Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are ...

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

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 ...

Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time ...

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 ...

As astronomers rush to study a newly discovered comet from beyond our solar system, a powerful new observatory may turn rare ...

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

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 ...

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 ...