Cambridge, MA - A giant black hole ripped apart a star and then gorged on its remains for about a decade, according to astronomers. This is more than ten times longer than any observed...

Galaxies today fall roughly into two categories: elliptically-shaped collections of reddish, old stars that formed predominantly during a period early in the history of the universe, and ...

On January 14th, "Black Holes: Space Warps and Time Twists" opened at the Strategic Air Command Museum in Ashland, Nebraska. It will remain on exhibit until June 4th.Developed by the CfA ...

A blazar is a galaxy whose central nucleus is bright at wavelengths from the low energy radio band to high energy gamma rays (each gamma ray photon is over a hundred million times more en...

Cambridge, MA -

Galaxy clusters have long been recognized as important laboratories for the study of galaxy formation and evolution. The advent of the new generation of millimeter and submillimeter wave...

Cambridge, MA - Astronomers have discovered a cosmic one-two punch unlike any ever seen before. Two of the most powerful phenomena in the Universe, a supermassive black hole, and the c...

The last two decades have seen an explosion of detections of exoplanets, as the sensitivity to smaller planets has dramatically improved thanks especially to the Kepler mission. These dis...

CfA astronomer and Harvard professor of astronomy and physics John Kovac has been named a recipient of the Presidential Early Career Award for Scientists and Engineers (PECASE). It is the...

Cambridge, MA - The 11 farthest known stars in our galaxy are located about 300,000 light-years from Earth, well outside the Milky Way's spiral disk. New research by Harvard astronomer...