Picture the space around Earth filled with tens of thousands of communications satellites. That scenario is slowly coming into being, and it has astronomers concerned. Now, a group of astronomers has written a paper outlining detailed concerns, and how all of these satellites could have a severe, negative impact on ground-based astronomy.
![](https://scx1.b-cdn.net/csz/news/tmb/2020/astronomersh.jpg)
Source:
https://phys.org/news/2020-02-astronomers-satellite-constellations.html