New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

The Wide Field Camera 3 instrument gives the telescope the ability to capture a panchromatic view of objects flying through ...

Several sugars have been found on a sample of the asteroid Bennu, which may provide scientists with clues about our early ...

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been ...

An astronaut on the International Space Station has captured a rare kind of lightning called a sprite while traveling 250 miles above the Texas–Mexico border. Referred to as “space lightning” and ...

"I'm becoming much more optimistic that we may be able to find life beyond Earth, even in our own solar system." ...

Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life ...

As NASA pushed the boundaries of human endurance in space 60 years ago, the Gemini VII mission revealed not only the possibilities of long-duration orbital flight but also the physical challenges ...