A. Udalski

University of Warsaw — Poland

Physics and Astronomy · Physical Sciences

71h-index21.4kcitations1.2kworks3.62yr avg
OpenAlex↗ORCID↗Google Scholar↗Lab page↗

Accepting Students?

No reports yet. Know if this professor is taking students?

Research Topics

Stellar, planetary, and galactic studies(779), Astronomy and Astrophysical Research(689), Astronomical Observations and Instrumentation(373), Astrophysics and Star Formation Studies(259), Gamma-ray bursts and supernovae(252)

Publications1.2k total

KMT-2024-BLG-0816/OGLE-2024-BLG-0519 -- A Microlensing Event with Candidate Free-Floating Planet Lens and Blended Light
ArXiv.org·2026Open Access
A free-floating-planet microlensing event caused by a Saturn-mass object
Science·2026· 2 citedOpen Access
KMT-2024-BLG-0816/OGLE-2024-BLG-0519 -- A Microlensing Event with Candidate Free-Floating Planet Lens and Blended Light
arXiv (Cornell University)·2026Open Access
A free-floating-planet microlensing event caused by a Saturn-mass object
arXiv (Cornell University)·2025Open Access
KMT-2022-BLG-1818Lb,c: A Cold Super-Jupiter with a Saturn Sibling
The Astronomical Journal·2025Open Access
HST pre-imaging of a free-floating planet candidate microlensing event
Astronomy and Astrophysics·2025Open Access
Four Giant Planets from 2024 KMTNet Microlensing Campaign
arXiv (Cornell University)·2025Open Access
Identification of new Galactic symbiotic stars with SALT–II. New discoveries and characterization of the sample
Monthly Notices of the Royal Astronomical Society·2025· 1 citedOpen Access
Identification of new Galactic symbiotic stars with SALT -- II. New discoveries and characterization of the sample
arXiv (Cornell University)·2025Open Access
Be Star Demographics: A Comprehensive Study of Thousands of Light Curves in the Magellanic Clouds
The Astrophysical Journal·2025Open Access
Six binary brown dwarf candidates identified by microlensing
Astronomy and Astrophysics·2025Open Access
A comprehensive analysis of three microlensing planet candidates with the planet/binary degeneracy
Monthly Notices of the Royal Astronomical Society·2025Open Access
Three Binary-source Binary-lens Microlensing Events from the 2024 Microlensing Campaign
Publications of the Astronomical Society of the Pacific·2025
A Comprehensive Analysis of Three Microlensing Planet Candidates with the Planet/Binary Degeneracy
arXiv (Cornell University)·2025Open Access
Microlensing Optical Depth, Event Rate, and Limits on Compact Objects in Dark Matter Based on 20 Yr of OGLE Observations of the Small Magellanic Cloud
The Astrophysical Journal Supplement Series·2025· 4 citedOpen Access
Three binary-source binary-lens microlensing events from the 2024 microlensing campaign
arXiv (Cornell University)·2025Open Access
Six microlensing planets detected via sub-day signals during the 2023 -- 2024 season
arXiv (Cornell University)·2025Open Access
OGLE-2014-BLG-1760: A Jupiter–Sun Analogue Residing in the Galactic Bulge
The Astronomical Journal·2025Open Access
Four binary microlenses with directly measured masses
Astronomy and Astrophysics·2025Open Access
KMT-2024-BLG-0404L: A triple microlensing system consisting of a star, a brown dwarf, and a planet
Astronomy and Astrophysics·2025Open Access
page 1 of 60Next →

Frequent Co-authors

M. K. Szymański(36), I. Soszyński(33), G. Pietrzyński(30), Ł. Wyrzykowski(29), K. Ulaczyk(26), D. P. Bennett(24), M. Kubiak(23), I. A. Bond(21), Andrew Gould(21), P. J. Tristram(18), R. Poleski(17), T. Sumi(17), Nicholas J. Rattenbury(16), Y. Muraki(15), D. L. DePoy(15), S. Kozłowski(14), Jean‐Philippe Beaulieu(14), O. Szewczyk(14), P. C. M. Yock(14), Cheongho Han(14)