15h 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 spacecraftSentimentSentimentPos86.7%Neg13.3%Positive users praised Impulse Space's factory tour with Tom Mueller for its impressive look at the Mira Helios and Deneb engines, while a few made dismissive remarks or raised unrelated concerns.32 comments with sentiment. View comments.