In the early 1600s, Dutch spectacle maker Jan Lippershey discovered that combining lenses could magnify distant objects.

Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is ...

The camera, now bolted to the end of a giant telescope at the Rubin Observatory, is expected to shoot photos of 20 billion ...

“This will mark the beginning of a new era in astronomy and astrophysics,” the Rubin team announced ahead of the unveiling.

Astronomers detect an ultramassive black hole weighing 36 billion suns in the galaxy LRG 3-757, a record thanks to ...

The James Webb Space Telescope (JWST) has captured a breathtaking new deep field image of the galaxy cluster Abell S1063, surpassing Hubble’s previous view in both depth and detail. Abell S1063 ...

Since July 2022, the James Webb Space Telescope has revolutionized our cosmic understanding, delivering breathtaking images.

A NASA space telescope will detect a staggering wealth of intricate gravitational lenses that could help unlock the mysteries ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

The Nancy Grace Roman Space Telescope, set to launch in 2027, would focus on possibly 160,000 gravitational lenses, of which ...

Despite its abundance, dark matter remains one of the most elusive components in cosmology. Astronomers hope that the Roman ...

An international team used 20 years of data and photos taken by the Hubble Space Telescope to study Uranus' atmosphere and its seasonal changes. The icy world was portrayed for the first time in ...