Ay 123. Structure and Evolution of Stars. 9 units (3-0-6); first term, 2025-26. Prerequisites: Ay 101; Ph 125 or equivalent (undergraduates). Thermodynamics, equation of state, convection, opacity, radiative transfer, stellar atmospheres, nuclear reactions, and stellar models. Evolution of low- and high-mass stars, supernovae, and binary stars.
Instructor: Fuller

Ay 141 abc. Research Conference in Astronomy. 2 units (1-0-1); first, second, third terms, 2025-26. Oral reports on current research in astronomy, providing students an opportunity for practice in the organization and presentation of technical material. A minimum of two presentations will be expected from each student each year. In addition, students are encouraged to participate in a public-level representation of the same material for posting to an outreach website. This course fulfills the option communication requirement and is required of all astronomy graduate students who have passed their qualifying exam. It is also recommended for astronomy seniors; non-seniors can attend but cannot take the course for credit. Graded pass/fail.
Instructors: Hillenbrand, Hallinan, Fuller