Yuxi (Lucy) Lu Research Interests Stars Galaxies & the ISM I was born and raised in Guangzhou, China. I am a PhD student at Columbia University and AMNH. I love skiing, hiking, camping, scuba diving and playing board games in my free time! Research Topics Stellar physics, Rotation periods of low mass stars, galactic archeology. Current Research Currently, I work on measuring the rotation periods of stars in ZTF field and comparing simulations with observation to understand the formation of the Milky Way.