In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

Rare ultra-faint dwarf galaxies beyond the influence of other galaxies show evidence that star formation was stifled long ago ...

Dark energy is still a mystery, but powerful new telescopes are set to uncover clues. With NASA and ESA leading the charge, ...

A new way to study 3D maps of galaxies in the cosmos without compressing the data is revealing new information about the dark universe.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

A new computational method gleans more information than its predecessors from maps showing how galaxies are clustered and threaded throughout the universe.

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

A new preprint study has taken a closer look at the "universe-breaking" Little Red Dot galaxies discovered in the early ...

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to ...