50th anniversary of the Moon landing: What's next?

Today, the world marks the 50th anniversary of the historic moon landing of Apollo 11 on July 20, 1969. The lunar mission took astronauts more than 300,000 kilometers away from the Earth to its closest neighbor, the brightest celestial body in our night skies. Relive the moment when Neil Armstrong set foot on the lunar surface, "that's one small step for a man, one giant leap for mankind."

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