After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A couple more test flights, and SpaceX plans to launch it into orbit. Get any of ...

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 ...

Gas and dust flowing from stars can, under the right conditions, clash with a star’s surroundings and create a shock wave.

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

In a recent survey of more than 1100 astronomers, almost half have received little or no software training, despite 90% writing at least some of their own code. Jon Cartwright reports on the latest ...

The article details the historical underrepresentation of women in astronomy, highlighting the significant contributions of numerous women despite facing systemic challenges such as limited access to ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Physics is the study of the underlying laws and mechanisms explaining how the universe works. Most of what we do in daily life is based on a principle or law of physics—dealing with forces, motion, ...