PhD in Astronomy and Planetary Science

Northern Arizona University in Flagstaff blends a broad academic portfolio with an environment that inspires outdoor learning and applied research. Established in 1899, NAU enrolls nearly 30,000 students, including about 1,400 international learners, and offers roughly 263 undergraduate and graduate programs across liberal arts, STEM, education, and professional fields. The campus combines small-class engagement, accessible faculty, and research-active departments to support student progression and hands-on learning.

NAU emphasizes sustainability and environmental stewardship, leveraging its northern Arizona setting for field-based coursework and research projects focused on water, forest, and climate challenges. Students can participate in faculty-led research, community-engaged initiatives, and experiential learning tied to regional and global issues. Campus life is active, with numerous student organizations, outdoor recreation options, and cultural events that build community and practical skills outside the classroom.

International students will find dedicated advising, orientation programs, and support services to ease academic and cultural transition. NAU's career resources help connect students with internships, research placements, and regional employers to prepare for graduate study or professional roles. With its sustainability focus, research opportunities, and a welcoming campus community, Northern Arizona University is a strong fit for students seeking engaged, place-based learning in a scenic, research-oriented setting.

The PhD in Astronomy and Planetary Science at Northern Arizona University is for students who want to work in research. This PhD program takes a few years to complete and helps students become experts in astronomy or planetary science.

Students take eight core courses and work on a research project with a faculty member. They learn about topics like planetary formation and astronomical techniques. They also get hands-on experience with research projects and learn to present their findings.

Graduates can become research astronomers, planetary scientists, or professors. They can work in government labs, universities, or private industry. Some possible job titles include astrobiologist, planetary geologist, or research physicist.