Astronomers have detected oxygen in the most distant galaxy ever found. It’s 13.4 billion light-years away from Earth, ...

ESA's Euclid mission is exploring the "dark universe." The space telescope's latest images offer fascinating new insights.

Every elliptical galaxy we've observed could have at one point been multiple galaxies in close proximity, just like Arp 91. But it's all so far away and happening so slowly (in relative terms ...

Here’s how it works. Astronomers have discovered something surprising about the universe's smallest and faintest class of galaxies: Ultra-Diffuse Galaxies (UDGs). A research team studying these ...

Hubble’s sensitivity and sharpness reveals a compact group of multiple galaxies that may be in the process of merging. They existed when the universe was only 5 billion years old. FRB 20220610A ...

Newly discovered Quipu, a superstructure in which galaxies group together in clusters ... made up of one long filament and multiple side filaments. It spans roughly 1.3 billion light-years ...

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was ...

The Dark Energy Spectroscopic Instrument (DESI) used millions of galaxies and quasars to build the largest 3D map of our universe to date. Combining the DESI data with other experiments shows signs ...