do the navies / air forces etc. of other nations also report events like these? how about USAF? Non-military observers, weather airplanes, etc? I always h

do the navies / air forces etc. of other nations also report events like these? how about USAF? Non-military observers, weather airplanes, etc? I always hear it's "US Navy" but it would seem odd aliens have a predilection for popping in front of only one very specific military organization on the planet.