"When you regain these core competencies and you start exercising your muscles, your skills do not atrophy," he said. "It's safer. And yes, you are buying down risk, because you're able to test things in low Earth orbit before you need to get to the moon, which is exactly what we did during the Apollo era."
Rory Amon, 36, began his evidence in his New South Wales supreme court trial after pleading not guilty to 10 charges for various sexual acts against the young teen in 2017.
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