It is, but unsurprisingly, American culture usually works with this kind of plot in the same way real cops often do in America.
The very idea of cops starting a shootout doesn't leave much difference between Spacecops and Spacebandits.
Let's assume someone eventually calls the Spacecops to deal with Humans bothering the rest of the universe with radio.
Once they arrive and find out what we're really up to, what will they do?