NASA's X-59 hits key supersonic test with afterburner tests Afterburner tests ensure X-59 jet meets supersonic speed requirements X-59 to fly over US areas to test public perception of quieter flights ...

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video of the test flight. The flight at the Mojave Air & Space Port in ...

STORY: The return of supersonic air travel just might have come a step closer. U.S. startup Boom Supersonic sent its XB-1 jet through the sound barrier on Tuesday. It says the test flight over the ...

About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first privately funded airplane to break the sound barrier during a test ...

More than 20 years after the Concorde made its final flight, a new jet has smashed the sound barrier as it charts a course towards commercial supersonic flights by the end of the decade. Dubbed the XB ...

The return of supersonic travel has been remarkably slow for anything faster than the speed of sound, but a major milestone was reached on January 28, when the Boom Supersonic completed its first ...

Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...

Editor’s note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. The return of ...

The Boom XB-1 single-seat supersonic aircraft developed by US civil aircraft manufacturer Boom Supersonic broke the sound barrier for the first time on Tuesday during a test flight over the Mojave ...