Liquid mercury contamination has permanently shut down the Dunn Solar Telescope as NSF moves ahead with demolition in ...

The Vera C. Rubin Observatory sent scientists nearly 1 million astronomy alerts in one night, showing off changes in the sky.

It's been about eight months since the Vera Rubin Observatory (VRO) saw first light. Now the telescope is scanning the night sky to detect transient changes and sending alerts to astronomers and ...

Wake up, astronomers—the universe is calling. The astronomical observatory equipped with world’s largest camera hit a key ...

Credit: Courtesy The Westmont Observatory opens to the public for a rare lunar eclipse in the early morning hours of Tuesday, ...

The TMT project is back under consideration for federal support, but it must complete a final design phase without taxpayer ...

The U.S. National Science Foundation says it will demolish the Sacramento Peak Observatory, also known as Sunspot Solar Observatory ...

On June 14 and 16, technicians installed solar panels onto NASA's Nancy Grace Roman Space Telescope, one of the final steps in assembling the observatory. Collectively called the Solar Array Sun ...

To capture higher-definition and sharper images of cosmological objects, astronomers sometimes combine the data collected by several telescopes. This approach, known as long-baseline interferometry, ...

Space rarely gives up its secrets easily. For instance, what looks like a single ...