Boom Supersonic, the company aiming to create commercial planes that can travel faster than the speed of sound, have successfully tested their XB-1 jet. According to the company, the jet was able to fly without producing a sonic boom that was audible from the ground.

During the second supersonic flight of the XB-1 technology demonstrator today, the jet exceeded Mach 1 three times without a boom being detected by microphones on the desert floor below.