6h agoMerlin engine creator Tom Mueller tours his Impulse Space facility, detailing the 15,000-pound-thrust Deneb engine and Helios vehicleThe tour details 3D-printed parts and the Mira spacecraftSentimentSentimentPos90%Neg10%Many users praised Impulse Space's factory tour with ex-SpaceX engineer Tom Mueller and the Mira Helios engines for showcasing impressive engineering and operations.23 comments with sentiment. View comments.