A Soviet spacecraft is expected to come hurtling back to Earth after being stuck in orbit for more than 50 years. The Kosmos ...

Fram2's orbit flew Dragon on a north-to-south trajectory in low Earth orbit at an altitude of about 271 miles (437 kilometers ...

From cosmic radiation to crushing isolation, the journey to Mars presents a web of interlinked dangers. NASA’s Human Research ...

HERE’S a question: do you know what happens to pee in space? If yes, urine with a chance of nailing this quiz. If not, you ...

WASHINGTON (Reuters) -U.S. President Donald Trump's administration is seeking to cut key elements of NASA's moon program in ...

The three Chinese astronauts have carried out experiments and improvements to the space station during their time in space. Two of the astronauts, Cai and Song, conducted a nine-hour spacewalk, the ...

The launch kicks off the first installment for Amazon’s Project Kuiper, a plan to create a massive constellation of ...

Don Pettit has returned to Earth after a seven-month mission aboard the International Space Station, wrapping up a journey ...

Thirty-five years ago today a revolutionary new era of astronomy began when the Hubble Space Telescope, tucked onboard the ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

HOUSTON—Russia's Soyuz MS-26 spacecraft with NASA astronaut Don Pettit and cosmonauts Alexey Ovchinin and Ivan Vagner ...

Some people on social media are touting the event as a celestial "smiley face" with the moon serving as the smiling ... China ...