The Solar System has eight planets. In 2006, astronomers reclassified Pluto as a dwarf planet, the same class as contains Eris, Sedna, Quaoar, Ceres and perhaps many more solar system sma...

Cambridge, MA -- Astronomers may have detected a "sonic boom" from a powerful blast known as a kilonova. This event was seen in GW170817, a merger of two neutron stars and the first objec...

Over thirty years ago the Infrared Astronomy Satellite discovered that the universe contained many almost invisible yet enormously luminous galaxies - some of them more than a thousand ti...

Thanks to a recent job shadow event, scientists, engineers, and staff at the Center for Astrophysics | Harvard & Smithsonian (CfA) shared information about their research and work lif...

Donning pointe shoes and a poufy pink tutu, Xiaohan Wu gracefully leaps across the marled dance floor. She stoops, collects an intricate hand fan and proceeds to twirl, delicately waving ...

Students and visitors have undoubtedly wondered about the peculiar, spherical sculpture on the rooftop of the Center for Astrophysics | Harvard & Smithsonian. With its giant metallic ...

Cambridge, MA -- The American Astronomical Society (AAS) today launched WWT 2022, the latest version of AAS WorldWide Telescope (WWT), revealing new data and capabilities and providing an...

The Center for Astrophysics | Harvard & Smithsonian now offers virtual tours of two popular facilities on campus: the Great Refractor and the Plate Stacks. Both tours allow visitors t...

Star formation in the Milky Way primarily occurs in long, dense filaments of gas and dust that stretch along the spiral arms. Dubbed "bones" because they delineate the galaxy's densest sk...

One of the most puzzling discoveries in cosmology is the accelerated expansion of the universe, which points to the existence of fundamental physics beyond what established physical laws ...