Space weather radio, Is a listener supported Live Radar Audio Feed. You might be wondering how do they do it? Well they say its easy, you can see the full details HERE

The Air Force Space Surveillance Radar transmits a 216.98 MHz signal into space continually day and night. A radio engineer and long-time spaceweather.com associate listens in on it. When a meteor or satellite passes over the facility he picks up an echo. So if you have any interest in Radio Astronomy then go take a listen.