Cambridge Festival Speaker Spotlight: Professor Hiranya Peiris

06 March 2025

Hiranya Peiris holds the Professorship of Astronomy (1909) at Cambridge, the first woman to do so in the 115-year history of this prestigious chair. As a cosmologist, she delves into cosmic mysteries at the edge of our understanding, reaching back to the very first moments of the Universe after the Big Bang, often treading the path of high risk and high reward.

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Cambridge Festival Speaker Spotlight: Dr Matt Bothwell

12 February 2025

Dr Matthew Bothwell is an astrophysicist, science communicator and author, and the current Public Astronomer at the Institute of Astronomy, University of Cambridge. Part of Matt’s work is to deliver outreach to schools, run stargazing evenings, give public lectures, and write about all things astronomical. He is also a Bye-Fellow at Girton College, University of Cambridge.

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The environment of the galaxy system ZS7 from the JWST PRIMER programme as seen by Webb's NIRCam instrument.

Webb detects most distant black hole merger to date

16 May 2024

An international team of astronomers, led by the University of Cambridge, has used the James Webb Space Telescope to find evidence for an ongoing merger of two galaxies and their massive black holes when the Universe was only 740 million years old. This marks the most distant detection of a black hole merger ever obtained and the first time that this phenomenon has been detected so early in the Universe.

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This image shows the galaxy EGSY8p7, a bright galaxy in the early Universe where light emission is seen from, among other things, excited hydrogen atoms – Lyman-α emission.

Galaxy mergers solve early Universe mystery

18 January 2024

A team of astronomers, led by the University of Cambridge, has used the NASA/ESA/CSA James Webb Space Telescope to reveal, for the first time, what lies in the local environment of galaxies in the very early Universe.

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