Eric Walker added The Milky Way’s Black Hole Comes to Light - The New York Times to a number of topics

Eric Walker added Physicists Identify the Engine Powering Black Hole Energy Beams to a number of topics

Eric Walker added Telescopes Unite in Unprecedented Observations of Famous Black Hole | NASA to Black holes, M87 and Messier 87

Eric Walker added First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon to a number of topics

Eric Walker added First M87 Event Horizon Telescope Results. VII. Polarization of the Ring - IOPscience to a number of topics

Eric Walker added The Most Intimate Portrait Yet of a Black Hole - The New York Times to a number of topics

Eric Walker added Messier 87 - Wikipedia to Black holes, M87 and Messier 87

Eric Walker added Infinite Visions Were Hiding in the First Black Hole Image’s Rings - The New York Times to 2009 Event Horizon Telescope (EHT), Black holes and M87

Eric Walker added How They Took the First Picture of a Black Hole - The New York Times to a number of topics

Eric Walker added Black Hole Picture Revealed for the First Time - The New York Times to Laser Interferometer Gravitational-Wave Observatory (LIGO) and M87

Eric Walker added a number of links to M87, and added M87 to Black holes and Messier 87

Eric Walker added M87 and a number of links to Messier 87, and added Messier 87 to Galaxies

Eric Walker added a number of topics and a number of links to Black holes, and added Black holes to Outer space