Astronomers have captured images of two stellar explosions—known as novae—within days of their eruption and in unprecedented ...

A new set of computer simulations may finally explain several long-standing mysteries surrounding gigantic radio "relics" that appear when galaxy clusters collide.

Almost every image that will be taken by future space observatories in low-Earth orbit could be tainted due to light contamination from satellites. That is according to a new analysis from researchers ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

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 ...

There is a way out of this trap, but it requires a fundamental shift in how NASA thinks about astrophysics procurement. It is time to stop buying hardware and start subscribing to outcomes. It is time ...

Our best theory of the universe might be breaking apart! The new data we're receiving from space telescopes is creating more ...

Neutrinos are tiny subatomic particles that barely interact with matter. They can pass through planets without stopping. The ...

Based on a list compiled by the American Institute of Physics, UNG had 19 physics graduates in 2023-24. As impressive as ...