Behold the Milky Way's supermassive black hole in first-ever photo

Astronomers have at long last seen the center of the Milky Way galaxy, unmasking a giant black hole, a celestial vortex 26,000 light-years from Earth that should otherwise be hidden from sight.

An international team of researchers released on Thursday a snapshot of the supermassive black hole known as Sagittarius A*, spied...