4 ms·Humanity's satellite habit could end up choking Earth's ozone layer3 points by ljf 2y agognabgib 2y agoDiscussion (181 points, 13 days ago, 116 comments) https://news.ycombinator.com/item?id=40667786 https://news.ycombinator.com/item?id=40667786ljf 2y agoThanks - I did wonder if it had been posted previously, but didn't have chance to check on my phone.