Engine glitch stalls Navy's MUOS-5 satellite

The Navy considers its options after the main engine fails for the fifth satellite in the constellation, which is intended to be a spare

Air Force says the F-35 is combat ready

The Joint Strike Fighter, the most complex and expensive weapon system in history, gets a green light from its biggest customer.

Army puts battlefield robots to the test

At an exercise in Hawaii, troops test a pocket-sized ISR drone and a robotic ground vehicle that can quietly carry up to 600 pounds of supplies.

Navy wants more info on NGEN proposals

The service asks for white papers on three key areas of the $3.4 billion contract.

DARPA puts its money on spectrum sharing

The research agency offers a $2 million prize for technologies that use software-defined radios and machine learning to make more efficient use of the RF spectrum.

Navy awards deal to support airborne radios

Rockwell Collins receives a $31 million contract for repair support of its AN/ARC 210 devices.

Terahertz amplifiers could open new frontiers in RF communications

Researchers from Northrop Grumman, working with DARPA, have developed two different amplifiers capable of using the THz range of the spectrum, which could lead to a new range of high-speed, secure communications.

Navy hires two to explore cryogenic RF technologies

Out of the Fog and Hypres win contracts to develop cryogenic radio frequency systems and quantum memory technologies.

Defense Systems Update

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