
The Expedition 11 crew and their backup crew enjoy lunch at the Cosmonaut hotel, Monday, April 11, 2005, in Baikonur, Kazakhstan several days prior to the April 15 launch to the International Space Station from the Baikonur Cosmodrome in Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 Flight Engineer John Phillips takes part in a tilt table test, Monday, April 11, 2005, in Baikonur, Kazakhstan as technicians collect pre-launch data on the state of his equilibrium prior to the April 15 launch to the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Personnel atop the 402-ft. Mobile Service Structure look back at the Apollo 11 spacecraft as the tower is moved away during a Countdown Demonstration Test. Photo filed 11 July 1969.

A visitor explores the exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor explores the exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors learn about rover tires at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor learns about circuits at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A view of the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

The Moon to Mars exhibit is seen at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A visitor explores the Journey to Tomorrow exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor explores the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A small rover is driven over a visitor at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)
THEMIS Images as Art #11

A small rover is driven over some visitors at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

NASA Social Media Specialist, Tahira Allen, interviews visitors to the Apollo 11 50th Anniversary celebration on the National Mall during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 in Washington. NASA and the world 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)

Visitors test out some space gloves at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 11 Flight Engineer John Phillips, left, stays limber during an exercise session, Sunday, April 10, 2005, in Baikonur, Kazakhstan as he prepares for the April 15 launch to the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 crew Commander Sergei Krikalev places the Expedition 11 crew logo onboard the prime crew bus as they head to the cosmodrome for suit up, Thursday, April 14, 2005, in Baikonur, Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 Flight Engineer John Phillips, left, and backup American Dan Tani stay limber during an exercise session, Monday, April 11, 2005, in Baikonur, Kazakhstan as Philips prepares for the April 15 launch to the International Space Station with Expedition 11 Commander Sergei Krikalev and European Space Agency Astronaut Roberto Vittori, of Italy. Krikalev and Phillips will spend six months in space and greet the first Shuttle crew to fly in more than two years when arrive at the station, while Vittori spends eight days on the station under a commercial contract between ESA and the Russian Federal Space Agency. Photo Credit: (NASA/Bill Ingalls)

The Lunar Module for Apollo 11 moves from the landing gear fixture and mate to the spacecraft-lunar module adapter.

This official NASA commemorative logo marks the 25th anniversary of the first lunar landing. The design incorporates an eagle, from the original Apoll 11 crew insignia, descending toward the lunar surface with an olive branch, symbolizing America's peaceful mission in space. Alternative Headquarters number is 93-HC-312 or 93-H-336.

Visitors examine meteorites at a NASA exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors explore the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor explores the Journey to Tomorrow exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor explores the Journey to Tomorrow exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors explore the Lockheed Martin exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A visitor poses for a photo in the NASA spacesuit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A LEGO astronaut is seen at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor reads about the RL10 engines at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

Visitors explore the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A Ready Jet Go performance is seen at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors learn about the SOFIA telescope at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A visitor explores the Journey to Tomorrow exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors pose for a photo with Snoopy at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

The main stage at the Apollo 11 50th Anniversary celebration is seen on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors learn about rover tires at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A visitor poses for a photo in the NASA spacesuit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 11 astronaut John Phillips smiles after landing, Tuesday, Oct. 11, 2005, near Arlalyk, Kazakhstan. Phillips and Expedition 11 cosmonaut Sergei Krikalev, landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 astronaut John Phillips smiles after landing, Tuesday, Oct. 11, 2005, near Arlalyk, Kazakhstan. Phillips and Expedition 11 cosmonaut Sergei Krikalev, landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles Bolden, left, welcomes Carol Armstrong, widow of Apollo 11 commander, Neil Armstrong, Apollo 11 astronauts Michael Collins and Buzz Aldrin, right, to NASA Headquarters in Washington on Tuesday, July 22, 2014, during the 45th anniversary week of the Apollo 11 lunar landing. Photo Credit: (NASA/Joel Kowsky)

S69-25944 (25 Feb. 1969) --- These two Apollo 11 crew astronauts study rock samples during a geological field trip to the Quitman Mountains area near the Fort Quitman ruins in far west Texas. Neil A. Armstrong (in background) is the Apollo 11 commander; and Edwin E. Aldrin Jr. is the lunar module pilot.

Adam Savage, maker and host of Savage Builds, speaks during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 on the National Mall in Washington. NASA and the world 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)

NASA astronaut Randy Bresnik speaks during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 on the National Mall in Washington. NASA and the world 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)

Adam Savage, maker and host of Savage Builds, speaks during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 on the National Mall in Washington. NASA and the world 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)

Adam Savage, maker and host of Savage Builds, speaks during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 on the National Mall in Washington. NASA and the world 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)

NASA Public Affairs Officer for Heliophysics, Karen Fox, speaks during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 on the National Mall in Washington. NASA and the world 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)

A visitor poses for a photo with NASA astronaut Randy Bresnik at the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut candidate Zena Cardman greets a visitor at the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Artist David Maldonado paints a pair of high top shoes with a space themed design at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A large inflatable Space Launch System (SLS) rocket is seen at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

Artist David Maldonado paints a pair of high top shoes with a space themed design at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Christyl Johnson, NASA Goddard deputy director for technology and research investments, is seen on stage during a performance at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

Apollo 11 astronaut Mike Collins talks about his mission during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

A visitor explores the Ready Jet Go exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors help build pieces of a 20 ft. rocket at the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

NASA astronaut Randy Bresnik speaks at the LEGO exhibit for a video at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Apollo 11 astronaut Mike Collins leaves the stage after appearing on a live television program titled “NASA’s Giant Leaps: Past and Future," Friday, July 19, 2019 at the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

Apollo 11 astronaut Mike Collins talks about his mission during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

A visitor catapults an Angry Bird at a NASA exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Visitors put a puzzle together at a NASA exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

Musicians perform during the Ready Jet Go segment at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

A visitor poses for a photo with an astronaut made of LEGOs at the LEGO exhibit at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

A visitor high fives Ready Jet Go's Jet Propulsion at the Apollo 11 50th Anniversary celebration on the National Mall, Thursday, July 18, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Connie Moore)

Apollo 11 astronaut Mike Collins talks about his mission during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

Expedition 11 Commander Sergei Krikalev autographs the door to his cosmonaut hotel room, part of a pre-launch tradition, prior to the launch aboard the Soyuz TMA-6 spacecraft, Thursday, April 14, 2005, in Baikonur, Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 Flight Engineer and NASA Science Officer John Phillips autographs the door to his Cosmonaut Hotel room, part of a pre-launch tradition, prior to the launch aboard the Soyuz TMA-6 spacecraft, Thursday, April 14, 2005, in Baikonur, Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles Bolden, right, presents Carol Armstrong, widow of Apollo 11 commander, Neil Armstrong, with the signed bill that renamed the Hugh L. Dryden Flight Research Center as the Neil A. Armstrong Flight Research Center, Tuesday, July 22, 2014 at NASA Headquarters in Washington. Photo Credit: (NASA/Joel Kowsky)

Expedition 11 Flight Engineer and NASA Science Officer John Phillips waves from the bus, Thursday, April 14, 2005, upon departure for launch aboard the Soyuz TMA-6 spacecraft from the Baikonur Cosmodrome in Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 cosmonaut Sergei Krikalev smiles after landing, Tuesday, Oct. 11, 2005, near Arlalyk, Kazakhstan. Krikalev and NASA astronaut John Phillips landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

American businessman Greg Olsen gives a thumbs up after returning to earth aboard a Soyuz spacecraft, Tuesday, Oct. 11, 2005, near Arlalyk, Kazakhstan with Expedition 11 crew members cosmonaut Sergei Krikalev and NASA astronaut John Phillips. Olsen spent more than a week on the International Space Station and Phillips and Kiralev had a six-month mission. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 astronaut John Phillips is helped out of a Russian Search and Rescue all terrain vehicle, Tuesday, Oct. 11, 2005, after landing near Arlalyk, Kazakhstan. Members of the 11th expedition to the international space station, astronaut John Phillips and cosmonaut Sergei Krikalev landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

JOHNSON SPACE CENTER, HOUSTON, TEXAS - Astronaut Edwin E. Aldrin Jr. walks on the surface of the Moon near a leg of the Lunar Module during the Apollo 11 EVA. Armstrong also took this picture with the 70-mm lunar surface camera. Note footprints in the foreground.

Members of NASA and SpaceX management watch the launch of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft on the Crew-11 mission with NASA astronauts Zena Cardman, Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov onboard, Friday, Aug. 1, 2025, from the control room of SpaceX’s HangerX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-11 mission is the eleventh crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Cardman, Fincke, Yui, Platonov launched at 11:43 a.m. EDT, from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

Members of NASA’s management team watch the launch of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft on the Crew-11 mission with NASA astronauts Zena Cardman, Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov onboard, Friday, Aug. 1, 2025, from the control room of SpaceX’s HangerX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-11 mission is the eleventh crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Cardman, Fincke, Yui, Platonov launched at 11:43 a.m. EDT, from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

Expedition 11 astronaut John Phillips is helped out of the Soyuz capsule, Tuesday, Oct. 11, 2005, after landing near Arlalyk, Kazakhstan. Phillips and Expedition 11 cosmonaut Sergei Krikalev, landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

Carrying the Apollo 11 Saturn V rocket and mobile launcher, the crawler inches its way along the three-and-a-half-mile journey to Launch Pad 39A. The 363-foot-high space vehicle launched Apollo 11 astronauts Neil A. Armstrong, Michael Collins and Edwin E. Aldrin Jr. on the first manned lunar landing mission.

Expedition 11 Flight Engineer and NASA Science Officer John Phillips speaks to the press, Thursday, April 14, 2005, in Baikonur, Kazakhstan. Phillips, Expedition 11 Commander Sergei Krikalev and European Space Agency astronaut Roberto Vittori, of Italy, are scheduled to launch aboard a Soyuz TMA-6 spacecraft April 15. Krikalev and Phillips will spend six months on the station, replacing Expedition 10 Commander Leroy Chiao and Flight Engineer Salizhan Sharipov, while Vittori will spend eight days on the station under a commerical contract between ESA and the Russian Federal Space Agency, returning to Earth with Chiao and Sharipov on April 25. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 Flight Engineer and NASA Science Officer John Phillips is seen during a press conference, Thursday, April 14, 2005, in Baikonur, Kazakhstan. Phillips, Expedition 11 Commander Sergei Krikalev and, European Space Agency astronaut Roberto Vittori, of Italy, are scheduled to launch aboard a Soyuz TMA-6 spacecraft April 15. Krikalev and Phillips will spend six months on the station, replacing Expedition 10 Commander Leroy Chiao and Flight Engineer Salizhan Sharipov, while Vittori will spend eight days on the station under a commerical contract between ESA and the Russian Federal Space Agency, returning to Earth with Chiao and Sharipov on April 25. Photo Credit: (NASA/Bill Ingalls)

Astronaut John Phillips is attended to by a Russian nurse onboard the helicopter taking him from the Soyuz landing site near Arlalyk to Kustanay, Kazkahstan, Tuesday, Oct. 11, 2005. Members of the 11th expedition to the international space station, Phillips and cosmonaut Sergei Krikalev, landed near Arlalyk after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

S65-58504 (4 Nov. 1965) --- Astronauts Charles Conrad Jr., (right) prime crew command pilot, and Richard F. Gordon Jr., prime crew pilot, for the Gemini-Titan XI (GT-11) Earth-orbital mission. Photo credit: NASA

NASA Public Affairs Officer for Heliophysics Karen Fox, interviews, Apollo 11 astronaut Mike Collins during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA astronaut candidate Zena Cardman is reflected in the glass as she talks with Apollo 11 astronaut Mike Collins during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, interviews, Apollo 11 astronaut Mike Collins during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA astronaut Randy Bresnik, left, and NASA astronaut candidate, Zena Cardman, pose for a photo with the soon to be 20 ft. model of the Space Launch System (SLS) made out of LEGOs, at the Apollo 11 50th Anniversary celebration on the National Mall, Friday, July 19, 2019 in Washington. Apollo 11 was the first mission to land astronauts on the Moon and launched on July 16, 1969 with astronauts Neil Armstrong, Michael Collins, and Buzz Aldrin. Photo Credit: (NASA/Aubrey Gemignani)

ED13-0079-11 (26 March 2013) ---- SpaceX Dragon's second operational mission ended on March 26 after three weeks attached to the International Space Station. The unmanned spacecraft splashed down in the Pacific Ocean about 214 miles off the coast of Baja California to successfully return about 2,670 pounds of science materials from the orbital outpost. Photo credit: NASA

Astronaut John Phillips, left, enjoys a meal onboard a Russian aircraft flying from Kustanay, Kazakhstan to Stary City, Russia, Tuesday, Oct. 11, 2005. Sitting with Philiips is NASA Flight Surgeon Jim Locke. Members of the 11th expedition to the international space station, Phillips and cosmonaut Sergei Krikalev, landed near Arlalyk, Kazakhstan after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut John Phillips talks with astronaut Kent Rominger onboard a Russian Search and Rescue helicopter as they prepare to fly to Kustanay, Kazakhstan, following touchdown, Tuesday, Oct. 11, 2005, near Arlalyk, Kazakhstan. Members of the 11th expedition to the international space station, astronaut John Phillips and cosmonaut Sergei Krikalev, landed after a six-month mission in orbit. Along with American businessman Greg Olsen, who visited the station for more than a week, Phillips and Krikalev returned to Earth aboard a Russian Soyuz spacecraft. Photo Credit: (NASA/Bill Ingalls)

Expedition 11 Flight Engineer John Phillips enters the Soyuz TMA-6 spacecraft at the Baikonur Cosmodrome in Baikonur, Kazakhstan, Sunday, April 10, 2005, during preparations for launch to the International Space Station. Phillips along with Commander Sergei Krikalev and European Space Agency astronaut Roberto Vittori will launch April 15 on the spacecraft to the International Space Station. Krikalev and Phillips will spend six months in space and greet the first Shuttle crew to fly in more than two years when it arrives at the station, while Vittori spends eight days on the station under a commercial contract between ESA and the Russian Federal Space Agency. Photo Credit: (NASA/Bill Ingalls)

NASA Astronaut John Phillips blows a kiss goodbye to his family as the Expedition 11 crew boards the bus to that will took them to the launch pad, Friday, April 15, 2005, at the Baikonur Cosmodrome in Kazakhstan. Expedition 11 Commander Sergei Krikalev, Phillips and European Space Agency Astronaut Roberto Vittori of Italy launched aboard the Soyuz TMA-6 spacecraft for a two-day trip to the International Space Station. Krikalev and Phillips will spend six months on the Station, replacing Expedition 10 Commander Leroy Chiao and Flight Engineer Salizhan Sharipov, while Vittori will spend eight days on the Station under a commercial contract between ESA and the Russian Federal Space Agency, returning to Earth with Chiao and Sharipov on April 25. Photo Credit: (NASA/Bill Ingalls)

Logo for the 20th Anniversary of the Apollo 11 mission. Logo is described as the numeral 20. Inside the zero is a representation of an eagle landing on the lunar surface with the title "Apollo 11" above it.

NASA's Chief Astronaut Kent Rommenger and Expedition 11 backup Dan Tani, left, talk with Expedition 11 Flight Engineer and NASA Science Officer John Phillips, seated, prior to launch aboard the Soyuz TMA-6 spacecraft from the Baikonur Cosmodrome in Kazakhstan, Friday, April 15, 2005, for a two-day trip to the International Space Station. Photo Credit: (NASA/Bill Ingalls)

S66-54585 (12-15 Sept. 1966) --- The Agena Target Docking Vehicle at a distance of approximately 80 feet from the Gemini-11 spacecraft. This view was taken after the disconnect of the tether between the two vehicles. Crew members for the Gemini-11 mission are astronauts Charles Conrad Jr., command pilot, and Richard F. Gordon Jr., pilot. Photo credit: NASA

Monitors show views of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft as teams monitored the countdown during a launch attempt for NASA’s SpaceX Crew-11 mission with NASA astronauts Zena Cardman, Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov onboard, Thursday, July 31, 2025, in the control center of SpaceX’s HangarX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-11 mission is the eleventh crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Today’s launch of Cardman, Fincke, Yui, Platonov was scrubbed due to weather and is now scheduled for 11:43 a.m. EDT on Friday, August 1, from Launch Complex 39A at the NASA's Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/Bill Ingalls)

NASA Public Affairs Officer for Heliophysics Karen Fox, left, interviews, Apollo 11 astronaut Mike Collins, and NASA astronaut candidate Zena Cardman during “NASA’s Giant Leaps: Past and Future," a live television program on Friday, July 19, 2019 from the Smithsonian National Air and Space Museum in Washington. NASA and the world 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/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)