A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with Earth directly between it and the sun.

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

A new NASA-backed study suggests alien civilisations could eavesdrop on Earth's space transmissions, offering a new approach ...

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 ...

Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

In a once-a-year event, Saturn is about to reach opposition, with the ringed planet appearing its best and brightest as it ...

From orbit, Earth glows with the lights of cities, roads, and settlements - a breathtaking sight that also reveals the pulse of human civilization. These patterns show where people live, how societies ...

A skyscraper-size asteroid named 2025 FA22 will make a close approach to Earth this week, and you can watch it happen live ...

Stargazers can tune in to the Virtual Telescope Project's YouTube stream beginning at 11 p.m. EDT on Sept. 17 (3:00 GMT Sept. 18) to see live views from the organization's robotic telescopes located ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...