Seeing aerospace advancement as a technological imperative, we’re accelerating the industry as the leading source of world-class propulsion systems.

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Launch-Ready Propulsion for every sector of aerospace

'Hadley,' the first-ever rocket engine qualified for both space launch and hypersonics applications. 

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More Than 200 Ursa Major Rocket Engines Headed to Phantom Space 

Ursa Major staff and Denver-area journalists gather outside Ursa Major headquarters in Berthoud, CO, to watch a hotfire test of Hadley. From left to right: Ursa Major Chief of Staff Dan Decker, General Counsel Sarah Ramuta, Tim Hurst and Dennis Huspeni of the Denver Gazette, Ursa Major Founder & CEO Joe Laurienti, and  VP of Engineering Bill Murry

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Three. Two. One. Here we go!

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Ursa Major Delivers First-Ever Rocket Engines Qualified for Both Hypersonics and Space Launch Applications  

Ursa Major Senior Propulsion Analysis Engineer Eduardo Rondon recently spoke on a panel at MIT’s New Space Age Conference. 

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Q&A: Senior Propulsion Analysis Engineer Eduardo Rondon 

Joe Laurienti is an expert in hypersonics and propulsion technology manufacturing and development. He is the founder and CEO of Ursa Major, the country's only pure-play rocket propulsion company.

Founder & CEO

An Ursa Major 'Hadley' engine during a hot-fire test with two exhaust plumes visible

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America’s Need for Domestically Made Rocket Engines Just Got Existential—and Public

A still of actor Matthew McConaughey from Salesforce's 'New Frontier' ad (credit: Salesforce)

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Pursuing Space Exploration and Solving Earth-Bound Problems are not Mutually Exclusive; They’re One and the Same

Rocket propulsion company Ursa Major’s Advanced Manufacturing Lab in Youngstown, Ohio, where its EOS laser powder bed fusion 3D printer produces rocket engine components on-demand. Technician Thomas Pomorski watches as work continues on a 3D-printed copper rocket engine component.

More Than 200 Ursa Major Rocket Engines Headed to Phantom Space

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