The test flight of the XB-1 aircraft is a step in manufacturer Boom Supersonic's goals of building a supersonic passenger jet ...

On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1.

American company Boom achieved a milestone Tuesday as its XB-1 aircraft exceeded the speed of sound for the first time during ...

Boom Supersonic's XB-1 achieved a milestone by successfully breaking the sound barrier on a test flight, marking the first ...

On NASA's Artemis II test flight, the first crewed mission under the agency's Artemis campaign, astronauts will take the ...

The X-59, part of NASA's Quesst program, completes afterburner testing for supersonic speeds with reduced noise.

Flight 7 Recap SpaceX launched Starship Flight 7 on Jan 16 in another afternoon launch. The initial ascent with Booster 14 ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

Suni Williams made some candid comments about her extended stay in space while on a call with students from Needham High ...

Sierra Space officials announced the autonomous spacecraft successfully completed and passed testing milestones in ...

Boom, the American company building what promises to be the world's fastest airliner, broke the sound barrier for its first ...

Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...