Since the 1960s, astronomers have wondered how the Sun's supersonic "solar wind," a stream of energetic particles that flows out into the Solar System, continues to receive energy once it...

The Event Horizon Telescope (EHT) Collaboration has conducted test observations achieving the highest resolution ever obtained from the surface of the Earth, by detecting light from the c...

BHEX combines a network of dedicated partners and the latest in optical communications technology to examine never-before-seen rings of light (photon rings) predicted to exist in black ho...

These images were released to commemorate the 25th anniversary of Chandra. They represent the wide range of objects that the telescope has observed over its quarter century of observation...

Cambridge, MA--An international team of astronomers today announced the discovery of the two earliest and most distant galaxies ever seen, dating back to only 300 million years after the ...

Cambridge, MA--Astronomers have found what is likely the largest planet-forming disk ever seen, which appears like a giant, cosmic butterfly in the night sky. This discovery offers new in...

Cambridge, MA--A new image from the Event Horizon Telescope (EHT) collaboration — which includes scientists from the Center for Astrophysics | Harvard & Smithsonian (CfA) — has uncove...

Cambridge, MA--Astronomers have discovered one of the most powerful eruptions from a black hole ever recorded. This mega-explosion billions of years ago may help explain the formation of ...

A few years ago, astronomers at the Center for Astrophysics | Harvard & Smithsonian (CfA) uncovered one of the Milky Way's greatest secrets: an enormous, wave-shaped chain of gaseous ...

Seamless Astronomy at the Harvard & Smithsonian Center for Astrophysics brings together astronomers, computer scientists, information scientists, librarians and visualization experts ...