The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

The night sky appears perfectly still, but the universe is constantly changing in ways the human eye cannot see. By combining ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids ...

Science in the modern era is increasingly reliant on enormous datasets and automated analysis. In astronomy, the Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST)—a ten-year survey ...

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

Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding galaxies.

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

Join us today, Nov. 20, for Astronomy Unlocked, a virtual event focused on choosing your best telescope, complete with insight and tips from leading industry experts. Observing the wonders of the ...

The catalog of gravitational waves "heard" by LIGO, KAGRA and Virgo has doubled with detections of spacetime ripples.

pt. I. Ancient astronomy, from its origins to the end of the Middle Ages. The origins of astronomy -- Primitive astronomy in China, Chaldea and Egypt -- The cosmology of primitive peoples -- The ...