It’s time to speak out against the unchecked growth of satellite mega constellations

I remember the first time I saw a satellite. I was a teenager, standing in my mildly light-polluted suburban yard and doing my usual stargazing. The satellite was a faint “star” moving slowly and smoothly across the sky, and as I watched it, I felt a mix of awe and wonder that such a thing could be seen—and that humans could put an object into orbit at all. That was a lifetime ago, and I now look back on that evening with more discomfiture than nostalgia; my adolescent naivete feels almost embarrassing... More

(Source: Scientific American - Mar 7)