March 21, 2025 by A&S News (Abbreviated by Lyuba Encheva)
New research from the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe’s infancy from the earliest cosmic time accessible to humans.
Measuring light that has travelled for almost 14 billion years to reach a telescope high in the Chilean Andes, the two new images reveal t…
What happens when the supermassive black holes at the centre of galaxies collide? This is the question explored in a new article by CITA Postdoctoral fellow Sean Ressler, CITA faculty Bart Ripperda, CITA National Fellow Luciano Combi (University of Guelph/Perimeter Institute, and Caltech faculty Elias Most that just came out in the Astrophysical Journal Letters.
At the centre of almost…
The American Astronomical Society (AAS), a major international organization of professional astronomers, announced today the recipients of some of its 2025 prizes for outstanding achievements in research and education.
This year the prestigious Annie Jump Cannon Award in Astronomy was presented to CITA faculty Maya Fishbach for her “major contributions to the field of gravitational-wav…
An international team of scientists, including CITA faculty Bart Ripperda and CITA graduate student Braden Gail, have made the first-ever detection of a mid-IR flare from Sgr A*.
Using the James Webb Space Telescope, an international team of scientists among whom CITA faculty Bart Ripperda and graduate student Braden Gail, detected for the first time a mid-IR flare from the supermassiv…
CITA Professor Norman Murray has been named a 2025 Fellow of the American Astronomical Society (AAS) for his “seminal contributions to our theories of chaos in the solar system, including planet formation and evolution; and for pioneering new methods for studying the physics of black hole accretion and the effects of stars and supermassive black holes on galaxy formation.”
The American…