Since 1989, astrophysicist Jonathan McDowell has tracked every human-made object in space. McDowell’s meticulously maintained catalog, updated every few weeks, is more comprehensive and detailed than that of most governments.

From his front-row seat, he has watched with growing alarm as private companies launched dozens, then hundreds, then thousands of satellites over the last decade. So when McDowell heard that a space company called Reflect Orbital plans to launch a satellite to reflect the sun’s light onto the night side of Earth, he heaved a deep sigh.

We summarize the week’s scientific breakthroughs every Thursday.

“It’s an insane…

Read the full article at SCIENCENEWS.ORG