Relativistic jets are some of the universe's most powerful particle accelerators, and they're not typically found in spiral galaxies. Adding to the mystery was the size of J2345-0449's black hole, ...

NGC 4941 dazzles in a new Hubble image, showcasing star-forming regions and a supermassive black hole that dramatically ...

Scientists have discovered "space tornadoes" swirling in the centre of our Milky Way galaxy. International researchers made ...