William Cerny

Employment

Employment history is unavailable.

Education

• Yale University Ph.D.
  2022 - Present
• The University of Chicago B.S.
  2018 - 2022

Projects & Funding

• NSF Graduate Research Fellowship United States National Science Foundation
  2022 - 2027

Publications (48)

• Rubin Observatory Reveals a Dust-shrouded Halo Globular Cluster in Ophiuchus
  The Astrophysical Journal Letters 2026 DOI: 10.3847/2041-8213/aeb122
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• Erratum: “A Pride of Satellites in the Constellation Leo? Discovery of the Leo VI Milky Way Satellite Ultra-faint Dwarf Galaxy with DELVE Early Data Release 3” (2025, ApJ, 979, 176)
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/aeab7c
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• A Deep Look at the Ultra-Faint Milky Way Satellite Virgo III with Rubin Observatory Data Preview 2
  The Open Journal of Astrophysics 2026 DOI: 10.33232/001c.172595
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• Discovery of the Distant, Ultra-faint Milky Way Satellite Aquarius IV with the Vera C. Rubin Observatory Early Data Preview 2
  Research Notes of the AAS 2026 DOI: 10.3847/2515-5172/ae993b
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• The DECam MAGIC Survey: Uncovering the Tidal Tails of the Crater II Dwarf Galaxy
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae7f1f
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• Not-so-heavy Metal(s): Chemical Abundances in the Ultrafaint Dwarf Galaxies Eridanus IV and Centaurus I
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae5a3e
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• Willman 1 Revisited: The Kinematics, Chemistry, and Orbital Properties of a Potentially Disrupting Dwarf Galaxy
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae4a2a
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• Mapping the Distant and Metal-poor Milky Way with SDSS-V
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae448a
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• DELVE Milky Way Satellite Galaxy Census. I. Satellite Population and Survey Selection Function in DES, DELVE, and Pan-STARRS
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae4479
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• Ultra-faint Milky Way Satellites Discovered in Carina, Phoenix, and Telescopium with DELVE Data Release 3
  Chin Yi Tan, W. Cerny, Andrew B. Pace +76 more
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae43e2
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• Enrichment by the first stars in a relic dwarf galaxy
  Nature Astronomy 2026 DOI: 10.1038/s41550-026-02802-z
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• No Observational Evidence for Dark Matter Nor a Large Metallicity Spread in the Extreme Milky Way Satellite Ursa Major III/UNIONS 1
  The Astrophysical Journal Letters 2026 DOI: 10.3847/2041-8213/ae29b8
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• The Keck/DEIMOS Stellar Archive. I. Uniform Velocities and Metallicities for 78 Milky Way Dwarf Galaxies and Globular Clusters
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae290d
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• The DECam MAGIC Survey: A Wide-field Photometric Metallicity Study of the Sculptor Dwarf Spheroidal Galaxy
  The Astrophysical Journal 2025 DOI: 10.3847/1538-4357/ae0039
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• The DECam MAGIC Survey: Spectroscopic Follow-up of the Most Metal-poor Stars in the Distant Milky Way Halo*
  The Astrophysical Journal 2025 DOI: 10.3847/1538-4357/adf846
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• Spectroscopic Analysis of Pictor II: a very low metallicity ultra-faint dwarf galaxy bound to the Large Magellanic Cloud
  The Open Journal of Astrophysics 2025 DOI: 10.33232/001c.142989
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• Deep Photometric Observations of Ultrafaint Milky Way Satellites Centaurus I and Eridanus IV*
  The Astrophysical Journal 2025 DOI: 10.3847/1538-4357/adc67e
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• Streams, Shells, and Substructures in the Accretion-built Stellar Halo of NGC 300
  The Astrophysical Journal Letters 2025 DOI: 10.3847/2041-8213/adbf17
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• A Pride of Satellites in the Constellation Leo? Discovery of the Leo VI Milky Way Satellite Ultra-faint Dwarf Galaxy with DELVE Early Data Release 3
  The Astrophysical Journal 2025 DOI: 10.3847/1538-4357/ad9b0c
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• Discovery and Spectroscopic Confirmation of Aquarius III: A Low-mass Milky Way Satellite Galaxy
  The Astrophysical Journal 2025 DOI: 10.3847/1538-4357/ad8eba
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