Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10749 Period Covered: 07:00 PM December 17, 2025 - 06:59 PM December 18, 2025 (DOY 352/0000z - 352/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17513 Paul Bennet, Space Telescope Science Institute Proper Motions of Galaxies in the M81 Group: Unleashing the Full Power of HST's 20-year Time Baseline 17780 John Noonan, Auburn University ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10748 Period Covered: 07:00 PM December 16, 2025 - 06:59 PM December 17, 2025 (DOY 351/0000z - 351/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17474 Justin Pierel, Space Telescope Science Institute Pioneering Precision: Advancing Cosmology with the First Statistical Sample of Gravitationally Lensed Supernovae 17708 Yue Shen, Universit ...Continue Reading

INBOX ASTRONOMY NASA's Hubble Sees Asteroids Colliding at Nearby Star for First Time Release date: Thursday, December 18, 2025 2:00:00 PM Eastern Standard Time The spectacular, resulting dust cloud mimics the appearance of a planet. First you don’t see it, now you do! While Hubble astronomers were repeatedly viewing the nearby star Fomalhaut and its planetary system, they suddenly saw a point of light appear out of nowhere. This object did not show up in any of their previous observations. The scientists qu ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10747 Period Covered: 07:00 PM December 15, 2025 - 06:59 PM December 16, 2025 (DOY 350/0000z - 350/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17708 Yue Shen, University of Illinois at Urbana - Champaign The Black Hole Mass - Stellar Mass Relation with Reverberation Mapping AGNs at 1 17759 Kristen McQuinn, Space Telescope Science Inst ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10746 Period Covered: 07:00 PM December 14, 2025 - 06:59 PM December 15, 2025 (DOY 349/0000z - 349/2359z) Program Principal Investigator Program Title Science Observations Scheduled 16743 Taylor Hoyt, University of California - Berkeley A High-accuracy, Geometric Calibration of the Tip of the Red Giant Branch in the Halo of NGC 4258 17207 David Rubin, University of Hawaii ...Continue Reading

INBOX ASTRONOMY NASA’s Webb Observes Exoplanet Whose Composition Defies Explanation Release date: Tuesday, December 16, 2025 10:00:00 AM Eastern Standard Time Bizarre, lemon-shaped world has an atmosphere unlike any ever seen before. In a finding scientists call “an absolute surprise,” a team using NASA’s James Webb Space Telescope has uncovered a rare type of exoplanet whose atmospheric composition challenges current theories of how the planet could have formed. This Jupiter-mass body appears to have an ex ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10745 Period Covered: 07:00 PM December 13, 2025 - 06:59 PM December 14, 2025 (DOY 348/0000z - 348/2359z) 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 17511 Jaya Maithi ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10745 Period Covered: 07:00 PM December 13, 2025 - 06:59 PM December 14, 2025 (DOY 348/0000z - 348/2359z) 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 17511 Jaya Maithi ...Continue Reading

INBOX ASTRONOMY NASA's Roman Telescope Will Observe Thousands of Newfound Cosmic Voids Release date: Monday, December 15, 2025 10:00:00 AM Eastern Standard Time The resulting “big data” will help illuminate the nature of dark energy. What do fizzing champagne glasses and our universe have in common? They’re both full of bubbles! The cosmic bubbles are vast structures hundreds of millions of light-years across. Their walls are outlined by collections of galaxies. The details of these bubbles – their size, sh ...Continue Reading

Earlier reports Convert Day of Year The Hubble Space Telescope Unlocking the Secrets of the Universe Daily Report #10744 Period Covered: 07:00 PM December 12, 2025 - 06:59 PM December 13, 2025 (DOY 347/0000z - 347/2359z) Program Principal Investigator Program Title Science Observations Scheduled 17309 Vihang Mehta, California Institute of Technology Resolved imaging survey of the analogs of high-z massive, star-forming clumps 17511 Jaya Maithil, Smithsonian Institution Astrophysical Ob ...Continue Reading