Astronomer · The University of Texas at Austin
Searching for the first light.
Steven L. Finkelstein — Professor & Isabel McCutcheon Harte Centennial Chair
Director, Cosmic Frontier Center
Director, Cosmic Frontier Center
Finding and characterizing galaxies seen just a few hundred million years after the Big Bang — measuring the earliest UV luminosity functions and confirming record-breaking redshifts with JWST.
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A surprising population of "little red dots" and the earliest confirmed black holes — how the first supermassive black holes were seeded and grew in the early universe.
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How galaxies build their mass and structure over cosmic time — the abundance of massive early galaxies and the physical properties that connect them to galaxies today.
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How galaxies and black holes reionized the intergalactic medium — using Lyman-alpha emitters and the ionizing-photon escape fraction to find the sources that lit up the universe.
More on this work →Press releases, media coverage, and recorded talks — in one place.
