Veteran NASA astronaut Suni Williams announced her retirement Tuesday. Her extended mission to orbit due to the troubled ...

Williams and another astronaut, Butch Wilmore, were supposed to stay in space for a week in 2024, but concerns about the ...

NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired.

Nearly 14 years ago, NASA’s Curiosity rover landed on Mars for a mission to explore the red planet and discover if it had an ...

The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “ Eye of ...

The U.S. is once again challenging itself to go to the moon, and this time, NASA and the Trump administration want to ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

"This is the largest solar radiation storm in over 20 years," the Space Weather Prediction Center said on Monday.

Solar system comet C/2024 E1 (Wierzchos) makes its closest approach to the sun today (Jan. 20) during an event known as ...

Two or more satellites could communicate and manoeuvre around one another using magnetic fields, although getting the ...

A recent study by geophysicists at Washington State University offers insight into how nutrients may reach the subsurface ...