How fast does a fighter jet go to break a sound barrier? Is breaking the sound barrier illegal? - Quora
![File:US Navy 050330-N-0382O-503 An F-14B Tomcat breaks the sound barrier during the supersonic fly-by portion of an air power demonstration.jpg - Wikimedia Commons File:US Navy 050330-N-0382O-503 An F-14B Tomcat breaks the sound barrier during the supersonic fly-by portion of an air power demonstration.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/6/67/US_Navy_050330-N-0382O-503_An_F-14B_Tomcat_breaks_the_sound_barrier_during_the_supersonic_fly-by_portion_of_an_air_power_demonstration.jpg/1024px-US_Navy_050330-N-0382O-503_An_F-14B_Tomcat_breaks_the_sound_barrier_during_the_supersonic_fly-by_portion_of_an_air_power_demonstration.jpg)
File:US Navy 050330-N-0382O-503 An F-14B Tomcat breaks the sound barrier during the supersonic fly-by portion of an air power demonstration.jpg - Wikimedia Commons
![This F-14A Tomcat is breaking the sound barrier. Note the vapor cone forming around the jet. This is because this plane is creating a sonic boom and is heating the air around This F-14A Tomcat is breaking the sound barrier. Note the vapor cone forming around the jet. This is because this plane is creating a sonic boom and is heating the air around](https://imageproxy.ifunny.co/crop:x-20,resize:640x,quality:90x75/images/962e7643f43e30bfdbbd9b71eee1f357c03e38bb71827bcfdb11709102406a54_1.jpg)
This F-14A Tomcat is breaking the sound barrier. Note the vapor cone forming around the jet. This is because this plane is creating a sonic boom and is heating the air around
![F14 Breaking The Sound Barrier Stock Photo - Download Image Now - Sound Barrier - Natural Phenomenon, Aerospace Industry, Military - iStock F14 Breaking The Sound Barrier Stock Photo - Download Image Now - Sound Barrier - Natural Phenomenon, Aerospace Industry, Military - iStock](https://media.istockphoto.com/id/1351329793/photo/f-14-breaking-the-sound-barrier.jpg?s=612x612&w=0&k=20&c=VXHSYNyB53AwT8swUAiVrqwJlSaE0aoyP09I56LMahw=)