Cygnus the swan is a distinctive cross-shaped constellation best seen in the Northern Hemisphere during the summer and fall months around September. The celestial waterfowl swims through the river of ...

CYGNUS the swan is a beautiful constellation filled with plenty of interesting stars and deep-sky objects. It is visible this time of year almost anywhere in the world: in the northern hemisphere it ...

I have some news to to share. And I suggest you take this lying down. Literally. The next clear night, sprawl on your back and look straight up. Almost directly overhead you'll face a swan of stars ...

Using ESA's INTEGRAL spacecraft, astronomers have detected exceptionally bright X-ray flares from the Cygnus X-1 X-ray binary system. This is the first time that such strong flaring activity has been ...