Ten small satellites were launched from 11km above Earth's surface.
The shift toward mega-constellations is a challenge for global space governance.
So long as small satellites are in low Earth orbit – and most likely they will be – the Earth's "vacuum cleaner" will clean them up.
Back of the net! Litter-picking mission will leave space junk caught up in a web.
Just about anyone can get a tiny, cheap satellite into orbit these days. As we consider how to deploy them responsibly, inspiration comes from an amateur community of enthusiasts.