Tsevi Mazeh (Hebrew: צבי מזא"ה; born 1946) is an Israeli astrophysicist. He is a professor of astrophysics at Tel Aviv University.
Biography Tsevi Mazeh was born in Jerusalem. His mother immigrated from Poland before the war and his father came from Białystok to study at the Hebrew University of Jerusalem.
Scientific career He is president of the Institute of Astronomy at Tel Aviv University. He specializes in exoplanet research. He is co-discoverer of HD 114762 b, the first substellar mass object (the status of a planet or brown dwarf remains uncertain) known outside the Solar System. In 2012, Mazeh announced via NASA's Kepler spaceship his team had discovered a pair of planets revolving around a binary star system, reportedly "the first multiple planet arrangement in such a star system."
Awards and recognition Mazeh won the Weizmann Prize for Research in the Exact Sciences in 2009. Mazeh won the Israel Prize for physics research in 2024.
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