earth science during her stay. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Jack Fischer speaks about his time onboard the International Space Station (ISS) during Expeditions 51/52, Friday, Nov. 3, 2017 at Smithsonian's National Air and Space Museum in Washington. During Expedition 52, Fischer completed hundreds of scientific experiments and two spacewalks, and concluded his 136-day mission when he landed in a remote area near the town of Zhezkazgan, Kazakhstan in September 2017. Photo Credit: (NASA/Aubrey Gemignani)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, Apollo 11 crew members, Buzz Aldrin, Neil Armstrong, and Michael Collins. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Apollo 11 crew member, Michael Collins speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included Former NASA Astronaut and U.S. Senator John Glenn, NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft and the crew of Apollo 11. Photo Credit: (NASA/Bill Ingalls)

On the eve of the fortieth anniversary of Apollo 11's first human landing on the Moon, Former NASA Astronaut and U.S. Senator John Glenn speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in Washington, Sunday, July 19, 2009. Guest speakers included NASA Mission Control creator and former NASA Johnson Space Center director Chris Kraft, Apollo 11 crew members, Buzz Aldrin, Neil Armstrong, and Michael Collins. Photo Credit: (NASA/Bill Ingalls)