聯合發射聯盟 （英語： United Launch Alliance，簡稱 ULA）為 洛克希德·馬丁太空系統 （英语：Lockheed Martin Space Systems） 與 波音國防太空安全 組成的 合資公司，於2006年12月成立，整合了兩家公司負責 美國聯邦政府 發射服務 （英语：Launch service provider） 的團隊，美國聯邦政府客戶包括 美国国防部 、 美国国家航空航天局 及其他政府機構。 洛克希德及波音兩家公司希望藉此合併，可以減低成本，壟斷衛星發射的工程合約。 因為研發火箭的成本及技術十分 …

ICPS is a modified Delta IV Cryogenic Second Stage for NASA's Artemis program. For the Artemis missions, the stage feeds liquid hydrogen and liquid oxygen to the Aerojet Rocketdyne RL10 main engine to produce 24,750 pounds (110.1 kilo-Newtons) of highly efficient thrust.

6 days ago · ULA has 70 upcoming missions on its manifest and launches are sold out for two years, said Bruno. 47 of those missions are for Amazon Kuiper. Meanwhile, while SpaceX has dominated the orbital ...

Sep 18, 2024 · 均匀线性阵列（ula）是一种常见的天线配置方式，它由多个天线元素沿着一条直线上等间距排列，用于接收或发送信号。 在毫米波信道建模中，我们需要考虑以下几个关键要素： 1.

100% launch success founded on a heritage of more than 600 Atlas program launches. Delivers the most sensitive and critical missions – including planetary exploration missions, classified defense systems and key commercial assets. Launching astronauts to the International Space Station aboard Boeing’s Starliner capsule.

Dec 15, 2024 · — In a move to differentiate itself from rival SpaceX, United Launch Alliance (ULA) is proposing a new military application for its Vulcan Centaur rocket: a “space interceptor” capable of...

UK art market; private UK collection. This Fijian throwing club or ula has an exceptional deep and glossy patina: its significant age is very clear. It also has the remnants of an old collection label attached to the handle. This has become brittle with age and worn away.

1 day ago · Measure ULA under scrutiny as Bass considers temporary pause. Caruso says mayoral recall isn’t a “good idea,” Ovation Hollywood value dives and more LA real estate news

The University of the Andes (Spanish: Universidad de Los Andes, ULA) is the second-oldest university in Venezuela, whose main campus is located in the city of Mérida, Venezuela. ULA is the largest public university in the Venezuelan Andes, having one of …