Helioseismology is the study of oscillations or waves in the sun's interior. This niche area of research requires a specific skill set and interest in the subject matter. Some synonyms that can be used to describe helioseismology include solar seismology, asteroseismology, and stellar seismology. These terms all refer to the same general field of study but may have a slightly different focus or scope. Another related term is space weather, which encompasses various phenomena such as coronal mass ejections and solar flares that can impact Earth's magnetic field and technology. Overall, helioseismology and its synonyms share a fascination with understanding the inner workings of our closest star.