asteroseismology; stellar seismology
Scientific term for the study of stellar interiors by observing oscillations on the surface of stars.
Asteroseismology is one method for probing the internal structure of stars.
Helioseismology, specifically for the Sun; 星震学 is the broader term for stars in general.
Compound of 星 (star) + 震 (quake, oscillation) + 学 (study), modeled after 地震学 (seismology).