Cambridge, MA What did the universe look like when it was only 2 to 3 billion years old? Astronomers used to think it was a pretty simple place containing relatively small, young star-fo...

Cambridge, MA In the March 4th issue of Science, astronomers report that they have measured the slowest ever motion of a galaxy across the plane of the sky. This distant whirlpool of sta...

Cambridge, MA Forget "Independence Day" or "War of the Worlds." A monstrous cosmic explosion last December showed that the earth is in more danger from real-life space threats than from ...

Aspen, CO Using the Spitzer Space Telescope, a team of astronomers led by Kevin Luhman (Harvard-Smithsonian Center for Astrophysics) has discovered a protoplanetary disk around a surpris...

Cambridge, MA Using the MMT Observatory in Tucson, AZ, astronomers at the Harvard-Smithsonian Center for Astrophysics (CfA) are the first to report the discovery of a star leaving our ga...

Cambridge, MA Astronomy is a science of extremes--the biggest, the hottest, and the most massive. Today, astrophysicist Bryan Gaensler (Harvard-Smithsonian Center for Astrophysics) and c...

San Diego, CA

San Diego, CA Astronomers Jon Miller (Harvard-Smithsonian Center for Astrophysics) and Jeroen Homan (MIT) have seen evidence of hot iron gas riding a ripple in spacetime around a black h...

Atlanta, GA -- In early 2003, Comet Kudo-Fujikawa (C/2002 X5) zipped past the Sun at a distance half that of Mercury's orbit. Astronomers Matthew Povich and John Raymond (Harvard-Smithson...