As soon as night falls, look high up in the eastern sky to see the three stars of the Summer Triangle: Vega, Deneb and Altair. The lowest of them, Altair, is the brightest star in Aquila (AK-will-uh) ...
Last Wednesday a white-dwarf star erupted in the constellation Delphinus, producing the brightest nova since 2007. Currently shining at magnitude 4.9, the nova is visible to the naked eye from dark ...