Former NASA astronaut Leroy Chiao had a baffling — and seemingly terrifying — encounter when he was flying his private ...

Clinton claimed she wrote a letter to the space agency as a child, wishing to be an astronaut at a time when there were no ...

Clinton claimed she wrote a letter to the space agency as a child, wishing to be an astronaut at a time when there were no ...

The former NASA astronaut who nearly collided with a pair of metallic orbs while flying his plane remains befuddled by the ...

After a long career as a politician from Florida, former astronaut Bill Nelson has served as NASA's administrator for the ...

The temperature variation on the Moon, fluctuating up to 127°C (260°F) during the day to -173°C (-280°F) at night, would also have an effect on your body, potentially breaking it apart as you freeze ...

Plus: President-elect Donald Trump says he will rename the country's tallest mountain, reverting to a former name. | The year in space exploration.

New Glenn, developed by the private space firm founded by billionaire Jeff Bezos, is on the pad at Cape Canaveral, Fla., and ...

No election, no Eras tour, no eclipse. After a jam-packed 2024, what will we be talking about come 2025? It looks like there ...

Most of the Expedition 72 crew enjoyed a day off on Tuesday, while two NASA astronauts focused on cutting-edge human research ...

Other astronauts have stayed a couple of hundred days on the space station. But this was a planned 10-day excursion that will ...