CAPE CANAVERAL, Fla. — Saturn's giant moon Titan may not have a vast underground ocean after all. Titan instead may hold deep ...

Aerospace engineer Michi Benthaus will become the first wheelchair user ever to reach space on Thursday (Dec. 18), and you ...

Image number 100,000, which was captured on Oct. 7, "shows mesas and dunes within Syrtis Major, a region about 50 miles (80 ...

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

NASA’s Perseverance rover has been exploring the surface of Mars since it landed there in spectacular fashion nearly five ...

This year sees 25 years of continuous human presence aboard the International Space Station (ISS), and to mark the occasion NASA on Wednesday posted a video tour of this masterpiece of engineering and ...

Live updates from the Starlink 6-99 mission, which launched 8:42 a.m. Dec. 17 from Pad 39A at NASA's Kennedy Space Center.

A remarkable science project sees a quirky comparison of vast and small. Curated by NASA's Chandra X-ray Observatory, a ...

Gil Gerard, who played television's hunky sci-fi hero William “Buck” Rogers soon after the Star Wars franchise took hold in ...

The U.S. Capitol on Tuesday began to display a statue of a teenaged Barbara Rose Johns as she protested poor conditions at ...

Astronomers said planet PSR J2322-2650b appears to have an exotic helium-and-carbon-dominated atmosphere unlike any ever seen ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles (53 million kilometers). It will be the mid-2030s before it reaches interstellar space, never to return, said Paul ...