Five deep-sky challenges for spring – Astronomy Now astronomynow.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from astronomynow.com Daily Mail and Mail on Sunday newspapers.
Way back in 1979, astronomers spotted two nearly identical quasars that seemed close to each other in the sky. These so-called 'Twin Quasars' are actually separate images of the same object.
NASA s Hubble Shares Image of Very Rare Einstein Ring techtimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from techtimes.com Daily Mail and Mail on Sunday newspapers.