Astronomers have uncovered a hidden cosmic web of galaxies and gas by mapping hydrogen light from the early universe.

Two new studies have measured the expansion of the universe in our immediate cosmic neighborhood using a novel method that ...

The Committee on Astronomy and Astrophysics (CAA) provides an independent, authoritative forum for identifying and discussing issues in astronomy and astrophysics with the research community, the ...

NASA has disqualified one of the two proposals for a large astrophysics mission, a decision the project’s leader blames on ...

The National Aeronautics and Space Administration (NASA) announced the completion of a telescope designed to investigate exoplanets and dark matter in photos released Dec. 4, 2025. The Roman Telescope ...

Add Yahoo as a preferred source to see more of our stories on Google. The CiELO project’s results are intended to complement and enhance the interpretation of data from telescopes such as NASA's James ...

Neutrinos are extremely lightweight and electrically neutral particles that rarely interact with ordinary matter. Due to ...

Penn researchers are collaborating with NASA to develop the Nancy Grace Roman Space Telescope, which aims to bring insight into dark energy and planets outside the solar system. The NASA-led Roman ...

NASA is canceling the AXIS X-ray space telescope mission concept, saying it failed to meet key requirements. But the project leader thinks there's another reason.

Bangladesh has growing academic interest in astrophysics but lacks the infrastructure for observational research ...

Any project, supported or not by a committee, that is currently being worked on or is considered active, and will have an end date. The Committee on Astronomy and Astrophysics (CAA) provides an ...