The path of totality will carve an arc of darkness across the surface of our planet – at the height of the August tourist ...

Standing in front of a giant projected bar graph, he solemnly explained the possible fate of the world's most powerful eye on the sun: . If Co ...

The National Solar Observatory (NSO), which operates the telescope, said that the image was taken during technical testing and that the VTF is not yet even fully operational.

The National Solar Observatory (NSO), which operates the telescope, said that the image was taken during technical testing and that the VTF is not yet even fully operational.

Thousands of solar tornadoes swirl above the sun’s surface at any given moment. These remarkable photos give us a glimpse at these stunning cosmic phenomena.

It is a massive addition to what is already a giant observational installation. At around the size of a small garage, the 5.6 ton instrument occupies two floors at the National Solar Observatory.

Funding for the Daniel K. Inouye Solar Telescope, the most powerful instrument of its kind in the world, is under threat with President Trump's 2026 budget proposal. . | Credit: National Solar ...