Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

The race to connect the world through satellite internet has created an unexpected casualty: our view of the cosmos. A new ...

Hubble’s crystal-clear look at NGC 1786—an ancient globular cluster tucked inside the Large Magellanic Cloud—pulls us 160,000 ...

When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above ...

Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

The mighty James Webb and Hubble space telescopes united to reveal stars being born inside the Small Magellanic Cloud, which ...

Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that ...

A NASA astronaut aboard the SpaceX Dragon spacecraft has shared a stunning video of the aurora as seen from space, following a powerful geomagnetic storm.

Weather See the Northern Lights: Why aurora might be visible Sunday night A coronal mass ejection (CME) erupted from the Sun early Saturday morning could spark aurora visible deeper into the U.S.

WASHINGTON — The northern lights could be visible in several states Tuesday night as a solar storm is predicted to bring dazzling displays to the northern United States. The aurora borealis is ...