Radio One 91FM

Last week, the world caught its first glimpse of the supermassive black hole at the centre of the Milky Way. Sagittarius A Star is the second black hole to ever be imaged. The feat was accomplished by the Event Horizon Telescope collaboration - a global network of observatories working collectively to observe with black holes. R1 News's Seb Rice-Walsh spoke to University of Otago Astrophysicist Jonathan Squire about black holes and the incredibly difficult task of imaging them.