The Emerging Business of Cleaning Up Space Junk
Companies are building spacecraft specifically designed to capture and deorbit dead satellites, though the emerging industry's business model still depends heavily on future debris-removal regulation.
The Global Race to Write Rules for the Deep Sea, Orbit, and the Arctic
Diplomats are racing to update decades-old international agreements for the deep sea, satellite orbits, and the Arctic — even as commercial activity in those spaces moves faster than negotiations can keep up.
Why the Universe’s First Galaxies Are Confusing Astronomers
New deep-field observations keep turning up early galaxies more massive than standard models predicted, and astronomers are still working out whether the models or the measurements need to change.