We’re seeing continued significant interest in US military flights over the past few days, nearly all of our most tracked flights this week have been been US Air Force aircraft. Why do they disappear from the map over the ocean? It’s the type of transponder they’re using. You can learn more about how we track flights without ADS-B at https://www.flightradar24.com/blog/how-we-track-flights-with-mlat/ | Flightradar24.com