As we gaze into the universe, we've discovered most galaxies have a supermassive black hole lurking near the center.

This is the gargantuan black hole that lives at the centre of our galaxy, pictured for the very first time. Known as Sagittarius A*, the object is a staggering four million times the mass of our Sun.

A research team led by Assistant Professor Makoto Miyoshi of the National Astronomical Observatory of Japan (NAOJ) has independently re-analyzed observation data of the supermassive black hole at ...