www.cfa.harvard.edu

What is the universe made of?

Matter and energy are the two basic components of the entire Universe. An enormous challenge for scientists is that most of the matter in the Universe is invisible and the source of most of the energy ...
www.cfa.harvard.edu

For Educators and Students

The CfA, comprised of education researchers, scientists, teachers, media specialists and graduate students, is a national leader in science education. Major projects include the development of ...
www.cfa.harvard.edu

Harvard astronomy seniors kick off careers with thesis presentations at the CfA

The students’ presentations ranged from astrochemistry and Earth-like planet atmosphere formation to unusual movement patterns by red supergiant star Betelgeuse. Cambridge, MA (April 27, 2026) — Six ...
www.cfa.harvard.edu

CfA Colloquia

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 ...
www.cfa.harvard.edu

Computational Astrophysics

Theory is how scientists fit data collected from observation into a system of understanding. However, some astrophysical systems are too complicated to be treated adequately using straightforward ...
www.cfa.harvard.edu

Scientists Map the Hidden Electrical Structure of the U.S., Revealing New Clues About Earth's Interior and Potential Risks to the Power Grid

The work represents the first United States Magnetotelluric Array (USMTArray) comprehensive survey of the electrical properties beneath the continent. Cambridge, MA (May 1, 2026) — A solar storm like ...
www.cfa.harvard.edu

Galaxy Formation and Evolution

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 ...
www.cfa.harvard.edu

PINTofALE (Package for Interactive Analysis of Line Emission)

Astrophysical environments are often strikingly different from those on Earth, but there’s no direct way for astronomers to measure conditions in space. Instead, they must infer environmental ...
www.cfa.harvard.edu

Solar and Heliospheric Observer (SOHO)

The Sun is the only star we can study in detail, providing us with the opportunity to observe stellar internal structure, magnetic fields, and atmosphere. Solar and Heliospheric Observer (SOHO), a ...
www.cfa.harvard.edu

Galaxy Clusters

Mapping the structure of galaxy clusters using the hot plasma that fills the space between galaxies. Even though this plasma’s density is low, its temperature can reach hundreds of millions of degrees ...
www.cfa.harvard.edu

Astronomers Reveal Always-changing Multi-planet System

The work confirms three bodies orbiting the dynamic exoplanet system TOI-201. Astronomers have recently published new research confirming three bodies orbiting the dynamic exoplanet system TOI-201.