An ancient star burst in the Milky Way’s center

New observations reveal that – about a billion years ago – the center of our Milky Way galaxy underwent a period of intense star formation, resulting in over 100,000 supernovae. Source: https://earthsky.org/space/milky-way-center-star-formation-burst-100000-supernova…

A second black hole at our galaxy’s center?

There’s a supermassive black hole – 4 million times our sun’s mass – in the center of our Milky Way galaxy. Astronomers who’ve measured star movements near this central black hole are now saying there might be a 2nd companion black hole near it. Source: https://earthsky.org/space/supermassive-black-hole-milky-way-galaxys-center-may-have-friend…