The partial solar eclipse was visible to over 16 million people when it darkened the sky over the Pacific on Sept. 21-22 ...

Discover the stunning clarity and vibrant detail of 4K resolution in this captivating video. "When I am watched 4K" explores ...

Scientists have used the Gaia Space Telescope to create a 3D map of star kindergartens within the Milky Way, and you can fly through it.

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

In 2016 billionaire Yuri Milner hosted a press conference at One World Observatory, the atrium topping the slick skyscraper ...

The idea was that high-powered lasers would propel tiny probes to 20 percent of the speed of light, impelling them with ...

NASA's Solar Dynamics Observatory captured a magnetic filament erupting on the Sun. The filament was "connected to sunspot ...

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A triple threat of spacecraft will launch later this month to study the influence of the Sun that causes space weather events on Earth and in orbit, leading to advanced warning and a better ...