Aerospace/Defense

“I had trouble sleeping last night, so unfortunately, I’m not at my best,” the billionaire entrepreneur recently told a lawyer during a trial in San Francisco. Later, Mr. Musk added: “I’m…

Balloons get less attention as tools of possible Chinese espionage than cyber theft and paid informants. But outfitted as floating monitoring stations, they shed an image as old-fashioned…

The space agencies for the U.S. and Russia agreed that a Russian spacecraft will fly next month to the International Space Station to retrieve three people, after a leak emerged on the…

Airlines should take advantage of new cloud-based tools, industry consultants said, to help prevent the recent snafus brought on by the use of antiquated and siloed technology at Southwest…

LVIV, Ukraine—From his base at a century-old villa here, computer programmer Dmytro Zhlutenko fielded a call from the front line with an urgent request.A unit had lost one of the aerial…

WASHINGTON—More than three months after Russia started using large numbers of Iranian-made drones against Ukraine, the U.S. is struggling to supply effective systems that can meet the…

The next generation of rockets built to launch U.S. spy satellites into orbit will have to be capable of fending off interference by China and Russia, according to people briefed on a coming…

LONDON—A Virgin Orbit VORB -8.53% Holdings Inc. rocket carrying satellites from the U.K. failed to reach orbit…

SpaceX is pushing to increase its flight rate this year as competitors work to debut new vehicles for the launch market. The rocket-and-satellite company Elon Musk…

The partnership would initially make a satellite-based emergency service available for devices powered by Google’s Android operating system and containing Qualcomm’s premium chips.…