Share After seeing Elon Musk send thousands upon thousands of satellites into low-Earth orbit, it’s only natural to wonder, why can’t we launch all our junk into space, too? Or even straight into the sun? (You asked. We answered.) Aside from the moral quandaries raised by such poor stewardship of our already disheveled solar system, Earthlings probably haven’t made a habit of beaming literal garbage into space yet because we simply can’t afford to. “It’s not cost-feasible at all. You require a lot of thrust and a lot of fuel…