Patrick Cirdei
Patrick Cirdei
Patrick Cirdei

Patrick Cirdei

More ideas from Patrick

#Astronomy: #Quasar: Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous Galactic Nulcei powered by supermassive central black