Questions tagged [ula]

United Launch Alliance (ULA) is the combination of the Delta 4 and Atlas V production into a single company.

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Black-and-white camera images on GOES-S launch

During todays launch of ULA's GOES-S, the public NASA TV coverage showed the rocket during its ascent, filmed from earth. Sometimes, the image changed to a more coarse grained black and white image, ...
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Was ULA's mobile clean room on the ground floor or up near the top of the rocket? What were the logistics for getting Perseverance up there?

Spaceflight Now's ULA’s Atlas 5 is NASA’s go-to rocket for nuclear-powered space probes quotes Tory Bruno, president and CEO of United Launch Alliance: Bruno said the mobile clean room set up inside ...
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Out of which alloys are the Common Core Booster and Common Booster Core propellent tanks manufactured?

All sources that I can find indicate that they are isogrid (or possibly orthogrid?) structural tanks manufactured of milled aluminum. However, I cannot find further detail about of which alloy ...
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How does ULA propose to get “350% more lift” out of the Vulcan design?

I listened to the annoucement of the Vulcan NGLS booster from ULA. The graphics released and show at SpaceFlightNow.com show a line. "350% more lift" but I could not figure out where that is coming ...
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Technical considerations aside, could I legally purchase three CCBs from ULA and build my own Atlas V Heavy?

We all know and mourn that the Atlas V will never fly in a three-core configuration. What, if anything, prevents me from legally purchasing three CCBs and launching my own Atlas V Heavy, provided I ...
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Why nozzle extensions for ULA's Vulcan; why not make them this long in the first place?

This answer to What is the difference between the Vulcan 562 configuration and the Vulcan 5H2 ("Heavy") configuration? explains that the 2nd stage nozzles were modified by extending them, ...
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ULA/Ball Aerospace Intern Sport Rocket

So I've seen ULA post about their intern rocket launch a couple of weekends ago and was curious: What are the performance specs on the motors used for the first/second stage? (Class, quantity, etc.) ...