YT - Everyday Astronaut Published on Jan 24, 2018 It’s ALIVE!!!!! For the very first time, the Falcon Heavy has successfully lit all 27 of its mighty Merlin engines in preparation for its maiden launch. Once it flies, the Falcon Heavy will be the most powerful rocket currently in operation.
SpaceX does a hold down test of all their rockets called a static fire and today we’re going to give you a quick rundown on what that is, how it works, and why they do it.
Thanks for the excellent Falcon Heavy Static fire footage from the following people -