North Korean leader Kim Jong Un has said an elevated U.S. security partnership with South Korea and Japan poses a grave threat to his country and vowed to further bolster his nuclear weapons program.

Scientists warn that an asteroid named 2024 YR4 might hit Earth on December 2, 2032. The chances are now 2.3%. The impact ...

Measurements and data collected from space can be used to better understand life on Earth. An ambitious, multinational research project has demonstrated that Earth's biodiversity can be monitored and ...

NASA recently released images of the Andromeda galaxy, an "enticing empire of stars" that can be seen with the naked eye if weather conditions are just right. About 100 years after astronomer ...

One week ago, a private lunar lander left the ground on a nearly 7-week journey to reach the surface ... But last week's launch marked a crucial step to pave the way for NASA to send astronauts back ...

One week ago, a private lunar lander left the ground on a nearly 7-week journey ... But last week's launch marked a crucial step to pave the way for NASA to send astronauts back to the moon ...

For the third time in a year, a commercial lunar lander backed by NASA is on its way to the moon's surface. The spacecraft built and operated by Texas-based Firefly Aerospace launched in the early ...

As the Trump administration returns to power, NASA faces a crossroads that could redefine its mission for decades to come. As the new Trump administration takes the reins in the White House ...

One of the two NASA astronauts stuck in space got a much-welcome change of scenery when she stepped out for her first spacewalk after seven months in orbit. Suni Williams and Butch Wilmore have ...

One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station more than seven months ago.

Two NASA astronauts will perform the year's first spacewalk today (Jan. 16), and you can watch the action live. Nick Hague and Suni Williams are scheduled to venture outside the International ...