ESOcast 10 Apr 2019, 13:07 UTC The Event Horizon Telescope (EHT) -- a planet-scale array of eight ground-based radio telescopes forged through international collaboration -- was designed to capture images of a black hole. In coordinated press conferences across the globe, EHT researchers revealed that they succeeded, unveiling the first direct visual evidence of a supermassive black hole and its shadow.
Hubblecast HD 20 Feb 2019, 14:00 UTC Born in 1868, Henrietta Leavitt was an astronomer ahead of her time, whose work helped to revolutionise our understanding of the Universe. While working at Harvard Observatory, she began to study stars of fluctuating brightness. She made a crucial observation about these objects, which gave astronomers a new way to measure distances, ultimately leading to such impactful discoveries as the expansion of the Universe.
ESOcast 18 Feb 2019, 09:00 UTC In this ESOcast, six astronomers tell us about the hottest topics in contemporary astronomy. Covering topics ranging from dark matter to exoplanets, these astronomers make the case for why these cutting-edge fields deserve time at ESO's telescopes.