NASA’s Chandra X-ray Observatory and Hubble Space Telescope have been used to study a cluster of stars, nicknamed “Nikhuli," that may be acting as a black hole "delivery system." Credit: NASA/CXC/A. H ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our galaxy's "black hole heart." Credit: ESO ...

Did you know some of the brightest sources of light in the sky come from the regions around black holes in the centers of ...