The Center for Astrophysics (CfA) provides world-class opportunities for academic training and career development in astrophysics. It is home to the Harvard University Department of Astronomy, which ...

Cambridge, MA— A new landmark study has pinpointed the location of the Universe's "missing" matter, and detected the most distant fast radio burst (FRB) on record. Using FRBs as a guide, astronomers ...

Abell 370, a galaxy cluster located nearly 4 billion light-years away from Earth features several arcs of light, including the "Dragon Arc" (lower left of center). These arcs are caused by ...

Using the Event Horizon Telescope (EHT), astronomers have achieved very-long-baseline interferometry test observations at 345 GHz, the highest-resolution such observations ever obtained from the ...

Our knowledge of the events and forces that shaped the early Universe is dependent on our ability to understand the most extreme conditions. On one hand, the Universe’s origin was incomprehensibly ...

What We Know About Galaxies Edwin Hubble, namesake of the Hubble Space Telescope, developed a classification of galaxy shapes, or morphologies, in 1926 that is still widely used today. He categorized ...

The Chandra X-ray Observatory is one of NASA’s premier space telescopes, in operation since 1999. The day-to-day control of the telescope, including telling it what part of the sky to observe, is ...

Mercury pops up toward the end of the month. Look for it quite low in the west, just as the glow of sunset is fading. It's highest and most visible on the 27th. Mars is still visible in the couple of ...

TheThe Fred Lawrence Whipple Observatory (FLWO) is the largest satellite facility of the Smithsonian Astrophysical Observatory (SAO), part of the Center for Astrophysics | Harvard & Smithsonian.

Cambridge, MA--The Event Horizon Telescope (EHT) Collaboration has released new images of the supermassive black hole at the center of the galaxy Messier 87 (M87*) using data from observations taken ...

Understanding the cosmos involves both observation and theory. Observation provides real-world data about how stars, galaxies, and other objects in space behave. Theory connects that data together ...

Cambridge, Mass. – A new study has revealed the true shape of the diffuse cloud of stars surrounding the disk of our galaxy. For decades, astronomers thought this cloud of stars — called the stellar ...