Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10612 Period Covered: 08:00 PM August 02, 2025 - 07:59 PM August 03, 2025 (DOY 215/0000z - 215/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17308 Cameron Lemon, Stockholm University An HST Gap Program for lensed Quasars 17310 Michael Koss, Eureka Scientific Inc. A Blue Gap Survey of Nearby Active Galaxies 17770 Daichi Hiramats ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10611 Period Covered: 08:00 PM August 01, 2025 - 07:59 PM August 02, 2025 (DOY 214/0000z - 214/2359z) Program Principal Investigator Program Title Science Observations Scheduled 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 o ...Continue Reading

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 ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10609 Period Covered: 08:00 PM July 30, 2025 - 07:59 PM July 31, 2025 (DOY 212/0000z - 212/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17502 David Thilker, The Johns Hopkins University Resolving gas, star formation and feedback in nearby galaxies with an HST+JWST+ALMA Treasury 17520 Louise Breuval, Space Telescope Science Institute - ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10609 Period Covered: 08:00 PM July 30, 2025 - 07:59 PM July 31, 2025 (DOY 212/0000z - 212/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17502 David Thilker, The Johns Hopkins University Resolving gas, star formation and feedback in nearby galaxies with an HST+JWST+ALMA Treasury 17520 Louise Breuval, Space Telescope Science Institute - ...Continue Reading

JWST Observer Latest News Updates to the MIRI Long-Wavelength Reduced Count Rate New models of the count rate better predict the decrease in future observing cycles. These models will be incorporated into upcoming Build 12.1 of the pipeline (expected November 2025) and Cycle 6 of the JWST ETC. View All JWST Observer News ...Continue Reading

JWST Observer Latest News STScI Invites Scientists To Submit Proposals for JWST Cycle 5 The Cycle 5 Call for Proposals for the James Webb Space Telescope (JWST) General Observer and Survey time and funding for Archival Research has been released. View All JWST Observer News ...Continue Reading

JWST Observer Latest News ETC 5.0 Provides Updates To Support Cycle 5 Proposal Preparation Version 5.0 of the JWST Exposure Time Calculator (ETC) features added support for MIRI WFSS mode and 4 new NIRISS SOSS multi-stripe subarrays, easier sharing and better error messaging, and backend improvements to better support hundreds of simultaneous users. View All JWST Observer News ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10608 Period Covered: 08:00 PM July 29, 2025 - 07:59 PM July 30, 2025 (DOY 211/0000z - 211/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17419 Nathan Smith, University of Arizona A 3-Epoch Time-Lapse Movie of the Kinematics Across the Carina Nebula 17502 David Thilker, The Johns Hopkins University Resolving gas, star formation and fe ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10608 Period Covered: 08:00 PM July 29, 2025 - 07:59 PM July 30, 2025 (DOY 211/0000z - 211/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17419 Nathan Smith, University of Arizona A 3-Epoch Time-Lapse Movie of the Kinematics Across the Carina Nebula 17502 David Thilker, The Johns Hopkins University Resolving gas, star formation and fe ...Continue Reading