Main Engine Cut Off

Last week, Firefly made their first flight attempt of Alpha, and Astra launched their latest vehicle, LV0006. Though both ended in failure, it’s a good time to check in on them and other small launchers that will debut soon like, ABL’s RS1 and Relativity’s Terran 1, and how they may all compete with each other.This episode of Main Engine Cut Off is brought to you by 42 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, The Astrogators at SEE, Chris, Aegis Trade Law, Fred, Hemant, Dawn Aerospace, and seven anonymous—and 662 other supporters.TopicsFirefly Alpha failure blamed on premature engine shutdown - SpaceNewsJack Beyer (@thejackbeyer) / TwitterFirefly Alpha FLTA001 - YouTubeFirefly partners with Aerojet Rocketdyne, mulls AR1 engine for Beta launch vehicle - SpaceNewsT+177: NASA VCLS 2, Relativit