Quasars and their embedded supermassive black holes are exceedingly brilliant. We regularly see them at very massive distances, equivalent to a time within...
Help! EarthSky needs your support to continue. Our yearly crowd-funding campaign is going on now. Donate here.
We’ve all seen the unimaginable photos of...
Managing the impacts
Instantly after the primary Starlink satellites launched in 2019, the astronomical group reached out to a number of satellite operators —...