SSC 2021 0520 RS25EngineTest

Today’s test of RS-25 Engine 0528 on the A-1 Test Stand has a planned duration of 500 seconds with a maximum 111% power level.

[sampatexas]

This is really impressive !!! Congratulations to NASA and the hard work of all professionals involved in this project.

[lordgrumbot]

This should be in a museum not being used on a rocket.

[Kolzahn]

Okay cool, now how do I build that into my Honda?

[squishymittens]

Really gotta give a lot of credit to whatever bolts are holding this entire contraption from hurtling into the sky.

[Technoticatoo]

I wonder how hot the air surrounding that engine is? It looks like there is water on the ground and it's not evaporating?