From what you can read on the Internet, yes it appears to really be a thing. Read up on Kessler Syndrome to understand a bit more on the subject. The problem i

From what you can read on the Internet, yes it appears to really be a thing. Read up on Kessler Syndrome to understand a bit more on the subject. The problem is not just about satellites, but random debris flying unpredictably on orbit. When there starts to be a critical number, the odds to hit something start to raise in the "very possible" territory. The Wikipedia page for Kessler Syndrome even state that, currently, one satellite is destroyed every year by junk. That's only going to increase if nothing is done.