Many astronomers are growing increasingly concerned that these outdoor lighting from roads, buildings and elsewhere could ...

Some observatories that used to be dark and remote are now adjacent to bright urban centers. And sending all telescopes into ...

W. M. Keck Observatory is pleased to announce its newest instrument, the Keck Cosmic Reionization Mapper (KCRM), has successfully achieved “first light,” marking its first time ‘seeing ...

Gutting the National Science Foundation’s budget would prevent the agency from breaking ground on the Thirty Meter Telescope ...

The first dazzling images have been released from the National Science Foundation and Department of Energy’s Vera C. Rubin Observatory, capturing the night sky “like never before.” At such a critical ...

The mother of dark matter Vera C. Rubin -- the woman, not the observatory -- made a name for herself in the mid-20th century as a determined scientist in the face of entrenched sexism.

An international team of astrophysicists using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have uncovered a possible ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

On Sunday, June 4, KCRM team members from Keck Observatory and Caltech captured a first-light image of the Turtle Nebula, or NGC 6210, located about 6,600 light-years away in the Hercules ...

In Chile, a monumental telescope has opened its eyes. The telescope at Vera C. Rubin Observatory is the largest digital camera ever built, with a resolution of 3200 megapixels. It will photograph ...

A new planet-hunting instrument at W. M. Keck Observatory has achieved “first light,” capturing its first data from the sky.