OB Associations

Astronomers Find Dozens of Massive Stars Fleeing the Milky Way

The Milky Way can't hold onto all of its stars. Some of them get ejected into intergalactic space and spend…

1 year ago

Cygnus X – A Cosmic-ray Cocoon

[/caption] Situated about 4,500 light-years away in the constellation of Cygnus is a veritable star factory called Cygnus X... one…

13 years ago