Biologist Jocelyne DiRuggiero and her graduate and undegraduate students study microorganism communities that could hold keys to how early life developed and how their evolution could help humans survive on other planets.
Make a Difference in the Earth's Future
The Morton K. Blaustein Department of Earth and Planetary Sciences offers programs of study and research in fields such as atmospheric science, ecology, geochemistry, geology, geophysics, oceanography, paleoecology, and planetary science.
- Degrees Offered BA, PhD
- Major Earth & Planetary Sciences
- Minor Earth & Planetary Sciences, Energy
Explore the Department
Faculty
Our faculty’s research areas cover the Earth and beyond: atmosphere, oceans, and climate; geochemistry; geology and geophysics; global change science; ecology and paleoecology; and planets.
Undergraduate Program
Students can earn a bachelor’s degree in earth and planetary sciences, environmental science, or environmental studies.
PhD Program
The graduate program is designed to educate scientists who will make fundamental and lasting contributions to their fields.
News & Announcements
EPS graduate students Caroline Newell and Nathan Otto awarded prestigious NSF GRFP
Two E&PS PhD students, 1st year student Caroline Newell and incoming student Nathan Otto, received awards from the NSF Graduate Research Fellowship Program. The prestigious fellowship is awarded to promising young […]
2025 Mid-Atlantic Geobiology Symposium to be held in the EPS Department at Johns Hopkins University
The Department of Earth and Planetary Sciences at Johns Hopkins University will host the 2025 Mid-Atlantic Geobiology Symposium on February 28, 2025. The goal of this one-day symposium is to […]