US Department of Defense (DoD)

Washington, DC 20301-1400


About US Department of Defense (DoD)


1400 Defense Pentagon Washington
Washington, DC 20301-1400

Products and Press Releases

Business Wire
Sierra Space has signed a Cooperative Research & Development Agreement (CRADA) with the United States Department of Defense Transportation Command (USTRANSCOM).

Sierra Space, DOD To Develop High-Mach Systems for Terrestrial Point-to-Point Delivery

Sept. 8, 2022
The two organizations will develop solutions using Sierra Space’s Dream Chaser spaceplanes, Shooting Star cargo modules and on-orbit infrastructure.

Secretary of Defense Dr. Mark T. Esper Briefs Press on COVID-19

March 18, 2020
SECRETARY OF DEFENSE MARK T. ESPER: OK, well, good afternoon, everyone. I'd like to provide an update on DOD's coronavirus efforts as we continue to focus on our three priorities...

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