Blue Origin spent much of 2019 redesigning turbomachinery within the BE-4 engine and then testing those fixes late that year and into 2020. This issue now appears to be largely behind the company.

BIRTHDAY OF THE DAY: David DiMartino, partner at Blue Engine Message and Media Courtesy David DiMartino By Daniel Lippman. 06/19/2018 05:12 AM EDT. Link Copied. How/where are you ...

Blue Origin appears to have solved some development issues related to the turbopumps in its powerful BE-4 rocket engine.. United Launch Alliance Chief Executive Tory Bruno said Friday that the ...

The BE-4 engine is the “most powerful liquefied natural gas fueled rocket engine ever developed,” according to Blue Origin. Watch it gimbal at full power in these hotfire test views. Credit: Space.com ...

NASA announced on Tuesday that Blue Origin successfully test fired its new BE-3 hydrogen/oxygen rocket engine at the company’s West Texas facility in Van Horn. The test was a series of static ...

The engines are to be used not only on Vulcan’s first-stage booster, but also on Blue Origin’s orbital-class New Glenn rocket, which is expected to have its first launch no earlier than 2024.