One of my plans for my retirement days is to make a cubesat that uses a solar sail to gain momentum and then somehow give that momentum to space junk so that th

One of my plans for my retirement days is to make a cubesat that uses a solar sail to gain momentum and then somehow give that momentum to space junk so that the junk falls down to atmosphere faster. Then use the sails again to increase the momentum of the space garbage collector for the next piece of garbage. Unfortunately this plan has still quite a few gaping holes in it.