The Center for Astrophysics and Space Astronomy (CASA) is dedicated to advancing our understanding of the Universe in which we live through observations, theory, and the development of ground-based ...

Astronomy and astrophysics are the study of objects and phenomena that are found beyond our solar system. This combines theoretical simulations and observation with both terrestrial and ...

Laboratory astrophysics is the study of astrophysical phenomena in the laboratory (Earth- or space-based). This might include various aspects of astrochemistry (chemical reactions under extreme ...

February 21, 2026 • NASA says an "interrupted flow" of helium to the rocket system could require a rollback to the Vehicle Assembly Building. If it happens, NASA says the launch to the moon would be ...

"It's not a boring white disk," says solar physicist Bernhard Fleck. Certainly not as seen by SOHO, the Solar and Heliospheric Observatory launched by the European Space Agency and NASA in 1995. SOHO ...