During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with ...

NASA officials dismissed theories that the interstellar 3I/ATLAS could be an alien spaceship while dropping new photos of the ...

As of Thursday Nov. 20, the moon phase is New Moon. This means 0% of the moon is lit up tonight, according to NASA's Daily ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

NASA spacecraft across the inner solar system captured new views of Comet 3I/ATLAS—the third known interstellar object ...

Harvard physics professor and author John E. Huth discussed his new book, “A Sense of Space,” which explores the interaction ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's ...

By Will Dunham WASHINGTON (Reuters) -Scientists have detected some of the oldest signs of life on Earth using a new method ...

Strong geomagnetic storms brought colorful northern lights to the skies above many states on Tuesday night—including Texas. Forecasters are expecting more on Wednesday.

Did you miss the northern lights on Nov. 11? You should be able to see the aurora borealis again tonight. Here's what to know ...