Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #10903

Period Covered:
08:00 PM May 20, 2026 - 07:59 PM May 21, 2026
(DOY 141/0000z - 141/2359z)

Program Principal Investigator Program Title
Science Observations Scheduled
17520 Louise Breuval, Space Telescope Science Institute - ESA A 1% cross-calibration of Cepheids, TRGB, and JAGB in five nearby galaxies with HST
17716 Michael McDonald, Massachusetts Institute of Technology Probing Multiphase Cooling Via OVI Emission in the Cores of the Most Extreme Cooling Flows
17804 R. O. Loyd, Eureka Scientific Inc. STELa: Survey of Transiting Exoplanets in Lyman-alpha
17930 Moire Prescott, New Mexico State University A Complete Sample of Ionization Echoes Around Fading AGN
18001 Sarah Peacock, University of Maryland Baltimore County Completing Panchromatic Spectra for High Priority HWO Target Stars
18010 Benjamin Proudfoot, University of Central Florida Board of Trustees A Search For The Moons of Mid-Sized TNOs
18011 Na'ama Hallakoun, Weizmann Institute of Science White dwarfs with inconsistent ages in young open clusters
18036 Monique Aller, Georgia Southern University Res. & Svc. Foundation, Inc Multiwavelength Extinction Curves in Distant Galaxies
18056 David Rupke, Rhodes College Growing in the Wind: OVI Spectroscopy of Cool Clouds mixing with a Hot CGM
18061 Michael Jones, California Institute of Technology Hubble Census of Nearby Satellites
18068 Nitya Kallivayalil, The University of Virginia Dynamically Mapping the Satellite Galaxies in the Outer Halo of the Milky Way
Calibration Observations Scheduled
17947 Aidan Pidgeon, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor Part 2
17976 Jenna Ryon, Space Telescope Science Institute ACS Internal CTE Monitor
18155 Matthew Dallas, Space Telescope Science Institute STIS CCD Dark Monitor Part 2
18158 Joshua Lothringer, Space Telescope Science Institute STIS CCD Bias and Read Noise Monitor Part 2