Pōwehi

“UH Hilo professor names black hole capturing world's attention”, in University of Hawaiʻi News, 2019-04-10, retrieved 2020-03-19: “In April 2017, a groundbreaking observational campaign brought together eight telescopes at six locations around the globe to capture an image of Pōwehi, a supermassive black hole at the center of the Messier 87 galaxy.”