Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #10610

Period Covered:
08:00 PM July 31, 2025 - 07:59 PM August 01, 2025
(DOY 213/0000z - 213/2359z)

Program Principal Investigator Program Title
Science Observations Scheduled
17517 Hsiao-Wen Chen, University of Chicago CONTACT: Circumgalactic Observations of Nuv-shifted Transitions Across Cosmic Time
17699 Ethan Schreyer, University of California - Santa Cruz Can Lyman-alpha transits quantitatively test atmospheric escape models?
17731 Alex Filippenko, University of California - Berkeley Are All Type IIn Supernovae Terminal Explosions?
17755 David Trilling, Northern Arizona University An HST Snapshot test of a long-standing mystery in the outer Solar System
17770 Daichi Hiramatsu, Harvard University Unveiling the Progenitors of Interacting Supernovae with Resolved Host Galaxy Imaging in the Rest-Frame UV
17916 Tommaso Treu, University of California - Los Angeles Dark matter, the Hubble tension, and the stellar IMF from HST imaging of quadruply imaged quasars
17918 Martina Loriga, Universita di Bologna Unveiling the unseen: a HST first (and only) view of extremely obscured Galactic globular clusters
Calibration Observations Scheduled
17631 Matthew Dallas, Space Telescope Science Institute STIS CCD Dark Monitor Part 3
17633 Joshua Lothringer, Space Telescope Science Institute STIS CCD Bias and Read Noise Monitor Part 2
17655 Alyssa Guzman, Space Telescope Science Institute CCD Daily Monitor (Part 3)
17657 Alyssa Guzman, Space Telescope Science Institute CCD Hot Pixel Annealing
17669 Aidan Pidgeon, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor Part 3
17940 Sten Hasselquist, Space Telescope Science Institute COS FUV LP7 Calibration: Profiles, Traces, Sensitivities, Flat Fields, and Spatial Resolution