A combination of X-ray and optical imagery shows the black hole pair known as J0045+41 glowing amid the much closer stars of the Andromeda Galaxy. (X-ray: NASA / CXC / UW / Dorn-Wallenstein et al. Optical: NASA / ESA / J. Dalcanton et al. and R. Gendler)
It turns out that even galaxies can be photobombed.
Imagery from NASA’s Chandra X-ray Observatory and ground-based telescopes reveal what researchers say could be the closest-orbiting pair of supermassive black holes ever seen.
