[–] InnocentBystander 4 points (+4|-0) What @Pembo said, and the retroreflectors that were left behind. Makes it hard to deny. Mythbusters did a demonstration What @Pembo said, and [the retroreflectors](https://en.wikipedia.org/wiki/Lunar_Laser_Ranging_experiment) that were left behind. Makes it hard to deny. [Mythbusters did a demonstration](https://www.youtube.com/watch?v=VmVxSFnjYCA) permalink source
What @Pembo said, and the retroreflectors that were left behind.
Makes it hard to deny.
Mythbusters did a demonstration