NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above ...

The planetary nebula is located 3,000 light-years from Earth in the constellation ... formed when an aging sun-like star cast its outer layers into space, forming a dense central cocoon of dust ...

NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above Earth.

Astronomers have captured videos of the sun without the typical blur caused by turbulence in Earth's atmosphere ...

Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun's corona in astonishing clarity. The sun's outer atmosphere — the ...

From imaging every point on the planet daily to leveraging AI and hyperspectral data, Ashley unpacks Planet’s mission to make ...

the exercise last May was interrupted by a real scenario, when Earth was hit by the strongest solar storm in two decades New Research ...

A team of scientists captured the sharpest-ever view of the sun's outer layer using a telescope in California. NBC News' Gadi ...

When the billions of stars comprising the Milky Way, our home galaxy, appear especially vibrant as the band arcs across the night sky, it’s a photo op ...

"Are we alone?" This ancient question has occupied humanity's mind for a long time. In 1995, the discovery of the first ...

See phenomenal photos of the world’s wonders from the February 2017 issue of National Geographic magazine.