Through amateur radio, you can engage in various activities such as receiving images from the ISS, use various satellites as relay stations, bounce a signal off the moon, or talk to the astronauts on the ISS (as it orbits 400 kilometers above)!

Received image from the ISS, while I was on a parking lot with a radio receiver

To learn more about amateur radio in astronomy (do not confuse it with radio astronomy, it is a different field), click here.

© Anthony Urbano (Manila, Philippines)