The Sky Is Falling! [Microwave Surfing]

Longtime readers of this column will recall that the proliferation of space debris in near-Earth orbits is an issue that I have previously expressed concern about. Last May, the inevitable happened when a piece of space debris too small to be tracked has hit and damaged part of the International Space Station, namely, the Canadarm2 robotic arm [1] . The object punctured the thermal blanket and damaged the boom underneath, but fortunately, the instrument is still operational [1] .