The flag, which was seen flying on the airless Moon, later courted several controversies to the extent that some even denied the Moon landing ever happened. But, there was science behind it.

Musk retweeted a clip of himself raising two thumbs up, grinning, and clapping wildly as Trump made his remarks. "We're going ...

Despite plenty of evidence and scientific proof that this isn't the case, many people still, to this day, think the 1969 Moon landing was fake ... show the American flag waving?