[2] She earned her PhD in 2001 and helped design the camera for the telescope that was used as part of the initial Sloan Digital Sky Survey (SDSS).
[3][4] She also was in charge of the SDSS-III domain for the Sloan Extension for Galactic Understanding and Exploration (SEGUE) project[5] and is the primary investigator on SEGUE-2.
[13][14] She served as the interim director of UCO from the retirement of Claire Max in July 2021 until the appointment of Bruce McIntosh in September 2022.
[15][16][17] Rockosi was a lead on the SDSS-III area of the Sloan Extension for Galactic Understanding and Exploration (SEGUE) project which used light spectra from over 200,000 stars in the Milky Way to map out the galaxy.
Her work uses the position, motion, and chemical composition of ancient stars to better inform our understanding of the Milky Way's evolution and properties.