The Milky Way and other galaxies in the universe harbor many young star clusters and associations, each containing hundreds to thousands of hot, massive young stars known as O and B stars. The star ...

At the heart of Cygnus, one of the most beautiful constellations of the summer sky, beats a source of high-energy cosmic ray particles: the Cygnus Cocoon. An international group of scientists at the ...

The hottest and most massive stars don't live long enough to disperse throughout the galaxy. Instead, they can be found near the clouds of gas and dust where they formed -- and where they will explode ...

The constellation Cygnus, now visible in the western sky as twilight deepens after sunset, hosts one of our galaxy’s richest known stellar construction zones. Astronomers viewing the region at visible ...

The constellation Cygnus, now visible in the western sky as twilight deepens after sunset, hosts one of our galaxy’s richest-known stellar construction zones. Astronomers viewing the region at visible ...