Crazy Engineering CubeSats NASA video
<a rel="nofollow" class="external text" href="https://www.youtube.com/channel/UCLA_DiR1FfKNvjuUpBHmylQ">NASA</a> JPL, NASA, USGov
<a rel="nofollow" class="external free" href="https://www.youtube.com/watch?v=7RrWZJHkREI">https://www.youtube.com/watch?v=7RrWZJHkREI</a>