Winds exceeding 110 mph that tore across the top of Mount Hamilton early Christmas morning blasted a massive steel protective door off the iconic white dome at Lick Observatory. Now, with back-to-back ...

The multi-ton shutter section fell outward onto the roof of the Great Hall, crushing several structural beams. The Great Refractor telescope was not damaged during the incident, but its precision ...

As ever-larger telescopes are launched into space or built at high-altitude sites, these observatories still have wonders to share with visitors and astronomers alike. An archival photograph of the ...

MAUNAKEA Even with access to the summit restored for astronomers, some observatories on Maunakea will not be able to resume work for some time. Modern observatories like Keck, Hill said, are more than ...