An immense black hole 100,000 times bigger than the sun has been discovered at the heart of the Milky Way. The enormous void, which lies around 25,000 light years from Earth, could help scientists uncover the how stars, galaxies and even life itself came to be in the universe. ..." According to reports, this newly-discovered black hole could rank as the second largest ever seen in the Milky Way. Despite its immense size, scientists have called it a "mini me" version of its super-massive "cousin" known as Sagittitarius A*.