What Is Northrop Grumman's Underwater Manta Ray Drone?
In addition to unmanned aerial vehicles (UAV), there are unmanned ground vehicles (UGV ... In April 2024, Northrop Grumman ...
The US military's massive unmanned 'Manta Ray' submarine cleared its first sea test
The unmanned prototype aptly named ... The Manta Ray, built by defense contractor Northrop Grumman, is an uncrewed underwater ...
NASASpaceFlight.com4y
Northrop Grumman makes history, Mission Extension Vehicle docks...
Four and a half months after its launch on a Proton-M rocket from the Baikonur Cosmodrome in Kazakhstan, Northrop Grumman’s Mission Extension Vehicle ... hold while ground controllers verified ...
Smithsonian Magazine3y
X-47B First Flight
The Navy hasn't committed to an operational vehicle, but is planning for the X-47B to make an unmanned aircraft carrier landing in 2013. Video: US Navy/Northrop Grumman Explore Subscribe ...