Sightings of the secretive B-21 Raider flying at high altitude continue. And we can't get enough of the incredible photos ...

BalMan, a high-altitude balloon developed by Toulouse-based Hemeria, has completed its first test flight, validating stratospheric safety and reliability.

The successful test validated that it is safe for future flights to hit 30,000 feet agl—the altitude at ... the anticipation ...

It had been a long week for Gino Cicerone and Jasmine Hruska leading up to the launch of the first night flight in the ...

New Delhi, Nov. 11 -- Russia and Ukraine have exchanged record numbers of drone strikes. Ukraine fired an unprecedented ...

“The Proxis was a perfect passenger for our flight,” Sent Into Space’s Head of Projects, D., Chris Rose said. “Incredibly ...

Sceye’s high altitude platform system is designed to float in the stratosphere and monitor methane leaks and other events.

Boom Supersonic's XB-1 hits a new speed milestone of 629 mph, bringing it closer to breaking the sound barrier—setting the ...

THE supersonic jet that could fly passengers from London to New York City in 3.5hours has reached a new top speed in its ...

The aircraft maintained stable flight characteristics while reaching 629 mph and ascending to an altitude of ... safety at ...

Some 80% of weather radiosondes—remote measurement instruments containing plastic, batteries and electronic parts—end up lost ...