Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10822 Period Covered: 07:00 PM February 28, 2026 - 06:59 PM March 01, 2026 (DOY 060/0000z - 060/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17703 Annalisa De Cia, European Southern Observatory - Germany STIS-ISM: STIS ISM Survey in the Milky Way 17726 Haakon Dahle, University of Oslo Time delay cosmography with strong cluster lense ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10822 Period Covered: 07:00 PM February 28, 2026 - 06:59 PM March 01, 2026 (DOY 060/0000z - 060/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17703 Annalisa De Cia, European Southern Observatory - Germany STIS-ISM: STIS ISM Survey in the Milky Way 17726 Haakon Dahle, University of Oslo Time delay cosmography with strong cluster lense ...Continue Reading

JWST Observer Latest News Easily Search the JWebbinar Collection The JWebbinars page has been reorganized by topic to make it easier to find previous sessions. 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 #10821 Period Covered: 07:00 PM February 27, 2026 - 06:59 PM February 28, 2026 (DOY 059/0000z - 059/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17716 Michael McDonald, Massachusetts Institute of Technology Probing Multiphase Cooling Via OVI Emission in the Cores of the Most Extreme Cooling Flows 17746 Andrew Fox, Space Telescope Scienc ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10820 Period Covered: 07:00 PM February 26, 2026 - 06:59 PM February 27, 2026 (DOY 058/0000z - 058/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17716 Michael McDonald, Massachusetts Institute of Technology Probing Multiphase Cooling Via OVI Emission in the Cores of the Most Extreme Cooling Flows 17734 Bart Wakker, Eureka Scientific Inc ...Continue Reading

JWST Observer Latest News The Report from the 19th JSTUC Meeting Is Now Available The report includes feedback, updates, and formal recommendations from the JSTUC meeting held in December 2025. 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 #10819 Period Covered: 07:00 PM February 25, 2026 - 06:59 PM February 26, 2026 (DOY 057/0000z - 057/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17519 Igor Chilingarian, Smithsonian Institution Astrophysical Observatory Chasing the tail: measuring a proper motion of the Coma cluster dwarf ram-pressure-stripped galaxy GMP2640 with its extraord ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10819 Period Covered: 07:00 PM February 25, 2026 - 06:59 PM February 26, 2026 (DOY 057/0000z - 057/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17519 Igor Chilingarian, Smithsonian Institution Astrophysical Observatory Chasing the tail: measuring a proper motion of the Coma cluster dwarf ram-pressure-stripped galaxy GMP2640 with its extraord ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10818 Period Covered: 07:00 PM February 24, 2026 - 06:59 PM February 25, 2026 (DOY 056/0000z - 056/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17461 Vihang Mehta, California Institute of Technology Unlocking the rich potential of JWST slitless spectroscopy with the help of HST: an optical follow-up campaign 17702 Simon Gazagnes, Unive ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10817 Period Covered: 07:00 PM February 23, 2026 - 06:59 PM February 24, 2026 (DOY 055/0000z - 055/2359z) Program Principal Investigator Program Title Science Observations Scheduled 16985 Jessica Lu, University of California - Berkeley Hunting for Black Holes with Astrometric Microlensing 17703 Annalisa De Cia, European Southern Observatory - Germany STIS-ISM: STIS ISM ...Continue Reading