Sergey Krikalev, Executive Director for Piloted Spaceflights of the Russian space agency Roscosmos, addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Sergey Krikalev, Executive Director for Piloted Spaceflights of the Russian space agency Roscosmos, addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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NASA Administrator Jim Bridenstine addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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NASA Administrator Jim Bridenstine addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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NASA Administrator Jim Bridenstine, advisor of Japan Aerospace Exploration Agency (JAXA) Kibe Seishiro, Buzz Aldrin, U.S. astronaut and lunar module pilot of Apollo 11, and French National Space Agency (CNES) President Jean-Yves Le Gall attend the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Advisor of Japan Aerospace Exploration Agency (JAXA) Kibe Seishiro, NASA Administrator Jim Bridenstine, Luke Newell, grandson of U.S. astronaut and command module pilot of Apollo 11 Michael Collins, Mark Armstrong, son of mission commander Neil Armstrong, Buzz Aldrin, lunar module pilot, and French National Space Agency (CNES) President Jean-Yves Le Gall attend the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Advisor of Japan Aerospace Exploration Agency (JAXA) Kibe Seishiro, NASA Administrator Jim Bridenstine, Luke Newell, grandson of U.S. astronaut and command module pilot of Apollo 11 Michael Collins, Mark Armstrong, son of mission commander Neil Armstrong, Buzz Aldrin, lunar module pilot, and French National Space Agency (CNES) President Jean-Yves Le Gall attend the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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NASA Administrator Jim Bridenstine addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

21.10.2019#6051007

France's National Centre for Space Studies (CNES) President Jean-Yves Le Gall addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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France's National Centre for Space Studies (CNES) President Jean-Yves Le Gall addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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France's National Centre for Space Studies (CNES) President Jean-Yves Le Gall addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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A photo of the famous Russian cosmonaut Yuri Gagarin is broadcast on the screen during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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American journalist and newscaster Leon Harris addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Participants arrive for the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Former U.S. astronaut Buzz Aldrin waits before the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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NASA Administrator Jim Bridenstine, centre, attends the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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Participants arrive for the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

21.10.2019#6050846

U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

21.10.2019#6050843

U.S. Vice President Mike Pence addresses the audience during the opening ceremony of the 70th International Astronautical Congress (IAC), in Washington, D.C., USA.

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