Exploring nature from cosmic to quantum

With its world-renowned faculty and state-of-the-art facilities, the William H. Miller III Department of Physics and Astronomy combines the best aspects of a top research university with the more intimate learning environment typical of small liberal arts colleges.

  • Degrees Offered BA, BS, BA/MA, PhD
  • Major Physics
  • Minor Physics, Space Science and Engineering

Explore the Department

graduate students working on rocket in McCandliss lab

PhD Program

Graduate students have flexibility in choosing their course of research and designing their path through the program.

photo of Professor Tobias Marriage with undergrad students and satellite

Undergraduate

Whether your interest is in astronomy, condensed matter, particle physics, or plasma spectroscopy, you'll find state-of-the-art tools at your disposal.

faculty with two students working on project

Award-winning Faculty

Students have the opportunity to work with experts in a wide range of fields, even as undergraduates.

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News & Announcements

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Danielle Speller Receives Joseph A. Johnson Award for Excellence from AIP and NSBP

Assistant Professor Danielle Speller received the 2024 Joseph A. Johnson Award for Excellence from the American Institute of Physics and the National Society of Black Physicists. Speller is recognized for neutrinoless double beta decay and dark matter research and for mentoring the next generation of aspiring physicists. “Dr. Speller not only explores the secrets of...

Interaction Day at Goddard Space Flight Center a Success

Interaction Day at Goddard Space Flight Center, organized by Space@Hopkins, offered a chance for over 50 department members to learn first-hand about the wide rage of current research being conducted at NASA GSFC. Welcomed by Deputy Operations Project Scientist Andrew Ptak, JHU students and researchers had the opportunity to share their research and learn about...

Robert L. Leheny Elected Fellow of the American Physical Society

Professor and Department Chair Bob Leheny became a 2024 recipient of the American Physical Society Division of Soft Matter Fellowship. His citation reads "for elucidating dynamics of colloidal glasses, nanoparticles in polymer matrices, liquid crystals, and interfacial layers, employing XPCS and active microrheology.”