4 ms·
This wasn't done for SN8 and SN9, where they only lit one engine. Musk said that this time around, they were going to light all three and then shut two off, th
by Diederich 6y ago
This wasn't done for SN8 and SN9, where they only lit one engine. Musk said that this time around, they were going to light all three and then shut two off, thus providing some engine redundancy during the landing.
- eightysixfour 6y agoTwo are necessary for the rotation and one for the landing. SN9 tried to light two and one failed, now they're lighting all three for the rotation. Here's a video on SN9 with one burning and one flameout: https://youtu.be/z8PzW8imgAE?t=401 https://youtu.be/z8PzW8imgAE?t=401
- chasd00 6y agoI wonder about raptor re-ignition. They have it down with Merlin but it’s not torch ignited nor full flow. I wonder how well that torch handles being in a lit combustion chamber and what the insides of the preburners are like after shutdown... Ps so so easy to armchair quarterback. I don’t want to sound like I, even one tiny bit, am not constantly dumbfounded by SpaceX’s accomplishments!