NASA's SPHEREx observatory undergoes testing at BAE Systems in Boulder, Colorado, in August 2024. Launching no earlier than Feb. 27 ...

In NASA's latest survey, experts detected black holes hidden behind thick clouds of gas and dust and others that are not.

HWO will be the first space telescope built to find potentially habitable planets and analyze their atmospheres for signs of ...

Enrico Chesta, Véronique Ferlet-Cavrois and Markus Brugger highlight seven ways CERN and ESA are working together to further ...

The University of California San Diego is positioning itself as a leader in astronomical research as its new Department of ...

Quasars are the most luminous type of active galaxy. They emit light across the electromagnetic spectrum, produce powerful ...

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

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

Jets blasting from supermassive black holes cause gas to cool and fall toward that cosmic titan in a cosmic feeding process.

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

Using the Hubble Space Telescope (HST), astronomers from the University of California Santa Cruz (UCSC) and elsewhere have ...