Atomic and Molecular Physics, High Energy Astrophysics, Optical and Infrared Astronomy, Radio and Geoastronomy, Solar, Stellar, and Planetary Sciences, Theoretical Astrophysics, Harvard University ...

CfA Colloquia offer an opportunity for scientists, engineers, and staff to hear about topics at the forefront of astrophysical research from leaders in their field. Themes range from upcoming NASA ...

Looking for hidden structures and unusual stars that reveal the Milky Way’s history. Since our galaxy grew by merging with and eating other galaxies, traces of that violent past are visible in the ...

Everything you’ve ever seen or experienced on Earth was once a nebulous collection of floating gas and dust. Science is starting to understand how those particles came to take the forms you recognize ...

The Milky Way is our galactic home, part of the story of how we came to be. Astronomers have learned that it’s a large spiral galaxy, similar to many others, but also different in ways that reflect ...

Black holes are some of the most fascinating and mind-bending objects in the cosmos. The very thing that characterizes a black hole also makes it hard to study: its intense gravity. All the mass in a ...

How can we expand the limits of human knowledge further into the unknown? The Center for Astrophysics is a collaboration between the Smithsonian Astrophysical Observatory and Harvard College ...

Humans have studied the stars for thousands of years. To many cultures, stars were the metaphor for constancy, while everything else moved and changed. Modern stellar astronomy showed that stars do ...

From its establishment in 1966 as the Smithsonian Mount Hopkins Observatory, FLWO has hosted a world-class suite of telescopes designed for a wide variety of purposes. The largest visible-light ...

The Fred Lawrence Whipple Observatory (FLWO), part of the Center for Astrophysics | Harvard & Smithsonian, is a major observatory based in Mount Hopkins, Arizona. Alongside its status as an active ...

The Milky Way alone probably contains hundreds of billions of planets, based on the thousands of exoplanets we’ve already identified. These planets share a history and origin with their host stars, ...

Venus blazes at its brightest for the year after sunset, then Mars and Jupiter to rule the night amid the menagerie of bright winter stars. The Moon’s many engagements, what’s the right term for a ...