When we gaze up at the night sky, it’s hard not to wonder about the vastness of the universe and its origins. The universe, ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Astronomers from the University of Arizona have uncovered astonishing details about a galaxy that existed when the universe ...

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for Astrophysics.

JWST images reveal galaxy rotation patterns that challenge the Big Bang model. Could the universe be spinning?

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very strange young cosmos ...

Astronomers call a shift to longer wavelengths a redshift. It seemed that these redshifted galaxies were all moving away from the Milky Way. Hubble’s results suggested the farther away a galaxy ...

This infrared image from NASA’s James Webb Space Telescope was taken by the onboard Near-Infrared Camera for the JWST ...

A preliminary analysis of the AGN enhancement (fraction of X-ray detected AGN in paired galaxies relative to that in the control sample) for pairs in the GOODS-N and -S fields suggests that high ...

Astronomers at the University of Arizona have discovered more about a surprisingly mature galaxy that existed at a time when ...

James Lowenthal's research interests include high redshift galaxies, Lyman break galaxies, starburst galaxies, millimeter and submillimeter galaxies, galaxy formation and evolution, QSO absorption ...