New Frontier Aerospace Successfully Tests Its Revolutionary Mjölnir Rocket Engine

Aerospace Firm Says LNG-Powered Rocket Test Successful

New Frontier Aerospace said the rocket engine, called Mjölnir, performs at the high end of liquid-fueled rocket efficiency. NASA funded the sustained engine tests.

New Frontier Aerospace Successfully Tests 3D-Printed Rocket Engine - 3D Printing

New Frontier Aerospace has completed a series of hot-fire tests of its 3D-printed Mjölnir rocket engine, the company announced from its Kent, Washington headquarters.

3D-printed rocket engine gets tested at New Frontier

Kent, Wash.-based New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine through a series of successful hot-fire tests, in preparation for an initial flight test of a hypersonic drone that could take place as early as next year. Mjölnir is named after the hammer that was wielded by Thor in Norse mythology (and in Marvel movies). The first job for this hammer would be to propel an uncrewed aerial system called Pathfinder for …

New Frontier Aerospace Successfully Tests Its Revolutionary Mjölnir Rocket Engine

KENT, Wash., June 23, 2025 /PRNewswire/ -- New Frontier Aerospace (NFA) has achieved a major milestone with a series of successful hot fire tests of its 3D-printed Mjölnir rocket engine, the world's most advanced compact pump-fed rocket engine. Featuring a…