PhD Astronomy at University of Illinois Urbana-Champaign

Programme overview

The PhD gives broad training in modern astrophysics and astronomy with close faculty contact. Research areas include cosmology, extragalactic astronomy, the interstellar medium, star formation and stellar evolution, exoplanets, and compact objects and gravitational waves.

Faculty: College of Liberal Arts & Sciences | Department: Astronomy | Duration: 96 credit hours from a bachelor's degree; 64 credit hours from a master's degree | Intake: Fall (rarely spring) | Study mode: full-time | Location: Champaign, IL, United States

What you will study

ASTR 501 and 502 (Radiative Processes and Astrophysical Dynamics, 8 hours), proficiency in ASTR 404, 405, 406 and 414, independent study including a first-summer research project (ASTR 590), thesis research (ASTR 599), a preliminary exam passed by the end of the third year, and a dissertation defense.

Official programme page

Application information

Entry requirements

Bachelor's degree or equivalent in astronomy, physics, chemistry, mathematics or a related technical field; minimum GPA 3.0 (A = 4.0). Transcripts, resume or CV, letters of recommendation, personal statement and evidence of an outstanding record of accomplishment. TOEFL or IELTS required for non-native English speakers. Applications and financial assistance requests due January 15.

Domestic applicants: USD 14,908 a year (2026-27). Illinois resident rate. Tuition only for new and continuing graduate students, Fall 2026-Spring 2027 at full-time (12 credit hours per term). Non-Illinois U.S. resident tuition for this programme: $32,204. Excludes campus and mandatory fees, health insura Source

International applicants: USD 32,204 a year (2026-27). International rate. Tuition only for new and continuing graduate students, Fall 2026-Spring 2027 at full-time (12 credit hours per term). Excludes campus and mandatory fees, health insurance, housing and other expenses as the source states them separately Source

Not all graduate programmes offer admission in all terms; term availability is set by each programme of study.

Graduate applicants apply online through the Graduate College application; deadlines and term availability are set by each programme. Medicine, law and veterinary medicine applicants apply directly to their colleges.

Apply through the official page: https://grad.illinois.edu/admissions/apply

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