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Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
He helped with the development of the spacesuit and backpack for the Apollo moon missions, Nasa said.
Part of the Apollo moon programme, the Apollo-Saturn (AS) 201 mission was a test flight that took place on February 26, 1966.
Source: https://www.thehindu.com/children/a-test-flight-with-a-number-of-firsts/article66516270.ece