WebCygnus A, most powerful cosmic source of radio waves known, lying in the northern constellation Cygnus about 500,000,000 light-years (4.8 × 1021 km) from Earth. It has the appearance of a double galaxy. For a time it … WebMar 22, 2012 · Cygnus Loop Nebula Wispy tendrils of hot dust and gas glow brightly in this ultraviolet image of the Cygnus Loop nebula, taken by NASA's Galaxy Evolution …

Celestial

WebBoth male and female whooper swans have white plumage with black webbed feet and legs. Their beaks are orange-yellow at the base with a black tip. The markings on their beak can be used to differentiate … WebJul 28, 2014 · The Hourglass Nebula, also known as the Engraved Hourglass Nebula or MyCn18, is a young planetary nebula in Musca constellation. The nebula lies at a distance of 8,000 light years from … totem taxi

Cygnus A astronomy Britannica

WebCygnus is Latin for “swan,” but the constellation is also called the Northern Cross because of the large, distinctive cross shape formed by its brightest stars. It is situated west of the constellation Pegasus, north of Vulpecula, and east of Lyra, and the swan is traditionally pictured as flying south, down the Milky Way. WebCygnus is the 16th largest constellation in the night sky, occupying an area of 804 square degrees. It lies in the fourth quadrant of the northern hemisphere (NQ4) and can be seen … WebMar 8, 2016 · Cygnus is a familiar northern constellation with its brightest star, Deneb, marking the tail of the swan it depicts. ... Queen Leda was seduced by the god Zeus, who took on the shape of a swan during the … post within australia