An Ultramassive Black Hole
J1532 X-ray: NASA/CXC/Stanford/J.Hlavacek-Larrondo et al, Optical: NASA/ESA/STScI/M.Postman & CLASH team One of the most powerful things in the universe wears a sparkly purple coat. Well, at least it looks that way in this image combining data from NASA’s Chandra X-ray Observatory and the Hubble Space Telescope. This is an image of the galaxy cluster RX …