Telescope first: Magellan Adaptive Optics Eyepiece Observing

Two nights ago, for the first time in history, astronomers from University of Arizona and Carnegie's Yuri Beletsky at Las Campanas Observatory used the Clay Magellan telescope together with Magellan Adaptive Optics (MagAO) to look at the sky through an eyepiece at the ful

Chemical fingerprints of ancient supernovae found

Pasadena, CA— A Carnegie-based search of nearby galaxies for their oldest stars has uncovered two stars in the Sculptor dwarf galaxy that were born shortly after the galaxy formed, approximately 13 billion years ago.  The unusual chemical content of the s

Caught in the act: Cosmic radio burst

Fast radio bursts are quick, bright flashes of radio waves from an unknown source in space. They are a mysterious phenomenon that last only a few milliseconds, and until now they have not been observed in real time.