UF astronomer helps build largest ever 3D map of the universe

Zachary Slepian, Ph.D., an associate professor of astronomy, is part of the international collaboration behind the Dark Energy Spectroscopic Instrument, or DESI. The ambitious five-year survey has produced the largest high-resolution three-dimensional map of the universe ever created, charting the positions of more than 47 million galaxies and quasars across billions of years of cosmic history.

Learn more on the UF News website: news.ufl.edu/2026/04/desi/