Welcome to the Department of Physics and Astronomy at the University of Delaware, where the pursuit of scientific discovery and innovation meets cutting-edge research and academic excellence. Our ...

Satellite megaconstellations are increasingly impacting astronomical observations. Bright satellite streaks are compromising ...

The James Webb Space Telescope caught a glimpse of these violent bundles of gas and stars. The universe's first galaxies were hot messes, according to a recent study. During their younger days, they ...