What are the key scientific challenges for astronomy and astrophysics in the next decade? Pathways to Discovery in Astronomy and Astrophysics for the 2020s identifies the most compelling science goals ...

The University of Minnesota-connected citizen science platform logs its one billionth contribution to scientific knowledge.

Thought to make up 85% of matter in the universe, dark matter is nonluminous and its nature is not well understood. While normal matter absorbs, reflects, and emits light, dark matter cannot be seen ...

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 ...

As the James Webb Space Telescope (JWST) delights stargazers with breathtaking images and groundbreaking discoveries — like the recent revelation that a planet 700 light-years away has a carbon ...

Breakthroughs in astrophysics could reshape our understanding of the universe in the next decade. Observations of gravity waves could prove Einstein’s theory of general relativity, or tip physics on ...

The Department of Physics and Astronomy at the University of Delaware is a vibrant hub of scientific inquiry, encompassing a diverse range of research areas that push the boundaries of human ...

On February 24, 1987, a spectacular signal was seen as never before. From 165,000 light-years away, the first signals from a recently destroyed star — a core-collapse supernova — arrived on Earth.

Knowledge of astronomy and astrophysics is crucial to understanding some of the most fundamental questions of our universe. We cannot know the origins of anything—from galaxies to black holes to life ...

With some regularity, I get asked the difference between astronomy and astrophysics. I suppose I’m a good person to ask: Of my three degrees, two of them are in “astronomy and astrophysics”. But what ...